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Magnetic Contactors and Magnetic Starters
Exceed your expectations
Mitsubishi's Magnetic Contactors and Magnetic Starters, continuously pushing the boundaries.
L(NA)02030ENG-E(1412)
HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN
www.MitsubishiElectric.com
Mitsubishi Magnetic Contactors and Magnetic Starters
Eco Changes is the Mitsubishi Electric Group’s environmental statement, and
expresses the Group’s stance on environmental management. Through a wide range
of businesses, we are helping contribute to the realization of a sustainable society.
To ensure proper use of the products listed
in this catalog, please be sure to read the
instruction manual prior to use.
Safety Warning
Mitsubishi Electric Corporation Nagoya Works is a factory certified for ISO14001 (standards for
environmental management systems)and ISO9001(standards for quality assurance management systems)
Magnetic Contactors and Magnetic Starters
MS-T Series is released.
2 3
2004199419841982197619681963196019531933 20022001
MS-A Series was released.MS-A Series was released.MS-A Series
MS Series was released.
EM Series was released.
ES Series was released.
EM Series
Mitsubishi Electric
introduced its own
design of horizontal
movement Magnetic
Contactor with the
EM series.
MS-A Series
Double ratings of AC3 grade
(Green) and AC4 grade (Red)
were adopted allowing the unit
to be downsized.
EK Series was released.
EC Series was released.
EK Series
In cooperation with
Westinghouse Electric
Corporation, the clapper type
EK Magnetic Contactor was
developed.
MS-K Series was released.
MS-N Series
The ground breaking
"CAN terminal" proved
to be an epoch making
step in the design of
Magnetic Contactors.
MS-K Series
Lower power consumption was
achieved through the use of AC
operating, DC excited
electromagnets.
US-H Series was released.
US-N Series was released.
MS-N Series was released.
US-K Series was released.
SD-Q Series was released.
S o l v e T o g e t h e r
Mitsubishi Electric began making Magnetic Contactors and Mag-
netic Starters in 1933 with the first EC Series products. Since then
consecutive new products and series have been highly appreciated
by our customers. Our commitment to our customers remains to
continuously develop our products to exceed their expectations.
6
10
Features of MS-T Series
List of Produced Models
Meeting your needs
MS-T Series Introduction
4
6
12
13
13
13
14
Specification List Table
Short-circuit coordination
Electrical Durability Curve
Operation coil rating
Contact Reliability
Selection and Application 12
15
16
16
17
Specification List
Selection Table
Precautions for Use
Operating Characteristic Curve
Application to Thermal Overload Relays 15
18
19
20
21
23
Magnetic Starters
Magnetic Contactors
Thermal Overload Relays
Contactor Relays
Optional Units
Product Introduction 18
Type Codes
Order Procedure
Outline Drawing
Warranty and Safety
Information of Our FA-related Products
32
34
36
44
50
International Standard 28
Mitsubishi's Magnetic Contactors
and Magnetic Starters continue to
push the boundaries.
Sales of Magnetic Starters
exceeded 100 million units.
Double ratings of AC3 grade
(Green) and AC4 grade (Red)
were adopted allowing the unit
to be downsized.
The 80th anniversary
2012 2013
The Motor Circuit Breaker was released.
4 5
Small
Down-sizing
Standardization
Standardization
Safety & Quality
Safety & Quality
Smart Wiring
Smart wiring
StandardGlobal
Global Standard
Desire to
down-size the
switchboard
Desire to
reduce the types
and stock of
switchboard
parts
Desire to
prevent
accidents such
as electric
shock
The new MS-T Series can help you
solve these issues.
Do these
requirements
sound familiar?
6 7
10A frame model is over 16% smaller with a width of just 36mm!!
There is a saying that "every bit helps" and now with the industries smallest* general purpose Magnetic Contactor
in its class, customers are able to more easily down-size their boards than ever before.
New integrated terminal covers
The perennial issues of remembering to order the terminal covers, fitting them correctly or loosing them in the
process are challenges of the past. The integrated terminal cover system means they are always there, on the
Magnetic Contactor or its Auxiliary contact, ready to be used.
The new ST series has new wide range operating coils which mean 50% fewer variations are required to span the 24-550V voltage
range compared to the previous SN series. This means a smaller stock burden for those users who hold main stock or spare parts.
Tropicalization treatment, anti-corrosion treatment and low temperature-response capabilities are now standard in
the S-T type Magnetic Contactor range, so our customers do not need to worry about which version they are
ordering.(note MSO-T and TH-T Magnetic Starters and thermal overloads have anti-corrosive treatment only)
Actual size
*based on a survey of 10A frame class Magnetic Contactors conducted for Mitsubishi Electric September 2012
Traditional solution: Cover + Contactor
Reduce your coil inventory by up to 50%
AC24V
AC12V
AC48V
AC100V
AC120V
AC127V
AC200V
AC220V
AC230V
AC260V
AC380V
AC400V
AC440V
AC500V
24
48-50
100
110-120
125-127
200
208-220
220-240
240-260
346-380
380-415
415-440
500
24
12 12
48-50
100-110
115-120
127
200-220
220
230-240
260-280
380
400-440
460-480
500-550
Coil designation
Rated voltage [V]
50Hz 60Hz
AC24V
AC48V
AC100V
AC200V
AC300V
AC400V
AC500V
24
48-50
100-127
200-240
260-300
380-440
460-550
Coil designation
Rated voltage [V]
50Hz/60Hz
* 12VAC type is an order-made product.
Example: Status where 5 units are arranged
Down-sizing
Small Standardization
Standardization
MS-T Series Introduction S o l v e T o g e t h e r
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
A tough product for tough environments - as standard
1/L1 3/L2 5/L3
2/T1 4/T2 6/T3
43
1/L1 3/L2 5/L3
2/T1 4/T2 6/T3
43
43
135/L33/L21/L1
146/T34/T22/T1
43
135/L33/L21/L1
146/T34/T22/T1
43
2113
5/L33/L21/L1
2214
6/T34/T22/T1
63
6/T32/T1 4/T2
5/L33/L21/L1
43
44
13
32
3121
22
14
75
14
13 215/L33/L21/L1
226/T34/T22/T1
53
36 63
63
43
43 43
22 32
3121
2/T1 4/T2 6/T3
14 44
1/L1 3/L2 5/L3
13 43
63
14
13 215/L33/L21/L1
226/T34/T22/T1
5343
135/L33/L21/L1
146/T34/T22/T1
S-N10 S-N20 S-N25
S-T12 (Auxiliary 2-pole)S-T10 S-T20 S-T25 S-T32
−7mm!
−10mm!
−10mm!
−20mm!
−12mm!
NEW NEW
NEW
SD-N12
なし
SD-N11 SD-N21
なし
なし
SD-T20SD-T12 SD-T32
Front view
Front view
SD-T21
Frame size 11A 13A 20A 25A 32A
〈交流操作形〉
Front view 13A 18A 20A 32A
〈直流操作形〉
(For mounting details, please refer to "mounting on Page 44.)
Reduction
by 7mm!
Reduction
by 35mm!
43mm×5台=215mm
36mm × 5 units = 180mm
Traditional
MS-N Series
New slimline
MS-T Series
Traditional
SD-N Series
New slimline
SD-T Series
Front view
Front view
S-N11 (Auxiliary 1-pole) S-N12 (Auxiliary 2-pole)
A terminal cover is
included as standard
in the contactor!!
高効率有極電磁石の採用により,コイル消費電力の大幅な
低減を実現。
仮Low power consumption
9
0
[W]
従来 新型
コイル消費電力(W)
消費電力の低減:20Aフレーム
76%
削減!
7
0
[W]
従来 新型
コイル消費電力(W)
消費電力の低減:13Aフレーム
69%
削減!
2.2W 2.2W
7W 9W
13Aフレーム
(コイル:DC12/24V)※
20Aフレーム
(コイル:DC12/24V)
32Aフレーム
(コイル:DC12/24V)
従来形
7W
9W
-
新形
2.2W
2.2W
2.2W
低減率
69%
76%
-
※DC48V∼220Vの消費電力は3.3Wです。
8 9
The integrated terminal covers offer various benefits not to
mention added protection against electric shock through secure
finger protection. This is available not only on Magnetic Contac-
tors but also Thermal Overload Relays, Contactor Relays and
Auxiliary Contact Units.
MS-T Series complies with DIN EN 50274/VDE 0660 Teil 514 for
"Finger safe (prevention of finger contact)"
The MS-T Series' auxiliary contacts can operate
with load as light as 20V 3mA making it suitable
for direct control/operation from a PLC output.
No touch safety
Smart design means Smart wiring
A light touch
① Screw holder lifts up the screw. ② Insert a ring crimp lug ③ Tighten the screw
Easy wiring!
Safety & Quality
Safety & Quality
Smart wiring
Smart Wiring
MS-T Series Introduction S o l v e T o g e t h e r
The integrated terminal covers have an additional benefit in that they act as a guide to improve wiring efficiency
but also retain the terminal screw in place: no mislaying the screw, no dropping it or having trouble reinserting it
in to the terminal block just fast efficient wiring. Fast wiring terminals (model name with suffix “BC” ) are also
available to further improve wiring efficiency, workability and hence productivity.
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Easy wiring is available for the new MS-T
Series by using the Motor Circuit Breaker and
optional connection conductor unit, contribut-
ing your productivity improvement.
Higher SCCR value achieved by using with Motor Circuit Breaker
When the MMP-T Series and the MS-T Series are used together, the higher SCCR (UL short-circuit current rating)
value, can be achieved. That will be a great support for your business in North America.
Easy branch circuit wiring with Motor Circuit Breaker
and optional connection conductor unit
Unit eliminates the
need of wires
Global Standard Global Standard
Many customers are engaged in business which can mean them exporting to countries around the world and
therefore having to comply with those local standards. The MS-T Series is certified to the highest international levels
while work is ongoing to gain other country and shipping standards to help put your "mind at rest".
Your confidence: Certified
Safety certification standard
International China U.S. & Canada
EN
EC directive
Certificate authority GB
Standards
Applicable standard
European countriesJapan
IEC JIS
Note : Also compliant with the requirements for mirror contacts comply with IEC60947-4-1 Annex F.
Note
SCCR
value
increased
* Refer to page 28 for the SCCR values for the Magnetic Contactor and Thermal Overload Relays.
For details on the SCCR value when used in combination with the Motor Circuit Breaker,
refer to the Motor Circuit Breaker catalog.
List of Produced Models
10 11
●Magnetic Starters/Magnetic Contactors(NonReversing) ●Magnetic Starters/Magnetic Contactors(Reversing)
MS-T Series Introduction
New release New release
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
S o l v e T o g e t h e r
Note 1: ○ : Already released. ◇ : To be released in the future. - : No plan to be released.
Note 2: S-T□SA type is a surge absorber-installed type. Alternate current operation coils of N50 to N800 types with surge absorption
function contained do not generate coil open/close surge, so that a surge absorber for coil is not required.
Note 3: Magnetic Contactors and Thermal Overload Relays in MSO/S-N50CX and N65CX are provided with a terminal cover.
Note 4: The auxiliary contact arrangements for mechanical latch type and delay release type are different. For details, please refer to
the Catalog for MS-N.
Note 1: ○ : Already released. ◇ : To be released in the future. - : No plan to be released.
Note 2: S-2 x T□SA type is a surge absorber-installed type. Alternate current operation coils of N50 to N800 types with surge
absorption function contained do not generate coil open/close surge, so that a surge absorber for coil is not required.
Note 3: Magnetic Contactors and Thermal Overload Relays in MSO/S-2 x N50CX and 2 x N65CX are provided with a terminal cover.
Note 4: +2b of T10 and T12 auxiliary contact arrangements in Reversing type represents b contact built in the UT-ML11 interlock unit.
Note 5: For auxiliary contact arrangement in Reversing type, X2 is displayed as combined auxiliary contact arrangement of two
Magnetic Contactors.Please specify the contact arrangement for which two main units are combined must be
designated.<Designation example> In case of 1b x 2 + 2b: 2B
Note 6: The auxiliary contact arrangement from mechanical latch type is different. For details, please refer to the Catalog for MS-N.
Standard
With push button
3-element type
Standard
MS-□
MS-□PM
MS-□KP
MSO-□
MSOD-□
3素子(2E)サーマル
飽和リアクトル付
MSO-□KPSR
MSOD-□KPSR
サージ吸収器
取付形
MSO-□SA
MSOD-□SA
遅延釈放形 MSO-□DL
端子カバー付 MSO-□CX(注4)
Standard
S-□
SD-□
配線合理化
端子
S-□BC
SD-□BC
サージ吸収器
取付形
S-□SA(注3)
SD-□SA
防食処理
MSO-□YS
MSOD-□YS
配線合理化
端子
MSO-□BC
MSOD-□BC
3素子(2E)
速動特性サーマル
MSO-□FSKP
MSOD-□FSKP
機械ラッチ式
MSOL-□
MSOLD-□
3素子(2E)
サーマル
MSO-□KP
MSOD-□KP
飽和リアクトル付
MSO-□SR
MSOD-□SR
遅延釈放形 S-□DL
端子カバー付 S-□CX(注4)
防食処理 S-□YS
解放時間短縮形 S-□QM
耐熱二種 S-□FN
機械ラッチ式
SL-□
SLD-□
耐熱二種
機械ラッチ式
SL-T□FN
SLD-T□FN
 
2素子
速動特性サーマル
MSO-□FS
MSOD-□FS
3素子(2E)
速動特性サーマル MSO-□KF
◎
○
−
○
−
−
○
−
−
◎
−
◎
−
◎
−
−
○
◎
−
−
○
−
−
−
○
○
−
−
−
−
−
−
−
−
−
◎
○
○
○
○
○
○
○
○
◎
◎
◎
◎
◎
○
○
○
◎
○
○
○
○
○
○
○
○
○
○
○
◎
◎
○
○
○
○
−
−
−
−
−
−
−
−
−
−
−
−
◎
◎
◎
◎
○
○
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
○
−
○
−
−
◎
−
◎
−
○
−
○
−
◎
−
○
−
−
−
○
−
○
−
−
−
−
−
−
−
−
○
−
◎
○
○
○
−
−
○
○
○
◎
◎
◎
◎
◎
○
○
○
◎
○
○
○
−
−
○
○
○
○
○
○
−
−
−
−
−
−
−
−
○
−
Quick motion type MS-□QM
解放時間短縮形 MSO-□QM
− − −−− −
−
−
○
○
−
◎
◎
◎
◎
− − −−− −
◎
○
− − −−− −
− − −−− −
○
○
◎
○
○
○
− − −−− −
− − −−− −
−
−
− − −−− −
○
○
○
○
−
−
−
−
−
−
−
−
Frame
(Note 4)
Auxiliary contact
Rated capacity [kW]
Category AC-3
Model Name
220V
440V
Standard
Special
T10 T12 T20 T21 T25 T32 N35 N50 N65 N80 N95 N125 N150 N180 N220 N300 N400 N600 N800
2.2 2.7 3.7 5.5 7.5 7.5 11 15 19 22 30 37 45 55 75 110 160 200
2.7 4 7.5 7.5 11 15 15 22 30 37 45 60 75 90 110 150 200 300 400
1a 1a1b 1a1b 2a2b − 2a2b
1b 2a 2a − − − − − − − − − − − − − − − −
4
(3.7)
○ ○ ○ ○ ○ − − − − − − − −
○ ○ ○ ○ ○ − − − − − − − −
○ ○ ○ ○ ○ − − − − − − − −
○ ○ ○ ○ ○ − − − − − − − −
− − − − − − − − − − − − −
− − − − − − − − − − − − −
− − − − − − − − − − − − −
− − − − − − − − − − − − −
− − − − − − − − − − − − −
− − − − − − − − − − − − −
○ − − − − − − − − − − − −
○ − − − − − − − − − − − −
○ − − − − − − − − − − − −
○ ○ ○ − − − − − − − − − −
○ − − − − − − − − − − − −
◎ ○ ○ − − − − − − − − − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
○ ○ ○ ○ ○ − ○ − ○ ○ ○ − −
− ○ − ○ ○ − ○ − − − ○ − −
− ○ − ○ ○ − ○ − − − ○ − −
○ ○ − ○ ○ − ○ − − − ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ − ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
− ○ ○ ○ ○ ○ ○ △ △ △ △ − −
− ○ ○ ○ ○ ○ ○ △ △ △ △ − −
− ○ ○ ○ ○ ○ ○ △ △ △ △ − −
◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ − −
◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ − −◎ ◎ ◎◎ ◎
◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎
◎ ◎ ◎ ◎ ◎ ○ ◎ − ◎ ◎ ◎ ○ ○
◎ ◎ ◎ ◎ ◎ ◎ ◎ − ◎ ◎ ◎ ○ ○
◎ ◎ ◎ ◎ ◎ ◎ ◎ − ◎ ◎ ◎ ○ ○
Enclosed
MagneticStarters
Opentype
MagneticContactors
Opentype
電
磁
接
触
器
開
 
放
 
形
標準仕様
3素子(2E)サーマル
MS-□
MS-□KP
機械ラッチ式
SL-□
SLD-□
端子カバー付 S-□CX(注4)
防食処理 S-□YS
耐熱二種 S-□FN
機械ラッチ式
MSOL-□
MSOLD-□
標準仕様
MSO-□
MSOD-□
飽和リアクトル付
MSO-□SR
MSOD-□SR
3素子(2E)
速動特性サーマル
3素子(2E)サーマル
速動特性付
MSO-□FSKP
MSOD-□FSKP
3素子(2E)
サーマル
MSO-□KP
MSOD-□KP
配線合理化端子
MSO-□BC
MSOD-□BC
防食処理
MSO-□YS
MSOD-□YS
端子カバー付 MSO-□CX(注4)
標準仕様
S-□
SD-□
サージ吸収器
取付形
S-□SA(注3)
SD-□SA
配線合理化端子
S-□BC
SD-□BC
可逆接続導体付
(電源負荷側共)
S-□SD
SD-□SD
電源側3極同相
渡り導体付
S-□SG
SD-□SG
負荷側3極同相
渡り導体付
S-□SX
SD-□SX
負荷側3極逆相切換
渡り導体付
S-□SF
SD-□SF
MSO-□KPSR
MSOD-□KPSR
3素子(2E)サーマル
飽和リアクトル付
2素子
速動特性サーマル
MSO-□FS
MSOD-□FS
サージ吸収器
取付形
MSO-□SA
MSOD-□SA
MSO-□KF
−
−
−
−
−
−
−
−
◎
−
○
−
○
−
○
−
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−
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○
−
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−
−
◎
○
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○
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◎
○
○
○
○
○
○
○
○
○
○
○
○
○
−
−
−
−
○
○
◎
○
○
○
○
○
○
◎
○
○
○
○
○
○
○
○
○
○
◎
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
−
−
−
−
−
−
−
◎
−
○
−
−
−
○
○
−
−
−
−
○
◎
−
○
○
−
○
○
−
○
−
−
○
○
−
○
○
−
−
○
−
−
−
−
−
−
−
−
−
−
−
−
−
− − − − − −
−
−
−
−
− − − − − −
−
−
◎
○
○
○
− − − − − −
○
○
− − − − − −
○
○
○
○
○
○
○
○
−
−
−
−
−
−
220V
440V
2.2 2.7 3.7 4 5.5 7.5 7.5 11 15 19 22 30 37 45 55 75 110 160 200
2.7 4 7.5 7.5 11 15 15 22 30 37 45 60 75 90 110 150 200 300 400
(1a1b×2)+2b 2a2b×2 3a3b×2 4a4b×2
(2a×2)+2b − − − − − − − − − − − − − − − −
2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X
T10 T12 T20 T21 T25 T32 N35 N50 N65 N80 N95 N125 N150 N180 N220 N300 N400 N600 N800
(1a×2)
+2b
(1b×2)
+2b
◎ ◎ ◎ ◎ ◎ ◎ ◎ △ △ △ △ − −
◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ○ − −
◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ○
○ ○ ○ ○ ○ ○ ○ △ △ △ △ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − −
○ ○ − ○ ○ − ○ − − − ○ − −
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △
○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○
−−−−−−−−○○○○○
−−−−−−−−○○○○○
−−−−−−−−○○○○○
−−−−−−−−−−−−−
−−−−−−−−−−−−−
−−−−−−−−−−−−−
−−−−−−−−−−−−−
−−−−−−−−−−−−○
−−−−−−−−−−−−○
−−−−−−−−−−○○○
−−−−−−−−−−○○○
−−−−−−−−−−−−○
−−−−−−−−−−−−−
−−−−−−−−−−−−−
−−−−−−−−−−−−○
Frame
Model Name
Category AC-3
Rated capacity [kW]
Auxiliary contact
(Notes 4 to 6)
Standard
Special
MagneticStarters
OpentypeEnclosed
List of Produced Models
10 11
●Thermal Overload Relays
2× 2× 2×
●Magnetic Starters/Magnetic Contactors(Reversing)
MS-T Series Introduction
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
S o l v e T o g e t h e r
新発売
新発売
TH-□
TH-□SR
TH-□FS
TH-□KPSR
TH-□FSKP
TH-□KF
◎
○
−
−
−
◎
○
○ ○
○
○
−
◎
○
−
−
○
◎
○
○
○
△
◎
○
○
○
△
◎
○
−
○
−
◎
○
−
○
−
◎
○
−
○
−
◎
○
−
○
−
○
○
−
○
−
− − − − −
− − − − −
標準仕様
飽和リアクトル付
2素子
速動特性サーマル
3素子(2E)
サーマル
3素子(2E)サーマル
飽和リアクトル付
3素子(2E)速動特性
サーマル
TH-□CX端子カバー付
Frame
Heater designation
T18
0.12∼15
T25
0.24∼22
N12
0.12∼11
◎
−
−
− − − − −
−
−
− − △ △ △ △ △−
△
N18
1.3∼15
◎
○
△
○
○
N20
0.24∼15
◎
○
○
TH-□KP ◎ ◎ ◎ ○ ○ ○ ○ ○ ○ ○△ ○ ○
○
○
TH-□BC ○ ○ − − − − − − − −配線合理化端子 − − −
TH-□YS ○ ○ ○ ○ ○ ○ ○ ○ ○ ○防食処理 ○ ○ ○
N20TA
22∼29
N60
15∼54
N60TA
67∼82
N120
42∼82
N120TA
105∼125
N220
82∼180
N400
105∼330
N600
250∼660
●Contactor Relays
標準形
直流操作形
大容量接点付
端子カバー付
フレーム
接点数
接点構成
T5
5
5a
4a1b
3a2b
T9
9
9a
7a2b
5a4b
SR-□
SRD-□
SR-□JH
SRD-□JH
機械ラッチ式
SRL-□
SRLD-□
◎
◎
○
◎
◎
○
N4
4
4a
3a1b
2a2b
◎
◎
○
N4TM
3a1b
−
−
○
○
○
− −SR-□CX ○ ○ ○○ ○
− −SRD-□CX ○ ○ ○○ ○
N5
5
5a
4a1b
3a3b
2a3b
◎
◎
○
N8
8
8a
7a1b
6a2b
5a3b
4a4b
−
5a3b
4a4b
◎
◎
○
N8TM
−
−
○
○
遅延釈放形 SR-□DL ○ ○ ○ − − ○ −
◎
◎
−
−
◎
◎
−
−
−
−
−
−
−
−
○
◇ ◇ ○ ○ ○ ○ ○
オーバラップ接点付
SR-□LC
SRD-□LC
○ ○ ○ − ○ ○ −
◇ ◇ ○ − ○ ○ −
配線合理化端子付
SR-□BC ○ ○ − − − − −
SRD-□BC ○ ○ − − − − −
サージ吸収器(バリスタ)付
SR-□SA ○
○
○ ○ ○ ○ ○
SRD-□SA ○
○
○ ○ ○ ○ ○
注1 :◎印は標準品、○印は準標準品、△印は特殊品、◇印は順次発売、−印は製作範囲外を示します。
Reversing
Non-Reversing
Reversing
Non-Reversing
Reversing
Non-Reversing
Magnetic Starters
(With 3-element type Thermal
Overload Relays)
Magnetic Starters
(With standard 2-element,
With Thermal Overload Relays)
Magnetic Contactors
(Without Thermal Overload Relays, Open type)
Pollution degree
Rated frequency [Hz]
Rated impulse withstand voltage [kV]
Rated insulation voltage [V]
3
50/60
6
690
Frame
Applicable standard IEC60947-4-1,EN60947-4-1,JIS C8201-4-1,GB14048.4
T10 T12 T20 T21 T25 T32
2a×2+2b
2a
1a1b×2+2b
1a1b
2a2b×2
2a2b
TH-T25KP
TH-T25
–
–
–
–
–
–
S-2×T32
S-T32
–
–
–
–
96×81×111
43×81×81
1.8
4.5
55
6
75
–
–
–
32
32
32
7.5/13
11/24
5.5/26
11/12
15/24
15/32
7.5/32
MSO-2×T10KP
MSO-T10KP
MSO-2×T10
MSO-T10
S-2×T10
S-T10
90×125×79
76×165×97.5
82×85×78
36×75×78
1b×2+2b
1b
1a×2+2b
1a
20
11
20
2.7/6
2.2/6
1.5/8
4/5
4/7
4/9
2.5/11
TH-T18KP
MSO-2×T12KP
MSO-T12KP
TH-T18
MSO-2×T12
MSO-T12
S-2×T12
S-T12
45×115×79
–
–
2.2
7
45
20
13
20
5.5/9
4/9
2.2/11
5.5/7
5.5/9
5.5/12
3.5/13
MSO-2×T20KP
MSO-T20KP
MSO-2×T20
MSO-T20
S-2×T20
S-T20
97×125×79
97×85×78
43×75×78
20
13
20
5.5/10
5.5/13
3.7/18
7.5/9
7.5/17
7.5/18
4.5/18
Possible (excluding Enclosed Magnetic Starters)
MSO-2×T21KP
MSO-T21KP
MSO-2×T21
MSO-T21
S-2×T21
S-T21
136×138×82
104×176×110
220×192×115
63×128×82
136×81×81
63×81×81
32
32
32
5.5/10
5.5/13
3.7/18
7.5/9
11/17
11/23
5.5/25
MSO-2×T25KP
MSO-T25KP
MSO-2×T25
MSO-T25
S-2×T25
S-T25
2.4
–
–
32
32
32
7.5/12
7.5/17
4.5/20
11/12
15/24
15/30(15/26)
7.5/30(7.5/26)
Reversing
Non-Reversing
Reversing
Non-Reversing
Reversing
Non-Reversing
[W]
Sealed [VA]
Inrush [VA]
110VDC
24VDC
240VAC
120VAC
Reversing
Non-Reversing
Reversing
UT-AX2/4
UT-AX11
Non-Reversing
Reversing (Note 3, Note 5)
Non-Reversing
Reversing (Note 3, Note 5)
Non-Reversing
380 to 440VAC
100 to 240VAC
500VAC
380 to 440VAC
220 to 240VAC
690VAC
500VAC
380 to 440VAC
220 to 240VAC
IEC 35mm rail mounting
Open type Magnetic Starters
(Width x Height x Depth) [mm]
Enclosed Magnetic Starters
(Width x Height x Depth) [mm]
Magnetic Contactors (without Thermal Overload Relays)
(Width x Height x Depth) [mm]
Power consumption (Note 6)
Coil consumption (Note 6)
Mechanical durability[ten thousand times]
Conventional free air thermal current Ith [A]
Minimum applicable load level
Rated operational current
(Category DC-13 : Direct current coil load)
Rated operational current
(Category AC-15 : Alternating current coil load)
Contact
arrangement
Conventional free air thermal current Ith [A]
Rated operational current / power
Category AC-1 (Resistance, heater load)
Rated operational current / power
Category AC-4
(Three-phase squirrel-cage motor load
inching responsibility) [kW/A]
Rated operational current / power
Category AC-3
(Three-phase squirrel-cage motor load
standard responsibility) (Note 1) [kW/A]
Combined Thermal Overload Relays
Open type
Combined Thermal Overload Relays
Open type
Reversing
Non-Reversing MS-T10
–
MS-T12 –
MS-2×T21
MS-T21
–
–
Enclosed
1000
10
20V 3mA
0.6
3
3
6
1
2
2
2
Category AC-1
Category AC-4
Category AC-3
Category AC-1
Category AC-4
Category AC-3
1200
300
1800
50
Please refer to the Electrical durability curve on Page 13
Please refer to the Electrical durability curve on Page 13
Electrical durability
[ten thousand times]
Switching frequency
[time/hour]
ModelnameMaincontactratingAuxiliarycontactratingPerformanceCharacteristic
Outside
dimensions
Note 1: The content within ( ) of rated capacity and rated operational current is applied to the Magnetic Starter.
Note 2: Coil surge absorber-mounted type (□-□ SA type) is also manufactured. UT-SA21 type is mounted.
Note 3: +2b of T10 and T12 auxiliary contact arrangements in Reversing type represents b contact built in the UT-ML11 interlock unit.
Note 4: The main unit and auxiliary contact block must be prepared separately and additionally mounted by the user.
Note 5: For auxiliary contact arrangement in Reversing type, X2 is displayed as combined auxiliary contact arrangement of two Magnetic Contactors. Please specify the contact arrangement for which two main
units are combined must be designated. <Designation example> In case of 1b x 2 + 2b: 2B
Note 6: Operational coil input and coil consumption are average values in case of applying 220V60Hz to AC200V coil.
Note 7: Refer to pages 24 to 26 for the mountable options.
Max. number of
additional options
(Note 4)
Special accessory
Standard accessory
Minimum applicable load level 48V 200mA
1
10
100
1000
1 10 100 1000
Breaking current (A)
Electricaldurability(tenthousandtimes)
T12 T20 T21 T25 T32
1
10
100
1000
1 10 100 1000
Breaking current (A)
Electricaldurability(tenthousandtimes)
T20 T21 T25 T32
●Main circuit voltage 220 to 240VAC ●Main circuit voltage 380 to 440VAC
AC-3
AC-4
T10
T12
T10 AC-3
AC-4
12 13
Coil types and ratings
(Alternating voltage operation type)
●For S-T10 to T32 types
For SR-T5 and T9 types
AC24V
AC48V
AC100V
AC200V
AC300V
AC400V
AC500V
24
48-50
100-127
200-240
260-300
380-440
460-550
Marking on the equipment
Rated voltage [V]
50Hz/60Hz
Note : Even when the single rating (example: 200V60Hz) is specified for an order, the
above rating voltage is indicated on the product.
Selection and Application S o l v e T o g e t h e r
Coil Ratings
Electrical Durability Curve
Coordination with short-circuit protective devices
Making and Breaking capacities
320
320
240
256
256
192
110
90
70
88
72
56
130
120
90
104
96
72
180
180
170
144
144
136
250
230
170
200
184
136
300
300
240
240
240
192
220 to 240VAC
380 to 440VAC
500VAC
220 to 240VAC
380 to 440VAC
500VAC
Making capacity
Category AC-3
[A]
Breaking capacity
Category AC-4
[A]
Frame T10 T12 T20 T21 T25 T32
Note 1: Open/close frequency of closed circuit current capacity and breaking current capacity is 50 respectively (IEC60947-4-1).
40A 80A
10A–
–
10A
Short-circuit protective device rating
* Fuse gG (IEC60269-1/2)
Main circuit
Auxiliary circuit
Type 1
Magnetic Contactors model S-T10 S-T12 S-T20 S-T25S-T21 SR-T5/T9S-T32
Specification List Table
Rated voltage
and frequency
Rated voltage
and frequency
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Coil designation
Magnetic Starters/Magnetic Contactors
●For S-T10SA to T32SA types
 For SR-T5SA and T9SA types
AC24V
AC48V
AC100V
AC200V
AC300V
AC400V
24
48-50
100-127
200-240
260-300
380-440
120
120
470
470
910
910
Coil indication Varistor voltage [V]
Rated voltage [V]
50Hz/60Hz
Note 1: Add "SA" to the end of the type name to order the operation coil surge absorber mounting type (varistor).
Example: S-T10SA AC100V
Note 2: Even when the single rating (example: 200V60Hz) is specified for an order, the above rating voltage is indicated on the product.
Coil designation
Frame T12 T20 T21 T32
Applicable standard JIS C8201-4-1,IEC60947-4-1,EN60947-4-1,GB14048.4
形
 
名
Non-Reversing SD-T12 SD-T20 SD-T21 SD-T32
Reversing SD-2×T12 SD-2×T20 SD-2×T21 SD-2×T32
Magnetic Starters
(With standard 2-element,
With Thermal Overload Relays)
Open type
Non-Reversing MSOD-T12 MSOD-T20 MSOD-T21 ー
Reversing MSOD-2×T12 MSOD-2×T20 MSOD-2×T21 ー
Combined Thermal Overload Relays TH-T18 TH-T25 ー
電磁開閉器
(2E式サーマルリレー付)
Open type
Non-Reversing MSOD-T12KP MSOD-T20KP MSOD-T21KP ー
Reversing MSOD-2×T12KP MSOD-2×T20KP MSOD-2×T21KP ー
Combined Thermal Overload Relays TH-T18KP TH-T25KP ー
格
定
点
接
主
定格絶縁電圧 [V] 690
定格インパルス耐電圧 [kV] 6
定格周波数 [Hz] 50/60
汚染度 3
AC-3級
(三相かご形モータ負荷標準責務)(注1)
[kW/A]
AC200∼220V 2.7/13 3.7/18 4/18(20) 7.5/32
AC380∼440V 4/9 7.5/18 7.5/18(20) 15/32
AC500∼550V 5.5/9 7.5/17 11/20
AC-4級
(三相かご形モータ負荷インチング責務)
[kW/A]
AC200∼220V 2.2/11 3.7/18 5.5/26
AC380∼440V 4/9 5.5/13 11/24
AC500∼550V 5.5/9 5.5/10 7.5/13
AC-1級(抵抗、ヒータ負荷)
AC100∼240V 20 32
AC380∼440V 13 32
開放熱電流 Ith [A] 20 32
最小適用負荷レベル 48V 200mA
格
定
点
接
助
補
接点構成
標準付属
非可逆 1a1b 2a2b ー
可逆(注3、注5) 1a1b×2+2b 2a2b×2 2a2b×2
特殊付属
非可逆 2a ー
可逆(注3、注5) 2a×2+2b ー
オプション追加
最大個数(注4)
UT-AX2/4
非可逆 1
可逆 2 ー
UT-AX11
非可逆 2
可逆 2 ー
定格使用電流
(AC-15級:交流コイル負荷)
AC120V 6
AC240V 3
定格使用電流
(DC-13級:直流コイル負荷)
DC24V 3
DC110V 0.6
開放熱電流 Ith [A] 10
最小適用負荷レベル 20V 3mA
能
性
機械的耐久性 [万回] 1000
電気的
耐久性
[万回]
AC-3級 P19の電気的耐久性曲線を参照
AC-4級 P19の電気的耐久性曲線を参照
AC-1級 50
開閉頻度
[回/時]
AC-3級 1800
AC-4級 300
AC-1級 1200
特性 消費電力(注6) [W] 3.3(2.2) 2.4 1.8
法
寸
形
外
電磁接触器(サーマルリレーなし)
(幅×縦×奥行) [mm]
非可逆 43×75×100 63×81×108 43×81×108
可逆 97×85×100 136×81×108 96×81×138
開放形電磁開閉器
(幅×縦×奥行) [mm]
非可逆 45×115×101 63×128×109 ー
可逆 97×125×101 136×138×115 ー
IEC35㎜レール取付 可能
注1:定格使用電流の( )内は電磁接触器(サーマルリレーなし)に適用します。
注2:コイルサージ吸収器取付形(□-□SA形)も製作できます。UT-SA21形が取付きます。
注3:可逆式におけるT10、T12、T20補助接点構成の+2bは、UT-ML11インターロックユニット内蔵のb接点を示します。ご注文時の指定は不要です。
注4:本体と補助接点ユニットは別手配頂きお客様において追加取付願います。
注5:可逆式における補助接点構成は、×2として電磁接触器2台の補助接点構成組合せで表示しています。接点構成が標準の場合、ご注文時の指定は不要ですが、
特殊の場合には本体2台分をあわせた接点構成で指定願います。<指定例>1b×2+2bの時:2B
注6:操作コイル入力、消費電力はAC200Vコイルに220V60Hz印加した場合の平均値です。
注7:取付け可能なオプションは30∼34ページを参照下さい。
。すまし示を値安目の性特るけおにルイコV42CDびよおV21CDは内) (の23T∼21T-DS。すまし示を値安目の性特るけおにルイコV001CDは表上:8注
Magnetic Contactors
(Without Thermal Overload Relays, Open type)
Contact reliability of main and auxiliary contacts
The minimum working voltage and current of the main and auxiliary contacts of the S-T type Magnetic Contactors and the contact
of the SR-T type Contactor Relays vary depending on the allowable failure rate. Apply the following diagrams.
■The contact reliability reduces when a contact is connected in series or when the current is applied and broken at
the time of opening and closing the contact.
Prescribe remedies such as connecting the contact in parallel (providing redundancy).
■The contact must be connected in parallel (providing redundancy) if reliability greater than the contact reliability
shown the diagrams 1 to 3 is required.
●Magnetic Contactors ●Contactor Relays
200mA
100mA
50mA
10mA
5mA
500mA
Contact voltage (V)
4820 200 60010010
1x10 /time
-8
1x10 /time
-7
Contactcurrent
100mA
50mA
10mA
3mA
4820 200 600
Contact voltage (V)
10010
1x10 /time-7
-8
5x10 /time
-9
5x10 /time
-9
5x10 /time
200mA
100mA
50mA
10mA
3mA
4820 200 600
Contact voltage (V)
10010
1x10 /time
-7
-8
5x10 /time
-9
5x10 /time
-9
5x10 /time
Diagram 1. S(D)-T main contact Diagram 2. S(D)-T auxiliary contact Diagram 3. SR(D)-T5, T9 ,UT-Ax4
Contact Reliability
Contactcurrent
Contactcurrent
Note 1: The contact reliability indicates the failure rate λ60 (the number of failures/the number of opening and closing operations, per contact) at 60% reliability standard.
This reliability is applied when the product is in use under a clean atmosphere in the standard specification environment (Refer to page 44).
Note 2: The contact resistance of the contacts may change due to economical corrosion and that may affect the contacts in the case of a light load.
It is recommended that regular inspections to be conducted, with load opening and closing performed several times in the inspection, and that consideration be provided on the
system side.
注1.操作コイル端子には極性があります。端子番号A1(+)にプラス、A2(−)
にマイナス側を接続してください。
注2.操作電源が整流器の場合、直流側でコイルを開閉してください。
Coil designnation Rated voltage Coil indication
DC12V DC12V
Rated voltage
DC24V DC24V
DC48V DC48V
DC100V DC100V
DC110V DC110V
DC125V DC120-DC125V
DC200V DC200V
DC220V DC220V
Coil designnation Rated voltage Coil indication Varistor voltage[V]
DC12V DC12V
Rated voltage
47
DC24V DC24V 47
DC48V DC48V 120
DC100V DC100V 470
DC110V DC110V 470
DC125V DC120-125V 470
DC200V DC200V 470
DC220V DC220V 470
注1.操作コイル用サージ吸収器取付形(バリスタ)をご要求の際は形名末尾に「SA」を付加してご注文
ください。 例:SD-T21SA DC100V
注2.操作コイル端子には極性があります。端子番号A1(+)にプラス、A2(−)にマイナス側を接続して
ください。
注3.上記以外は製作できません。
●For SD-T12 to T32 types
For SRD-T5 and T9 types
●For SD-T12 to T32SA types
For SRD-T5SA and T9SA types
14 15
Model list
Appearance
T18Frame T25
Model name
Applicable standard
Use condition
Ambient temperature [°C]
Frequency [Hz]
For Magnetic Starters
For independent mounting
For Magnetic Starters
For independent mounting
For Magnetic Starters
For independent mounting
For Magnetic Starters
For independent mounting
Outside dimensions [mm]
W×H×D
Product weight
[kg]D
H
W
Heater designation (adjustable range of stabilized current)
[A]
(Rated operational voltage : 550V maximum)
Rated insulation voltage [V]
Rated impulse withstand voltage [kV]
Pollution degree
IEC60947-4-1,EN60947-4-1,JIS C8201-4-1,GB14048.4
-10 to +40 (Standard: 20°C; maximum temperature on the board: 55°C)
0(DC) to 400
690
6
3
0.12 (0.1 to 0.16)
0.17 (0.14 to 0.22)
0.24 (0.2 to 0.32)
0.35 (0.28 to 0.42)
0.5 (0.4 to 0.6)
0.7 (0.55 to 0.85)
0.9 (0.7 to 1.1)
1.3 (1 to 1.6)
1.7 (1.4 to 2)
0.24 (0.2 to 0.32)
0.35 (0.28 to 0.42)
0.5 (0.4 to 0.6)
0.7 (0.55 to 0.85)
0.9 (0.7 to 1.1)
1.3 (1 to 1.6)
1.7 (1.4 to 2)
2.1 (1.7 to 2.5)
2.1 (1.7 to 2.5)
2.5 (2 to 3)
3.6 (2.8 to 4.4)
5 (4 to 6)
6.6 (5.2 to 8)
9 (7 to 11)
11 (9 to 13)
15 (12 to 18)
2.5 (2 to 3)
3.6 (2.8 to 4.4)
5 (4 to 6)
6.6 (5.2 to 8)
9 (7 to 11)
11 (9 to 13)
15 (12 to 18)
22 (18 to 26)
TH-T18
–
TH-T18KP
–
45×55×76.5
–
0.11
–
TH-T25
TH-T25KP
63×51×79
0.16
Power consumption [VA/element] at minimum/maximum stabilization
Terminal screw size
Terminal screw size
Contact arrangement
Conventional free air thermal current Ith [A]
24VAC
120VAC
240VAC
550VAC
24VDC
110VDC
220VDC
Compatible with terminal
Electric wire size [mm2
]
Crimp lug size
Compatible with terminal
Electric wire size [mm2
]
10 to 55 Hz, 19.6 m/s
2
10A
Page 17
Crimp lug size
Rating
Operational
Current
[A]
Minimum applicable load level
Trip class
Operating characteristic curve description page
Vibration resistance (vibration resistance malfunction performance)
Trip-free
Reset method
Operation indication (lever indication)
Manual trip check
0.8 / 1.8
M3.5
φ1.6, 0.75 to 2.5
1.25-3.5 to 2-3.5, 5.5-S3
1a1b
2
2(0.5) / 2(0.5)
2(0.5) / 2(0.5)
1(0.5) / 1(0.5)
0.3(0.3) / 0.3(0.3)
0.5(0.3)
0.2(0.2)
0.1(0.1)
20V 5mA
M3.5
φ1.6, 0.75 to 2.5
1.25-3.5 to 2-3.5
◎
Manual/Automatic switchable
◎
◎
1.5 / 3.0
M4
φ1.6 to 2.6, 1.25 to 6
1.25-4 to 5.5-4
1a1b
5
2(0.5) / 3(0.5)
2(0.5) / 3(0.5)
1(0.5) / 2(0.5)
0.3(0.3) / 0.3(0.3)
1(0.3)
0.2(0.2)
0.1(0.1)
20V 5mA
M3.5
φ1.6, 0.75 to 2.5
1.25-3.5 to 2-3.5
◎
Manual/Automatic switchable
◎
◎
Note 1: The ambient temperature compensator is mounted on all types.
Note 2: ◎ indicates standard equipment. ○ : Already released.
Thermal Overload RelaysSpecification List
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Selection and Application Application to Thermal Overload Relays S o l v e T o g e t h e r
with
2-elements
with
3-elements
Category AC-15
AC operated Magnetic Contactors
Coil opening and closing
a contact/b contact
Category DC-13
DC operated Magnetic Contactors
Coil opening and closingCharacteristics/FunctionsOperationcircuit(contact)specificationsMaincircuitspecifications
The value in brackets indicates the rating for automatic reset.
The value in brackets indicates the rating for automatic reset.
110
-10
(5)
0
(15)
10
(25)
30
(45)
40
(55)
108
106
104
102
98
96
94
92
90
20
(35)
Compensationfactor
(%)
TH-T25(KP)
Maximum scale
Middle scale
Minimum scale
110
-10
(5)
0
(15)
10
(25)
30
(45)
40
(55)
108
106
104
102
98
96
94
92
90
20
(35)
Ambient temperature (°C) *1
(Temperature on control board (°C) *2
Ambient temperature (°C) *1
(Temperature on control board (°C) *2
Compensationfactor
(%)
TH-T18(KP)
Maximum scale
Middle scale
Minimum scale
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
(Hour)
(h)
(Second)
(s)
2
1
600
1000
800
400
200
100
80
60
40
30
20
10
8
6
4
2
1
0.8
0.6
0.4
0.2
0.8 1 1.5 2 3 4 5 6 8 10 15
50
40
30
20
10
8
6
5
4
3
2
1
(min)
(Minute)
60
Operatingtime
Current (multiple of setting current)
16 17
Disassembly
The Thermal Overload Relays are adjusted at the time of assembly. Do not disassemble it.
Ambient temperature compensation
The TH-T type Thermal Overload Relays are adjusted with the Magnetic Starters in the standard box (the MS type) relative to the ambient temperature of 20°C (The temperature
on the control board of the MSO type Magnetic Starters is 35°C). The ambient temperature compensator is mounted on the TH-T type Thermal Overload Relays. Therefore, the
ambient temperature less affects the operational characteristic change. The minimum operating current change according to the ambient temperature change relative to the
ambient temperature of 20°C (the temperature on the control board of 35°C) generally depends on the characteristics in the diagrams 1 and 2.
The Thermal Overload Relays have a characteristic that the operating current becomes high when the ambient temperature is low and becomes low when the ambient
temperature is high. If the ambient temperature of the installation site is significantly different from 20°C (the temperature on the control board of 35°C), the setting current of the
Thermal Overload Relays needs to be corrected as shown in diagrams 1 and 2. In addition, note that the compensation factor has a characteristic to be the minimum
scale>middle scale>maximum scale at the adjustment knob location. (Note that the Thermal Overload Relays may operate at a current of less than 100% stabilized current if in
use at temperatures exceeding the allowable working temperature of 40°C (55°C).)
Connecting electric wire size and operating current
The TH-T type adjusts the minimum operating current with the
standard electric wire size shown in the following table. If the
electric wire is thicker or thinner than this standard electric wire
size, the operating current becomes high or low, respectively.
Therefore, correct the stabilized current (divide it by the change
rate of the minimum operating current) to use a size different from
the standard connecting electric wire size.
Note 1: [*1] The ambient temperature applied to the MS type indicates the outside temperature of the box.
[*2] The temperature including temperature increase on the control board applied to the MSO type is indicated.
For the information on the connecting electric wire size, refer to page 46.
Application to Thermal Overload Relays S o l v e T o g e t h e r
Precautions for Use
Thermal Overload RelaysOperating Characteristic of Thermal Overload Relays(Ambient Temperature of 20°C)
Application to standard three-phase motor of Thermal Overload Relays
0.12
0.17
0.24
0.35
0.5
0.7
0.9
1.3
1.7
2.1
2.5
3.6
5
6.6
9
11
15
22
0.1-0.16
0.14-0.22
0.2-0.32
0.28-0.42
0.4-0.6
0.55-0.85
0.7-1.1
1.0-1.6
1.4-2.0
1.7-2.5
2.0-3.0
2.8-4.4
4.0-6.0
5.2-8.0
7.0-11
9.0-13
12-18
18-26
2
2
2
2
2
4
4
4
6
6
10
10
16
20
20
25
32
50
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
0.03
0.05
0.07
0.1
0.2
0.4
0.75
1
1.5
2.2
3.7
5.5
TH-T25
S-T10
S(D)-T12
S(D)-T20
S(D)-T21 S-T25
TH-T18
0.05
0.1
0.18
0.25
0.37, 0.55
0.75
1.1
1.5
2.2
3, 3.7
3, 3.7
5.5
7.5, 9
11
Heater
designation (A)
Thermal Overload Relays Standard three-phase motor capacity [kW] Magnetic Contactors that can be combined
Frame
Auxiliary circuitMain circuit
200-220V 380-440V TH-T18 TH-T25
Short-circuit protector rating (A)
* Fuse gG (IEC60269-1/2)
Selection Table
Setting range (A)
Compensation factor: Percentage of the minimum operating current at the ambient temperature of 20°C(the temperature on the control board of 35°C)
<Compensation procedure of setting current>
Determine the compensation factor of the working ambient temperature according to the curves in diagrams 1 and 2 and use the value of all load currents of the motor divided by
the determined compensation factor as the stabilization value.
Example: The ambient temperature compensation factor for TH-T25 at the ambient temperature of 40°C (the temperature on the control board of 55°C) is 97% at the minimum
scale according to diagram 2. If the motor rated current is 15A, the stabilization value is 15.5A (=15/0.97). )
Thermal Overload Relays
Thermal Overload Relays
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Diagram 1. Ambient temperature compensation curve (T18 frame) Diagram 2. Ambient temperature compensation curve (T25 frame)
●TH-T18,T18KP ●TH-T25,T25KP
●TH-T18SR ●TH-T25SR,T25KPSR
●TH-T18FSKP ●TH-T25FSKP
Cold start
Hot start
Cold start
Hot start
Cold start
Hot start
Cold start
Hot start
Cold start
Hot start
Cold start
Hot start
Heater designation
[A]
Model name
TH-T18(KP)
2
3.5
Standard electric
wire size [mm2
]
Connecting electric
wire size [mm2
]
Change rate of minimum
operating current [%]
TH-T25(KP)
0.12 to 15
0.24 to 11
15,22TH-T25(KP)
97
104
2
6
1.25
2.5
98
103
18 19
Refer to pages 13 and 14
Refer to pages 13 and 14
1a1b
2a
1a1b×2+2b
2a×2+2b
115
45
79
125
97
79
115
45
79
125
97
79
128
63
82
138
136
82
128
63
82
138
136
82
115
45
79
125
90
79
1a1b
2a
1a1b×2+2b
2a×2+2b
2a2b
-
2a2bx2
-
2a2b
-
2a2bx2
-
1a
1b
1a×2+2b
1b×2+2b
1a
1b
1a×2+2b
1b×2+2b
1a1b
2a
1a1b×2+2b
2b×2+2b
1a1b
2a
1a1b×2+2b
2b×2+2b
2a2b
-
2a2bx2
-
2a2b
-
2a2bx2
-
-
-
-
-
●MSO-T series (non-Reversing) : Open type
●MSO-2xT series (Reversing) : Open type
●S-T series (non-Reversing)
●S-2xT series (Reversing)
●Thermal Overload Relays configuring the Magnetic Starters
Thermal Overload Relays models and heater types that configure Magnetic Starters
MSO-T10
MSO-2×T10
2.5
4
4
T10, T12, T20
T21, T25
TH-T18
TH-T25
3.5
5.5
5.5
4.5
7.5
7.5
5.5
11
11
7.5
15
15
MSO(D)-T12
MSO(D)-2×T12
MSO(D)-T20
MSO(D)-2×T20
MSO(D)-T21
MSO(D)-2×T21
MSO-T25
MSO-2×T25
S-T10
S-2×T10
11
9
7
20
13
12
9
20
18
18
17
20
25
23
17
32
30
30
24
32
32
32
24
32
S(D)-T12
S(D)-2×T12
S(D)-T20
S(D)-2×T20
S(D)-T21
S(D)-2×T21
S-T25
S-2×T25
S(D)-T32
S(D)-2×T32
Heater designation (adjustable range of stabilized current) (A)
Product Introduction S o l v e T o g e t h e r
Magnetic Starters
Magnetic Contactors
75
36
78
85
82
78
75
43
78
85
97
78
75
43
78
85
97
78
81
63
81
81
136
81
81
63
81
81
136
81
81
43
81
81
96
111
Magnetic
Contactors frame
Model name
Non-Reversing
Reversing
Rated operational current
(A) Category AC-3
Heater rating (designation) of standard
Thermal Overload Relays (A)
Operation coil rating
Auxiliary contact
arrangement
Non-
Reversing
Reversing
Non-ReversingReversing
A
B
C
A
B
C
IEC 35mm rail mounting type
Option
Front clip-on auxiliary contact block mounting type
Side clip-on auxiliary contact block mounting type
Surge absorber mounting type
Model name
Non-Reversing
Reversing
Rated capacity (kW)
Category AC-3
220 to 240VAC
380 to 440VAC
500VAC
220 to 240VAC
380 to 440VAC
500 VAC
Conventional free air thermal current Ith (A)
Operation coil rating
Auxiliary contact
arrangement
Non-
Reversing
Reversing
Non-ReversingReversing
A
B
C
A
B
C
IEC 35mm rail mounting type
Option
Front clip-on auxiliary contact block mounting type
Side clip-on auxiliary contact block mounting type
Surge absorber mounting type
Note 1: Select the value closer to the heater designation if the stabilized current has two values.
Note 2: Heater designation marked with * has Magnetic Starters frames that cannot be applied. For information on the applicable Magnetic Starters frames, refer to the "Heater rating
(designation) of standard Thermal Overload Relays" field in the above table.
Note 3: The connection conductor kit UN-TH21 is required to use in combination with the Magnetic Contactor to make a Magnetic Starters.
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
0.12(0.1 to 0.16) 0.17(0.14 to 0.22) 0.24 (0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1)
1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13)* 15(12 to 18)*
0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2)
2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26)*
Standard
Special
Standard
Special
Refer to pages 13 and 14
1a1b
2a
165
76
97.5
-
-
-
176
104
110
192
220
115
2a2b
-
2a2b×2
-
1a
1b
-
-
●MS-T series (non-Reversing) : Enclosed
●MS-2xT series (Reversing) : Enclosed
MS-T10
-
2.5
4
4
3.5
5.5
5.5
4.5
7.5
7.5
MS-T12
-
MS-T21
MS-2×T21
Model name
Non-Reversing
Reversing
Heater rating (designation) of standard
Thermal Overload Relays (A)
Operation coil rating
Auxiliary contact
arrangement
Non-
Reversing
Reversing
Non-ReversingReversing
A
B
C
A
B
C
Rated capacity (kW)
Category AC-3
220 to 240VAC
380 to 440VAC
500VAC
Standard
Special
Standard
Special
Standard
Special
Standard
Special
Note 3
Thermal Overload Relays model
Thermal Overload Relays Contactor Relays
20 21
●TH-T series
●Heater types
Heater types of TH type Thermal Overload Relays
Note 1: Combining UT-HZ18 allows the T18 frame to be used singly (screw mounting or IEC 35 mm rail mounting).
Combining UN-RM20 allows the T25 frame for single mounting to have the IEC 35mm rail mounted.
Heater designation (adjustable range of stabilized current) (A)
A
B
C
Model name
0.12, 0.17, 0.24, 0.35, 0.5,
0.7, 0.9,1.3, 1.7, 2.1, 2.5,
3.6, 5, 6.6, 9, 11, 15
0.24, 0.35, 0.5,
0.7, 0.9, 1.3, 1.7,
2.1, 2.5, 3.6, 5,
6.6, 9, 11, 15, 22
TH-T25
55 51
45 63
76.5 79
Application
Standard heater rating (designation)
(A)
Contact arrangement
TH-T18
MSO-T10
-T12
-T20
MSO-T21
-T25
MSOD-T12
-T20
MSO-T21
1a1b 1a1b
B C
A
Product Introduction S o l v e T o g e t h e r
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
0.12(0.1 to 0.16) 0.17(0.14 to 0.22) 0.24 (0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6)
0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3 (1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4)
5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18)
0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6)
1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11)
11(9 to 13) 15(12 to 18) 22(18 to 26)
For Magnetic Starters For single mounting
T18
T25
2-element
T18KP
T25KP
3-element
T25
Note 1
Note 1
2-element
T25KP
Note 1
Note 1
3-element
Specification List
120VAC
240VAC
440VAC
550VAC
120VAC
240VAC
440VAC
550VAC
24VDC
48VDC
110VDC
220VDC
24VDC
48VDC
110VDC
220VDC
690
IEC60947-5-1,EN60947-5-1,JIS C8201-5-1,GB14048.5
6
50/60
3
6
3
1.5
1.2
10
8
5
5
3
1.5
0.6(2)
0.3(0.8)
10
8
5(8)
1(3)
20V 3mA
1,000
50
1,800
45
7
2.2
Minimum applicable load level
Mechanical durability [ten thousand times]
Electrical durability [ten thousand times]
Switching frequency [time/hour]
Coil consumption (Note 3)
Power consumption (Note 3) [W]
Surge absorber unit
Additional auxiliary contact block
Number of poles
Contact arrangement
Rated insulation voltage [V]
Applicable standard
Rated impulse withstand voltage [kV]
Rated frequency [Hz]
Pollution degree
Model name
5
5a
4a1b
3a2b
○
○
○
SR-T5
9
9a
7a2b
5a4b
○
×
○
SR-T9SRD-T5 SRD-T9
Category AC-15
(Coil load)
Category AC-12
(resistive load)
Category DC-13
(large coil load)
Category DC-12
(resistive loads)
IEC 35mm rail mounting
Note 1: The value in brackets indicates the current when switching the load with two poles installed in series.
Note 2: In the optional unit field, ○ and X indicate mountable and non-mountable, respectively.
Note 3: Coil consumption are average values in case of applying 220V60Hz to AC200V coil.
PerformanceCharacteristic
ACratedoperational
current[A]
DCratedoperational
current[A]
Contactrating(Note1)Optionalunit
(Note2)
Inrush [VA]
Sealed [VA]
機種
2.1(1.7 to 2.5) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18)
2.1(1.7 to 2.5) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26)
−
T25FS
T18SR
T25SR
T18FSKP
T25FSKP
−
T25KPSR
T25FSKP
Note 1
T25KPSR
Note 1
T25FS
Note 1
T25SR
Note 1
Note 1
0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6)
1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13)
15(12 to 18)
0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6)
1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13)
15(12 to 18) 22(18 to 26)
StandardDelaytriptypeQuicktriptype
22 23
Contact arrangement/Contact placement
Combination with additional auxiliary contact block
Note 1: The auxiliary contact blocks cannot be mounted on SR(D)-T9.
Note 2: The Contactor Relay is not usable with front clip-on and side clip-on blocks mounted at the same time.
Note 3: The contact arrangements in are standard combinations.
Model name
Contactor Relay
Front clip-on Side clip-on
UT-AX4
Contact arrangement 4a 3a1b 2a2b
9a 8a1b 7a2b
8a1b 7a2b 6a3b
7a2b 6a3b 5a4b
5a
4a1b
3a2b
Model name
SR-T5
SRD-T5
2a 1a1b 2b
7a 6a1b 5a2b
6a1b 5a2b 4a3b
5a2b 4a3b 3a4b
UT-AX2
7a2b
6a3b
5a4b
UT-AX11
1a1b+1a1b
6a1b
5a2b
4a3b
UT-AX11
1a1b
The SR-T series contactor type Contactor Relay is usable in combination with the following additional auxiliary contact blocks.
SR-T9
SRD-T9
7a2b
9a
5a4b
9a
7a2b
5a4b
A1A2
52
51
63 71 81 93
11
64
23
72
33
82
43
94
12 24 34 44
A1A2
52
51
63 73 83 93
11
64
23
74
33
84
43
94
12 24 34 44
54
53
63 73 83 93
64 74 84 94
A1A2 13 23 33 43
14 24 34 44
SR-T5
SRD-T5
5a
4a1b
3a2b
5a
4a1b
3a2b
A1A2 33 43 53
34 44 54
23
24
13
14
A2 A1
52
5143
44
33
34
13 23
14 24
2412
2311
34
33
44
43 51
52
A1A2
Model list (for MS-T series)
Product Introduction S o l v e T o g e t h e r
Optional UnitsContactor Relays
Auxiliary contact
blocks
Contact
arrangement
Contact
placement
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
品名 補助接点ユニット(注1) 操作コイル用サージ吸収器ユニット
形式 UT-AX4 UT-AX2 UT-AX11 UT-SA21 UT-SA22 UT-SA13 UT-SA23 UT-SA25
取付 ヘッドオン サイドオン トップオン
仕様・機能
・ツイン接点採用
・補助接点4極
(4a,2a2b,3a1b)
・ツイン接点採用
・補助接点2極
(2a,1a1b,2b)
・ツイン接点採用
・補助接点2極
(1a1b)
バリスタ付
AC24V
(DC共用)
AC48V
(DC共用)
AC200V
(DC共用)
AC400V
バリスタ
+表示灯付
AC200V
(DC共用)
CR付
DC200V
CR付
AC200V
バリスタ
+CR付
AC48V
(DC共用)
AC200V
(DC共用)
外観
(代表例)
UT-AX4 UT-AX2 UT-AX11 UT-SA21
種
機
用
適
電磁接触器 S-T10∼T32/SD-T12∼T32
電磁開閉器 MSO-T10∼T25/MSOD-T12∼T21
電磁継電器 SR(D)-T5 SR(D)-T5/T9
サーマルリレー ─
品名 機械的インタロックユニット 単体取付ユニット 主回路導体キット
形式 UT-ML11 UT-ML20 UN-ML21 UT-HZ18 UT-SD10 UT-SD20 UT-SD25
取付 サイドオン ─ ─
仕様・機能
・単体接触器(2台)と
組合せで可逆式構成
サーマルリレーと
組合せる事により
ネジ取付・
IEC35mm
レール取付が可能
可逆接続時に使用する導体ユニット
*6本/セット
(注2)(注3)
外観
(代表例)
UT-ML11 UT-HZ18 UT-SD10
種
機
用
適
電磁接触器 S-T10∼T20専用 SD-T12∼T20専用 S(D)-T21∼T32 S-T10 S(D)-T12/T20 S(D)-T21/T25
電磁開閉器 ─ ─ ─ ─ ─ ─ ─
電磁継電器
─ ─
サーマルリレー TH-T18(KP)
品名 コイル用DC/ACインターフェイスユニット 主回路サージ吸収器ユニット
形式 UT-SY21 UT-SY22 UT-SA3320 UT-SA3332
取付 トップオン ヘッドオン
仕様・機能 無接点出力(トライアック出力) 接点出力(リレー出力) C+R デルタ接続
外観
(代表例)
UT-SY21 UT-SA3320
種
機
用
適
電磁接触器 S-T10∼T32 S(D)-T10∼T20 S(D)-T21∼T32
電磁開閉器 MSO-T10∼T32 MOS(D)-T10∼T20 MOS(D)-T21∼T32
電磁継電器
─ ─ ─ ─
サーマルリレー
注1:補助接点ユニットのヘッドオンとサイドオンを同一の本体に取付けて使用することはできません。  注3:T32への取付けにはUN-SD18CXをご使用ください。
注2:導体には電源側用、負荷側用がありますので取付け時に注意してください。
AC120V
AC240V
AC440V
AC550V
AC120V
AC240V
AC440V
AC550V
DC24V
DC48V
DC110V
DC220V
DC24V
DC48V
DC110V
DC220V
Minimum applicable load level
Mechanical durability [ten thousand times]
Electrical durability [ten thousand times]
Switching frequency [time/hour]
Terminal screw size/type
Applicable electric wire size [φmm,mm2
]
Applicable crimp lug size
Terminal screw tightening torque [N・m]
Mounting method
Number of poles
Contact arrangement
Rated insulation voltage [V]
Rated impulse withstand voltage [kV]
Rated frequency [Hz]
Pollution degree
Model name
4
4a
3a1b
2a2b
UT-AX4
1a1b
2
Side clip-on
Applicable model
Front clip-onFront clip-on
UT-AX11
Category AC-15
(coil load)
Category AC-12
(resistive load)
Category DC-13
(large coil load)
Category DC-12
(resistive load)
Note 1: It is not possible to mount both the front clip-on and side clip-on units at the same time.
Note 2: The value in brackets indicates the current when switching the load with two poles installed in series.
S o l v e T o g e t h e r
Magnetic Contactor
Contactor Relay
AC operated type
DC operated type
AC operated type
DC operated type
2
2a
1a1b
2b
S-T10, T12, T20, T21, T25, T32
S-DT12, T20, T21, T32
SR-T5
SRD-T5
690
6
50/60
3
6
3
1.5
1.2
10
8
5
5
3
1.5
0.6(2)
0.3(0.8)
10
8
5(8)
1(3)
20V 3mA
1,000
50
1,800
M3.5 cross slot screw with pressure plate
φ1.6 0.75 to 2.5
1.25-3.5 to 2-3.5
0.9 to 1.5
UT-AX2
●UT-AX□ auxiliary contact block
Types and applicationRatings and specifications
Application and selection
Precautions for application
Model
Applicable model
Magnetic Contactor Contactor Relay
Applicable voltage
Note: The surge suppression effect for the applied circuit is smaller in the (applicable voltage) range than in the (recommended voltage) range.
Even in the (recommended voltage) range, the surge suppression effect may not be enough depending on the characteristics of the connected device.
(Check the influence of surge using the actual device in advance.)
Rated voltage range
S-T10, T12, T20, T21, T25, T32
SD-T12,T20,T21,T32
SR-T5,T9
SR(D)-T5,T9
●UT-SA□ Operation Coil Surge Absorber Unit
UT-SA21
UT-SA22
UT-SA13
UT-SA23
UT-SA25
24 25
Product Introduction
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Optional Units
Contactrating(Note2)Performance
ACratedoperationalcurrent〔A〕DCratedoperationalcurrent〔A〕
(1) Connect the terminals of surge absorber unit in parallel with the operation coil of the Magnetic Contactor or Contactor Relay.
(2) When used in combination with the surge absorber, the open time of the Magnetic Contactor or Contactor Relay may be 1.5 to 3
times longer.
(3) The surge absorber is designed to suppress the surge from the Magnetic Contactor. The warranty does not cover external surges.
Extreme external surges may damage the product.
Surge
absorber
element
Model Applicable voltage range
Designation
Internal element
specifications
12V 24V 50V 100V 127V 200V
AC 50/60Hz DC
240V 346V 480V 12V 48V24V 60V 100V125V 200V
UT-SA13 DC200V 0.5μF120Ω
Varistor UT-SA21
Varistor
+ indicating
LED
UT-SA22
AC200V Varistor voltage470V
Varistor voltage120V
Varistor voltage47V
Varistor voltage910VAC400V
Varistor voltage470VAC200V
CR
UT-SA23 0.2μF120ΩAC200V
Varistor
+CR
UT-SA25
AC48V
AC48V
AC24V
Varistor voltage120V
0.1μF47Ω
Varistor voltage470V
0.1μF47Ω
AC200V
C
A
2-M4 screws
C
A B A
Product Introduction S o l v e T o g e t h e r
MEMO
UT-ML11
UT-ML20
UN-ML21
Model
S-T10, T12, T20
SD-T12, T20
S-T21, T25, T32 SD-T21, T32
Applicable Magnetic Contactor model
Note 1: Use UN-ML21 of the MS-N Series as the mechanical interlock unit for S-T21 to T32.
Note: The value in brackets is also allowed for mounting.
(Note 1)
UT-ML11
UT-ML20
Model
74
89
89
ー
ー
ー
60
60
60
T10
S-T12,T20
SD-T12,T20
Applicable frame
Dimension[mm]
A±0.2 B±0.2 C±0.3
UT-ML11
UN-ML21
Model
54(54)
30
32
19(19)
23
21
60(56)
60
67
T12,T25
T32
SD-T32
Applicable frame
Dimension[mm]
A±0.2 B±0.2 C±0.3
Application
Specifications
Rated insulation voltage
Rated impulse withstand voltage
Rated frequency
Pollution degree
Terminal screw size/type
Applicable electric wire size[φmm,mm2
]
Applicable crimp lug size
Terminal screw tightening torque[N・m]
Model
690V
6kV
50/60Hz
3
M3.5 cross slot screw with pressure plate
φ1.6 0.75 to 2.5
1.25-3.5 to 2-3.5
0.9 to 1.5
UT-ML11
Mounting
 Hole drilling dimension
 (Drilling of holes is not required when mounting the IEC 35mm rail mountable model is mounted to the IEC 35mm rail for reversing.)
●UT-ML□ Mechanical Interlock Unit
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
26 27
注1. □BCは配線合理化端子付、□CXはCAN端子付の形名です。
カン
種類・適用機種
●UT-HZ18、UN-RM20サーマルリレー用単体取付ユニット
Model
UT-HZ18
UT-HZ18BC
UN-RM20
取付け
TH-T18(KP)
TH-T18BC(KP)
TH-T25(BC)(KP)、TH-T25(BC)(KP)SR
TH-N20(KP)、TH-N20CXHZ(KP)
TH-N20(CXHZ)(KP)SR
適用機種
ねじ取付け
IEC35mmレール取付け
IEC35mmレール取付け
Product Introduction S o l v e T o g e t h e r
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
26+ 27
適用する
電磁接触器
のフレーム
可逆用 渡り用
T10 UT-SD10 UT-SG10
T12、T20 UT-SD20 UT-SG20
T21、T25 UT-SD25 UT-SG25
備   考
6本/セットになっています。
導体には、電源側用、負荷側用がありますので、取付け時に
注意してください。
3本/セットになっています。
電源側端子にも取付けることができます。
形 名 取付方法 内部素子仕様 定格電圧・周波数 適用機種
UT-SA3320
ヘッドオン (0.3μF+60Ω)×3
AC240V
50/60Hz
S-T10、T12、T20(BC)
SD-T12、T20(BC)
UT-SA3332
S-T21、T25、T32(BC)
SD-T21、T32(BC)
●UT-SD□主回路導体キット
種類と適用
●UT-SA33□主回路サージ吸収器ユニット
種類
仕様
接続
耐電圧
絶縁抵抗
重畳パルス条件(最大) 最  高
印加電圧
機械的耐久性
(ヘッドオンタイプ)端子間 端子-ケース間 尖頭値 パルス幅
AC600V
1分間
AC2000V
1分間
300MΩ
以上
2000V 1μsec. 800V 1000万回
使用上の注意
(1)インバータ回路等高周波成分の多い回路には使用しないでください。
(2)リレー等の接点容量の小さい機器の負荷側には使用しないでください。
内部接続
接 続 例
三相回路 単相回路
可逆用
渡り用
CR
(T3/6)
(W)
(T2/4)
(V)
(T1/2)
(U)
M
UN-
SA33
UT/UN-
SA□
M M
UT/UN-
SA□
●UT/UN-SY□ 操作コイル用DC/ACインタフェースユニット
形名
接続例(接続図)
ユニット形名 出力方式 ユニット取付方法 適用する電磁接触器、電磁継電器の形名
UT-SY21 無接点出力
(トライアック出力) トップオン
追加取付
S-T10∼T32
UT-SY21BC
UT-SY22 接点出力
(リレー出力)UT-SY22BC
UN-SY11
無接点出力
(トライアック出力)
単体取付
S-T10∼T32
S-N10∼N400
SR-K100UN-SY12
接点出力
(リレー出力)
UT-SY21(BC) UN-SY11
UT-SY22(BC) UN-SY12
仕様
形     名 UT-SY21 UT-SY22 UN-SY11 UN-SY12
入
 
力
 
部
定 格 使 用 電 圧 DC24V
許 容 電 圧 変 動 定格使用電圧の85%∼110%
電 流 15mA 10mA 15mA 10mA
消 費 電 力 0.4W 0.24W 0.4W 0.24W
最 低 動 作 電 圧 18V
最 高 開 放 電 圧 4V 1V 4V 1V
出
 
力
 
部
出 力 仕 様 無接点出力(トライアック出力) 接点出力 無接点出力(トライアック出力) 接点出力
定 格 使 用 電 圧 AC100V∼AC240V 50/60Hz
出 力 電 流 0.5A AC-15
開 路 時 洩 れ 電 流 5mA/240V なし 5mA/240V なし
動 作 時 間
動作時1ms、
開放時0.5サイクル+1ms以下
10ms以下
動作時1ms、
開放時0.5サイクル+1ms以下
10ms以下
開閉耐久性
機 械 的 − 500万回 − 500万回
電 気 的 − 500万回 − 100万回(注1)
使 用 温 度 −10℃∼55℃
端子適合電線
電 線 φ1.6㎜、1.25∼2㎟
圧 着 端 子 1.25-3.5、2-3.5
注1. UN-SY12とSR-K100形を組み合わせ使用のとき500万回となります。
注1. 操作コイルは、コイル電圧呼びAC100VまたはAC200Vが適用できます。
DC24V
AC100
∼240V
A1
A3
D2(-)
D1(+)
UN-SY11
電磁接触器
電磁継電器
MC
A1
A2
ト
ラ
ン
ジ
ス
タ
出
力
シ
ケ
ン
サ
DC24V
電磁接触器
電磁継電器
AC100
∼240V
A2
A1
MC
A3
A1
D2(-)
D1(+)
コイル
UN-SY12
ト
ラ
ン
ジ
ス
タ
出
力
シ
ケ
ン
サ
DC24V
AC100
∼240V
A1
A2(A3)
D2(-)
D1(+)
UT-SY21(BC)
電磁接触器
電磁継電器
MC
A2
A1
UN-SY21(CX)
ト
ラ
ン
ジ
ス
タ
出
力
シ
ケ
ン
サ
DC24V
MC
D2(-)
D1(+)
コイル
UT-SY22(BC)
電磁接触器
電磁継電器
A2
A1
A2(A3)
AC100
∼240V A1
ト
ラ
ン
ジ
ス
タ
出
力
シ
ケ
ン
サ
28 29
We support your overseas business.
Canada
CSA standard
Canada
International
IEC standard
International
Japan
Japan
JIS standards
China
GB standard
China
North America
CSA standard
North America
U.S.A.
UL standard
U.S.A European countries
CE marking
EN standard
Euro
Overseas Standard S o l v e T o g e t h e r
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
UL Approval for U.S.A. and Canada
■ Magnetic Contactor
■ Thermal Overload Relay
■ Mechanical Interlock
Auxiliary
Contact
(Rating Code)
MarkType
Main Contact
Maximum
Horsepower Rating [HP]
Single Phase Polyphase
S-(2X)T10
S-(2X)T12
S-(2X)T20
S-(2X)T21
S-(2X)T25
S-(2X)T32
110-120V 200-208V 220-240V 440-480V 550-600V 110-120V 200-208V 220-240V 440-480V 550-600V
Maximum
Continuous
Current
Rating [A]
1/2
1/2
1
1
2
2
1
1
2
−
−
5
1-1/2
1-1/2
2
3
3
5
2
2
3
5
7-1/2
10 7-1/2
1
1
2
2
3
5
3
3
3
5
7-1/2
10
3
3
5
5
7-1/2
10
5
7-1/2
7-1/2
10
15
20 15
13
20
30
32.5
A600 and Q300
−
File No. E58968
CCN:
NLDX (U.S.A.)
NLDX7 (Canada)
■ Contactor Relay and Auxiliary Contact Block
Auxiliary
Contact
(Rating Code)
MarkType
SR-T5
SR-T9
(UT-AX2)
UT-AX4
(UT-AX11)
A600 and Q300
File No. E58969
CCN:
NKCR (U.S.A.)
NKCR7 (Canada)
TH-T18KP
TH-T25KP
Auxiliary
Contact
(Rating Code)
MarkType
Connecting Bar
for coupling
Heater
Designation
FLA Adjustable Range [A]
Magnetic Contactor to
be coupled
Trip Class
0.12 A
0.17 A
0.24 A
0.35 A
0.5 A
0.7 A
0.9 A
1.3 A
1.7 A
2.1 A
2.5 A
3.6 A
5A
6.6 A
9A
11A
15 A
0.24 A
0.35 A
0.5 A
0.7 A
0.9 A
1.3 A
1.7 A
2.1 A
2.5 A
3.6 A
5 A
6.6 A
9 A
11 A
15 A
22 A
0.1 - 0.16
0.14 - 0.22
0.2 - 0.32
0.28 - 0.42
0.4 - 0.6
0.55 - 0.85
0.7 - 1.1
1 - 1.6
1.4 - 2
1.7 - 2.5
2 - 3
2.8 - 4.4
4 - 6
5.2 - 8
7 - 11
9 - 13
12 - 18*1
0.2 - 0.32
0.28 - 0.42
0.4 - 0.6
0.55 - 0.85
0.7 - 1.1
1 - 1.6
1.4 - 2
1.7 - 2.5
2 - 3
2.8 - 4.4
4 - 6
5.2 - 8
7 - 11
9 - 13
12 - 18
18 - 26
S-(2X)T10,
S-(2X)T12, S-(2X)T20
S-(2X)T12, S-(2X)T20
S-(2X)T20
S-(2X)T21, S-(2X)T25
S-(2X)T25
Unnecessary
UN-TH21
10
C600
B600
File No. E58969
CCN:
NKCR (U.S.A.)
NKCR7 (Canada)
UT-ML11:Approval as Unlisted Component to be suitable for Type S-2XT10, -2XT12 or -2XT20 Reversing Magnetic Contactor
Note:*1 - The available FLA rating is 16A or less.
■ Surge Absorber Unit for Operating Coil
Rating,
50/60Hz
MarkType
UT-SA21
UT-SA22
UT-SA23
UT-SA25
24-48V
100-240V
346-480V
100-240V
100-240V
24-50V
100-240V
File No. E58969
CCN:
NKCR2 (U.S.A.)
NKCR8 (Canada)
File No. E58969
CCN:
NKCR2 (U.S.A.)
NKCR8 (Canada)
■Our standard products comply with the domestic standards as well as various overseas standards and are certified to meet all the standards.
Model nameType
Thermal
Overload
Relays
TH-T18KP to T25KP
Magnetic
Contactors
S(D)-T10 to T32
◎ ◎ ◎ ◎ ◎ ◎
◎ ◎ ◎ ◎ ◎ ◎
○ ○ ○ ○ ○ ○
◎ ◎ ◎ ◎ ◎ ◎
Open Type
Magnetic Starters
MSO(D)-T10KP to T25KP
Contactor
Relays
SR(D)-T5/T9
○ ○ ー ー ー ー
Enclosed
Magnetic
Starters
MS-T10KP to T21KP
(Note2)
Note1: ○:Compliant or supported with standard parts,◎:Certified with standard parts
Note2: The Magnetic Starters will be certified under each type name of the Magnetic Contactors and the Thermal Overload Relays on the condition that the Magnetic Contactors and the
Thermal Overload Relays are used in combination.
Note3: For the UL standard for the U.S.A. & Canada, refer to the table on the right.
Safety certification
standard
International China U.S. & Canada
EN
EC directive
Certificate
authority GB
Applicable standard
European countriesJapan
IEC JIS
(Note1)
※UL60947-4-1A(CSA C22.2 NO.60947-1)/
UL508(CSA C22.2 NO.14)
L
L L
30 31
Overseas Standard S o l v e T o g e t h e r
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
■ Available Short Circuit Current Rating (SCCR) and Short Circuit Protection Device (S.C.P.D.)
Note1: This overload relay is adjustable and ambient compensated. Set the dial
in the position corresponding to the motor full load current.
Note2: Trip rating is 125% of setting.
Available
Short
Circuit
Current
S.C.P.D.
Max.
Circuit Voltage
Circuit Breaker
Max. Current
Ratings
Min. Interrupting
Ratings
*1 *1*1*1*1*1
To provide continued protection against a risk of fire and electric shock, the
complete overload relay must be replaced if burnout of current element occurs.WARNING
*1. Main circuit wires must be connected to contactor using applicable lugs shown in next table.
*2. 11A heater is applied to types S(D)-T12 and S(D)-T20.
*3. 15A heater is applied to type S(D)-T20.
*4. 22A heater is applied to type S-T25.
*2
*3
*4
0.12A
0.17A
0.24A
0.35A
0.5A
0.7A
0.9A
1.3A
1.7A
2.1A
2.5A
3.6A
5A
6.6A
9A
11A
15A
0.24A
0.35A
0.5A
0.7A
0.9A
1.3A
1.7A
2.1A
2.5A
3.6A
5A
6.6A
9A
11A
15A
22A
Adjustable
Range.Amps.
0.10 - 0.16
0.14 - 0.22
0.20 - 0.32
0.28 - 0.42
0.4 - 06
0.55 - 0.85
0.7 - 1.1
1.0 - 1.6
1.4 - 2.0
1.7 - 2.5
2.0 - 3.0
2.8 - 4.4
4.0 - 6.0
5.2 - 8.0
7 - 11
9 - 13
12 - 18
0.20 - 0.32
0.28 - 0.42
0.4 - 0.6
0.55 - 0.85
0.7 - 1.1
1.0 - 1.6
1.4 - 2.0
1.7 - 2.5
2.0 - 3.0
2.8 - 4.4
4.0 - 6.0
5.2 - 8.0
7 - 11
9 - 13
12 - 18
18 - 26
TH-T18KP
Heater
Desig.
ModelTH-T25KP
S.C.P.D.
Fuse, Class K5
Max. Current
Ratings
15A
20A
30A
18kA
40A
15A
20A
30A
40A
50A
70A
100A
15A
30A
75A
50A
30A 30A
50A 50A
15A
15A 15A
30A
75A
50A
Available
Short
Circuit
Current
5kA
5kA
14kA/50kA
10kA
/
50kA
N/A
10kA
10kA
/
25kA
10kA
/
25kA
10kA
/
35kA
N/A 10kAN/A N/A
600V 240V 480V600V 480V 240V240V600V 480V600V 600V
50kA
10kA
/
35kA
35kAN/A N/A
Model
Available
Short
Circuit
Current
S.C.P.D.
Circuit Breaker
Max. Current
Ratings
Min. Interrupting
Ratings
S-(2×)T10/S(D)-(2×)T12
S(D)-(2×)T20
Max. Circuit Voltage
*1 *1*1*1*1*1
*1. Main circuit wires must be connected to contactor using applicable lugs shown in below table.
S(D)-(2×)T21
S-(2×)T25
18kA
10kA
18kA
480V
50kA
10kA
480V
35kA
Available
Short
Circuit
Current
600V
5kA
600V
N/A
600V
N/A
600V
N/A
S(D)-(2×)T32
15A
30A
50A
15A
240V
50A
75A
75A
15A
30A
50A
15A 10kA 25kA
480V
50A
75A
75A
S.C.P.D.
Fuse, Class K5
Max. Current
Ratings
30A
70A
600V
70A
100A
100A
10kA
35kA
25kA
25kA
35kA
10kA
25kA
10kA
240V
10kA
50kA
14kA
50kA
14kA
50kA
10kA
240V
10kA
35kA
10kA
35kA
10kA
35kA
Instruction for UL /CSA
Recommended
Crimp Lug Size
(JST Cat No.)
*1. The available current rating of 15A heater is 16A or less.
*2. Two conductors of the same size can be connected.
*3. Please use swaging tool which is recommended by JST.
Terminal
S-T10/T12/T20 TH-T18KP
2 Wires or 2 Lugs per terminal
*1
*3
*2
Connection to
terminal Max. qty.
Tightening torque
Auxiliary
M3.5
10mm
14 AWG
1.25-3.5 to
2-3.5
Control
9mm
M3.5
14 AWG
1.25-3.5 to
2-3.5
Model
Screw size
Wire size (60/75℃)
(copper only) (Sol./Str.)
Main
M3.5
10mm
14 - 12 AWG
1.25-3.5 to 2-3.5
5.5-S3
Auxiliary
M3.5
10.5mm
14 AWG
1.25-3.5 to
2-3.5
Main
10.5mm
M3.5
14 - 12 AWG
1.25-3.5 to 2-3.5
5.5-S3
Wire strip length
S-T21 S-T25 S-T21/T25 S-T21/T25
Main
11.5mm
M4
Auxiliary
M3.5
11.5mm
14 AWG
1.25-3.5 to
2-3.5
Control
9mm
M3.5
14 AWG
1.25-3.5 to
2-3.5
■ Applicable wire size, lug size and tightening torque
1.25-4 to 5.5-4
8-NK4
14 - 8 AWG
1.25-4 to
5.5-4
14 - 10 AWG
TH-T25KP
Auxiliary
M3.5
10.5mm
1.25-3.5 to
2-3.5
14 AWG
10mm
Main
M4
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
15 lb-in
(1.69N・m)
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
10.3 lb-in
(1.17N・m)
15 lb-in
(1.69N・m)
1.25-4 to 5.5-4
8-NK4
14 - 8 AWG
*1. Two conductors of the same size can be connected.
*2. Please use swaging tool which is recommended by JST.
2 Wires or 2 Lugs per terminal
Control
9mm
M3.5
14 AWG
10.3 lb-in
(1.17N・m)
1.25-3.5 to 2-3.5
Auxiliary
M3.5
10mm
14 AWG
10.3 lb-in
(1.17N・m)
1.25-3.5 to 2-3.5
*1
SR-T5/T9
Terminal
2 Wires or 2 Lugs per terminal
S-T32
*3
*2
*1
Connection to
terminal Max. qty.
Tightening torque
Control
9mm
M3.5
14 AWG
10.3 lb-in
(1.17N・m)
1.25-3.5 to 2-3.5
Model
Screw size
Recommended Crimp Lug Size
(JST Cat No.)
Main
11.5mm
M4
14 - 10 AWG
8 AWG
1.25-4 to 5-5.4
8-NK4
15 lb-in
(1.69N・m)
*1. If it is necessary to apply 8AWG at the polyphase AC200-208V,
it should be applied 75℃ copper wire only.
*2. Two conductors of the same size can be connected.
*3. Please use swaging tool which is recommended by JST.
Wire strip length
Wire size (60/75℃)
(copper only) (Sol./Str.)
Terminal
*2
Connection to
terminal Max. qty.
Tightening torque
Model
Screw size
Recommended Crimp Lug Size
(JST Cat No.)
Wire strip length
Wire size (60/75℃)
(copper only) (Sol./Str.)
WARNING When a 2-wire control is used to reset the automatic reset overload relay of a
motor controller, the motor connected to the circuit may start automatically
when the relay is in the automatic reset position.
* For the information on type codes for orders, check the note in Order Procedure.
MechanicalIy
latched AC
operated type
機械ラッチ式
直流操作形
MechanicalIy
latched AC
operated type
機械ラッチ式
直流操作形
32 33
Open type Magnetic Starters
MSO
MSO
MSOL
MSOLD
AC operated type
MSOD 直流操作形
Basic type
No code Standard
Applicable model
T10-T25
BC
Finger protection
SR AC operated type
SRD 直流操作形
SRL
Basic type
No code Standard
Applicable model
T5, T9
BC
Finger protection
No code Standard
Finger protection
No code Standard
Applicable model
T5, T9
SA
Operation coil and operation circuit specification
Applicable model
All units
1 to 2-digit number
Unit specification, applicable model, and others
BC AX, ML, HZ
No code Standard
DL 遅延釈放形
SA
Applicable model
T10-T25
T12, T21
T12, T21
Operation coil and operation circuit specification
No code
AR
Manual reset (standard)
Automatic reset
Reset method of Thermal Overload Relays
No code
KP
With 2-element Thermal Overload Relays
With 3-element Thermal Overload Relays
Combined Thermal Overload Relays
No code
AR
Manual reset (standard)
Automatic reset
Reset method of Thermal Overload Relays
No code
KP
2-element Thermal Overload Relays
3-element Thermal Overload Relays
Combined Thermal Overload Relays
No code Non-Reversing
2× Reversing
Non-Reversing/Reversing
No code Non-Reversing
2× Reversing
Non-Reversing/Reversing
Frame size
T10-T25
Frame size
T5, T9
Frame size
T10-T32
Frame size
T18, T25
2× T10 BC KP SA
SR T5 BC SA
UT Optional units
Basic type
AX Additional auxiliary contacts
Application
UT
ML Mechanical interlocks UT
SA Surge absorbers UT
HZ サーマルリレー単体取付用 UT
SD 可逆用接続電線(導体) UT
SG 渡り用接続電線(導体) UT
SY 操作コイル用DC/ACインタフェース UT
Unit type
UT AX 4 BC
Magnetic Contactors
Contactor Relays
Optional Units
Thermal Overload Relays
S
S
SL
SLD
AC operated type
SD 直流操作形
Basic type
No code Standard
Applicable model
T10-T32
BC
Finger protection
No code Standard
Applicable model
T18, T25
BC
Finger protection
No code Standard
DL 遅延釈放形
Applicable model
T10-T32
SA
Operation coil and operation circuit specification
2x T10 BC SA
TH
TH
Basic type
T18 BC KP
Note: Frame size classification by mounting type
Magnetic Starters for independent mounting → T25
For Magnetic Starters → T18
Type Codes S o l v e T o g e t h e r
Type Codes
No code Standard
Applicable model
T18, T25
YS
Special environment
YS
No code Standard
Applicable model
T10-T25
YS
Special environment
YS
Anticorrosion
treatment
specification
Thermal
Overload Relays
Anticorrosion
treatment
specification
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
No code Standard
Applicable model
T5, T9
JH
With special contact
SR 2-element delay trip type
(with saturable reactor)
KPSR
3-element delay trip type
(with saturable reactor)
FS 2-element quick trip type
FSKP 3-element quick trip type
SR With 2-element delay trip type
Thermal Overload Relays
KPSR
With 3-element delay trip type
Thermal Overload Relays
FS With 2-element quick trip type
Thermal Overload Relays
FSKP
With 3-element quick trip type
Thermal Overload Relays
No code Standard
Applicable model
JH
All series
T10-T25
With special auxiliary contact
With fast
wiring terminal
With fast
wiring terminal
With fast
wiring terminal
With fast
wiring terminal
With surge
absorber
With surge
absorber
With surge
absorber
With fast
wiring terminal
With large rated
auxiliary contacts
With large rated
auxiliary contacts
DL 遅延釈放形
LC オーバラップ接点付
Enclosed Magnetic Starters
MS
MS AC operated type
Basic type
No code
KP
With 2-element Thermal Overload Relays
With 3-element Thermal Overload Relays
Combined Thermal Overload Relays
No code Non-Reversing
2× Reversing
Non-Reversing/Reversing
Frame size
T10,T12,T21
2× T10 KP
No code Standard
PM Push-button
Push-button operation (only non-reversible type)
PM
MechanicalIy
latched AC
operated type
SRLD
機械ラッチ式
直流操作形
34 35
Order Procedure S o l v e T o g e t h e r
Order Procedure
Note
For orders, specify products as shown below. Insert a space where ▲ is present.
If adding multiple two-character codes (such as SA, BC, and KP) after a frame
size (T10 or others) of type name, specify them in alphabetical order of the first
letters. (Example: MSO-T10BCKPSA)
(If they are not in alphabetical order, the type code is automatically changed.)
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Enclosed Magnetic Starters
Model name motor capacity Main circuit voltage
Operation coil designation or
operation circuit voltage
Auxiliary contact
Refer to page 12,32.
Select from
page 12,16.
MS-T21 ▲ 3.7kW ▲ 200V ▲ AC200V ▲
MS-T10 ▲ 200V ▲ AC200V ▲ 1B
Select coil designation from
pages 13 and 14 or specify the
working operation circuit voltage.
Specify the auxiliary
contact arrangements.
from page 12
●MS-(2×)T type
Contactor Relays
●SR-T types
Refer to page 21.
Select coil designation from pages 13 and 14 or specify
the working operation circuit voltage.
Model name Contact arrangementOperation coil designation
SR-T5 ▲ AC200V ▲ 3A2B
▲ 4A1BSR-T5 ▲ AC100V50Hz
Designate the contact arrangement listed on page 21.
●UT-SA□ Operation Coil Surge Absorber Unit
Refer to page 24.
Optional Units
Model name Contact arrangement
●UT-AX□ auxiliary contact block
UT-AX4 ▲ 2A2B
Refer to page 25. Select according to the operation circuit voltage.
Model name Voltage nominal
UT-SA21 ▲ AC400V
UT-SA22 ▲ AC200V
UT-SA25 ▲ AC48V
●UT-ML□ Mechanical Interlock Unit
Refer to page 26.
Model name
UT-ML11
Refer to page 33.
Model name Heater designation
●TH-T type
TH-T18KP ▲ 15A
Refer to page 16 and designate the heater nominal.
Thermal Overload Relays
Standard (AC operated) Magnetic Starters
Model name Auxiliary contact
Refer to page 12,32.
MSO-T21 ▲ 3.7kW ▲ AC200V
MSO-T10 ▲ 9A ▲ AC200V ▲ 1B
Select coil designation from
pages 13 and 14 or specify the
working operation circuit voltage.
Specify the auxiliary
contact arrangements.
from page 12
●MSO-(2X)T type
Heater designation
(setting current)
Operation coil designation or
operation circuit voltage
Select from
page 12,16.
Refer to page 12,32.
Select coil designation from pages 13 and 14 or specify
the working operation circuit voltage.
Specify the auxiliary contact arrangements.
from page 12
Standard (AC operated) Magnetic Contactors
Model name Auxiliary contactOperation coil designation or operation circuit voltage
●S-2XT types
S-T20 ▲ AC200V ▲ 2A
S-T20 ▲ AC100V50Hz
Do not add AC to the main circuit
voltage. (To distinguish it from the
operation circuit voltage)
Designate the contact arrangement listed on page 24 for
the UT-AX2/AX4.
UT-AX11 does not need to be designated as 1A1B is fixed.
●UT-SY□(BC)形操作コイル用DC Interface Modules
34ページを参照ください。
形  名
UT-SY21
UT-SY21BC
●UT-HZ18(BC)、UN-RM20形サーマルリレー用Separate mounting adaptor
32ページを参照ください。
形  名
UT-HZ18
UT-RM20
36 37
Outline Drawing S o l v e T o g e t h e r
Outline Drawing, Contact Arrangement
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Magnetic Starters
●MSO-T10KP
●MSO-T12KP
●MSO-T20KP
●MSO-T21KP
●MSO-T25KP
Contact arrangement
Contact arrangement
Contact arrangement
1b
2/T1 4/T2 6/T3
97
98 96
95
A1A2 1/L1 3/L2 5/L3 13
141a
4/T2
22 97
2/T1 6/T3 98 96
95
A2 A1 1/L1 5/L3 213/L2
2a
1a1b
24
23
14
13 5/L33/L21/L1A2 A1
95
9698
97
6/T34/T22/T1
14
13 5/L33/L21/L1A2 A1
95
9698
97
6/T34/T22/T1
22
21
2a2b
97
2/T1
4/T2
6/T3 98 96
95
A1A2
22
21
4414 32
4313 311/L1
3/L2
5/L3
4
0.5
35(InstallationDimension)
8.5 7.5
1.543
Installation holes for 2-M4 screws M3.5 screws
(Self-lifting)
23.783
115
10 7.5
10.5 (Reset bar)11
45
M3.5 screws
(Self-lifting)
44.5
10.560(InstallationDimension)11.6
6
59
78
79
10
3.9
37
59
81
59.1
82
3.5
6.5
13
10.5
54 (Installation Dimension)
63
4.5
Installation holes for 2-M4 screws
M4 screws
(Self-lifting)
M3.5 screws
(Self-lifting)
12.8
10.2
7.5
5
63
21.595
128
1660(InstallationDimension)28
46
78
59
79
10
37
3.9
3 28(InstallationDimension)
8.5 7.5
368 1
Installation holes for 2-M4 screws M3.5 screws
(Self-lifting)
45
10 7.5
10.5 (Reset bar)11
M3.5 screws
(Self-lifting)
8323.7
115
10.560(InstallationDimension)11.6
44.56
Auxiliary
contact
Auxiliary
Contact
Auxiliary
Contact
●MS-2×T21(KP) type
Reversible type Magnetic Starters (enclosed)
●MS-T21(KP) type Magnetic Starters (enclosed)
Hook slot
Grounding terminal
M4 screw
2×2-φ22
Pipe hole
(two each on
top and bottom) 50
104
14 76 (Installation Dimension)
30
15
110
1706
15140(InstallationDimension)
22
21
32
31A2
14
A1 13
44
431/L1 3/L2 5/L3
97 95
98 966/T34/T22/T1
Contact arrangementAuxiliary
contact
2a2b
Hook slot
2×2-φ22
Pipe hole
(two each on top
and bottom)
Installation holes for 4-M6 screws
Grounding terminal
M5 screw
40 60 40
20 180 (Installation Dimension)
220
180
140(InstallationDimension)
4
20
12115
30
Contact arrangementAuxiliary
contact
(2a2b)×2
A2 A1 13
14
21 43 31 A2 A1 13 21
32 22
43
44
31
321444
1/L1
2/T1 4/T2 6/T3
1/L13/L2 3/L25/L3 5/L3
22
98 96
97 95
Magnetic Starters (enclosed)
●MS-T10(KP) type Magnetic Starters (enclosed)
Contact arrangement
Auxiliary
contact
1a
A1 13
14
2/T1 4/T2 6/T3 9698
9597
A2 5/L33/L21/L1
Hook slot
Installation holes for 3-M4 screws
Grounding
terminal
M4 screw
2×2-φ22
Pipe hole
(two each on
top and bottom)
76
15.5
33
6159
21120(InstallationDimension)
97.5
21.5
13
●MS-T12(KP) type Magnetic Starters (enclosed)
Hook slot
Installation holes for 3-M4 screws
Grounding
terminal
M4 screw
2×2-φ22
Pipe hole
(two each on
top and bottom)
76
15.5
33 6159
21120(InstallationDimension)
97.5
21.5
13
Contact arrangementAuxiliary
contact
1a1b
2/T1 4/T2 6/T3 9698
9597
5/L33/L21/L1
22
2113
14
A2 A1
45 (Installation Dimension) 45 (Installation Dimension)
38 39
Outline Drawing S o l v e T o g e t h e r
Outline Drawing, Contact Arrangement
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Contact arrangement
Contact arrangement
Contact arrangement
Contact arrangement
●S-2×T10
●S-2×T12
●S-2×T20
●S-2×T21
●S-2×T25
●S-2×T32
1a×2
+
2b
RedBlack
L01R01 A1A2 1/L1 3/L2 5/L3 13
2/T1 4/T2 6/T3 14146/T34/T22/T1
135/L33/L21/L1A2 A1
1a1b
×
2+2b
2a2b
×2b
A1A2
22
21
2/T1
4/T2
6/T3 4414 32
4313 311/L1
3/L2
5/L3A1A2
22
21
2/T1
4/T2
6/T3 4414 32
4313 311/L1
3/L2
5/L3
2a2b
×2
59
78
10
3.9
53.9
4 35 (Installation Dimension) 35 (Installation Dimension)18.9
(Internal pitch)
Installation holes for 4-M4 screws
M3.5 screws
(Self-lifting)
41.623.7
(10)75
8.5 7.5
97
10.560(InstallationDimension)
44.5
59
6.5
3.581
73
54 (Installation Dimension) 19
(Internal pitch)
54 (Installation Dimension)4.5
Installation holes for 4-M4 screws
M3.5 screws
(Self-lifting)
M4 screws
(Self-lifting)
4921.5
13 10.5
136
1660(InstallationDimension)
46
81
59
98.5
10
111 3.5
53
30 (Installation Dimension) 23
(Internal pitch)
30 (Installation Dimension)5.5
Installation holes for 4-M4 screws
M3.5 screws
(Self-lifting)
4921.5
26
13 10.5
96
8.5 7.5
M4 screws
(Self-lifting)
46
1560(InstallationDimension)
81
59
78
10
3.9
46
28(InstallationDimension) 18
(Internal pitch)
28(InstallationDimension)3
Installation holes
for 2-M4 screws
M3.5 screws
(Self-lifting)
41.623.7
(10)75
82
8.5 7.5
10.560(InstallationDimension)
44.5
A1
22
211/L1A2 13 5/L3
3/L2
2/T1
4/T2
6/T314
A1A2
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1
2214
2113
RedBlack
L01R01
2/T1
4/T2 94827264
6/T3
3/L2 93817163
5/L31/L1
A1A2
94
93
82
81
72
71
64
63A1A2
1/L1 5/L3
3/L2
6/T3
4/T2
2/T1
Auxiliary
contact
Auxiliary
contact
Auxiliary
contact
Auxiliary
contact
Magnetic Contactors
●S-T10
●S-T12
●S-T20
●S-T21
●S-T25
●S-T32
Contact arrangement
Contact arrangement
Contact arrangement
Contact arrangement
A1A2
22
21
2/T1
4/T2
6/T3 4414 32
4313 311/L1
3/L2
5/L3
2a2b
146/T3
4/T2
2/T1
135/L3
3/L2
1/L1A2 A1
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1A2 A1
22
21
1b
1a
6/T3
4/T2
2/T1
5/L3
3/L2
1/L1A2 A1
2a
A1A2
14
13
24
23
6/T34/T22/T1
5/L33/L21/L1
A1A2
6/T34/T22/T1
5/L33/L21/L1
14
13
22
21
1a1b
35 (Installation Dimension)
60(InstallationDimension)
44.5
75
41.623.7
4
10.5
Installation holes for 2-M4 screws M3.5 screws
(Self-lifting)
8.5 7.5
43 78
10
3.9
59
81
6.5
3.5
59
10.5
13
63
60(InstallationDimension)
46
81
16
Installation holes for 2-M4 screws
54 (Installation Dimension)4.5
M4 screws
(Self-lifting)
M3.5 screws
(Self-lifting)
4921.5
59
10
3.581
30 (Installation Dimension)5.5
Installation holes for 2-M4 screws M4 screws
(Self-lifting)
43
13
10.5
60(InstallationDimension)
81
46
15
4921.5
59
78
10
3.9
28 (Installation Dimension)3
Installation holes for 2-M4 screws M3.5 screws
(Self-lifting)
23.741.6
44.5
60(InstallationDimension)
75
10.5
7.58.5
36
Auxiliary
contact
Auxiliary
contact
Auxiliary
contact
40 41
Outline Drawing S o l v e T o g e t h e r
Outline Drawing, Contact Arrangement
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
Thermal Overload Relays
●TH-T18(BC)(KP)
●TH-T18SR
●TH-T25(BC)(KP)
●TH-T25(BC)(KP)SR
Model
name
Contact arrangement
TH-T18KP
TH-T18
Model name
TH-T18BC
0.12A∼11A
15A
ヒータ呼びModel name
TH-T18
0.12A∼11A
15A
ヒータ呼び
76.5
35
57
96
6/T3
2/T1
4/T2
55
31.514.5
10 7.5
45
2410.5
67.1
M3.5 screws
(Self-lifting)
Operation indication
(Manual trip)
Resetting bar
(Resetting stroke) (2.5mm)
95
9698
97
6/T34/T22/T1
95
9698
97
6/T34/T22/T1
Model
name
Contact arrangement
TH-18SR
Model name
TH-T18SR
0.12A∼11A
15A
ヒータ呼び
Model name
TH-T25SR
0.24A∼15A
22A
ヒータ呼び
下記電磁接触器との組合せ用
 TH-T18:S-T10、T12、T20 SD-T12、T20
単体取付ユニットUT-HZ18と組合せて単体使用可能
Model
name
Contact arrangement
TH-T25KP
TH-T25
Model name
TH-T25BC
0.24A∼15A
22A
ヒータ呼びModel name
TH-T25
0.24A∼15A
22A
ヒータ呼び
下記電磁接触器との組合せ用
 TH-T18SR:S-T10、T12、T20 SD-T12、T20
単体取付ユニットUT-HZ18と組合せて単体使用可能
Operation indication
(Manual trip)
M3.5 screws
(Self-lifting)
Resetting bar
(Resetting stroke) (2.5mm)
57
76.5
35
14.531.5
89.5
7.16
94
10 7.5 25
45
2410.5
1/L1 3/L2 5/L3
2/T1 4/T2 6/T3
97 95
9698
95
9698
97
6/T34/T22/T1
95
9698
97
6/T34/T22/T1
Model
name
Contact arrangement
TH-T25
(BC)KPSR
TH-T25
(BC)SR
63
7
7
57
80
98 97
95
96
1/L1
2/T1
4/T2 6/T3
3/L2 5/L3
10.3
63
7.512.8 10.2
53
18
5.5
22.8
14.8 519
(取付寸法)
M4 screws
(Self-lifting) M3.5 screws
(Self-lifting)
33(取付寸法)
Operation indication
(Manual trip)
2-M4ねじ用
取付穴
Resetting bar
(Resetting stroke) (2.5mm)
53
19
33
14.8
63
8.5
2-M4ねじ用取付穴
電磁接触器と組合せる場合、下記接続導体(別売)を使用
 S-T21/T25(BC)、SD-T21(BC)、SL(D)-T21(BC)との組合せ:UN-TH21
単体取付ユニットUN-RM20と組合せてDINレール単体取付可能
電磁接触器と組合せる場合、下記接続導体(別売)を使用
 S-T21/T25(BC)、SD-T21(BC)、SL(D)-T21(BC)との組合せ:UN-TH21
5/L33/L21/L1
98 96
9597
6/T34/T22/T1
1/L1 3/L2 5/L3
2/T1 4/T2 6/T3
97 95
9698
M3.5 screws
(Self-lifting)
M4 screws
(Self-lifting)
Operation indication
(Manual trip)
2-M4ねじ用
取付穴
Resetting bar
(Resetting stroke) (2.5mm)
22.818
87
5.5
33(取付寸法)10.3
97.5
29.219
(取付寸法) 5
63
7
57
7
80
12.8 10.2 7.5
交流操作形電磁継電器
●SR-T5(BC)
●SR-T9(BC)
直流操作形電磁継電器
●SRD-T5(BC)
●SRD-T9(BC)
4 35
43
6010.5
75
Installation holes for 2-M4 screws
取付寸法は30×60、
35×50∼52でも
取付可能
Installation holes
for 2-M4 screws
M3.5 screws
(Self-lifting)
A1A2
24 34 44 5414
33 43 5313 23
(レール高さ7.5mmの場合)
IEC
35mm幅レール
50(InstallationDimension)
60(InstallationDimension)10.5
44.5*2
75
41.623.7
30 (Installation Dimension)
35 (Installation Dimension)4
8.5 7.5
43 (55*3)(67*4)
10
5 3.978 (108*1)
59
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC) / UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
取付寸法は30×60、
35×50∼52でも
取付可能
4 35
43
6010.5
75
Installation holes for 2-M4 screws
*1 寸法:IEC35mm幅レールのセンタからの寸法
Installation holes
for 2-M4 screws
M3.5 screws
(Self-lifting)
93837363
13
A2 A1
94847464
14
24
34
54
53
44
43
23
33
(レール高さ
7.5mmの場合)
IEC
35mm幅レール
4 35 (Installation Dimension)
30(InstallationDimension)
8.5 8.5
43
7.5
23.741.6
75
25.8
10.5
44.5*1
60(InstallationDimension)
50(InstallationDimension)
3 108 3.9
10
59
95
Installation holes
for 2-M4 screws
(レール高さ
7.5mmの場合)
IEC
35mm幅レール
M3.5 screws
(Self-lifting)
A1(+)A2(-)
35 (Installation Dimension)4
8.5 7.5
43 (55*3)(67*4)
10
5 3.9100 (130*1)
81
60(InstallationDimension)8.5
44.5*2
75
41.623.7
4 35
43
6010.5
75
Installation holes for 2-M4 screws
取付寸法は30×60、
35×50∼52でも
取付可能
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC) / UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
取付寸法は30×60、
35×50∼52でも
取付可能
Installation holes
for 2-M4 screws
(レール高さ
7.5mm
の場合)
IEC
35mm幅
レール
M3.5 screws
(Self-lifting)
A1(+)A2(-)
35 (Installation Dimension)4
3.9
10
3 130
60(InstallationDimension)8.5
44.5*1
8.5 8.5
43
7.5
23.741.6
75
25.8
81
117
4 35
43
6010.5
75
Installation holes for 2-M4 screws
*1 寸法:IEC35mm幅レールのセンタからの寸法
Auxiliary
contact
Contact arrangement
40 41
Outline Drawing S o l v e T o g e t h e r
Outline Drawing, Contact Arrangement
MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety
●SD-T12(BC)
●SD-T20(BC)
非可逆式
可逆式
可逆式
非可逆式
●SD-2×T12(BC)
●SD-2×T20(BC)
●MSOD-T12(BC)
●MSOD-T20(BC)
●MSOD-2×T12(BC)
●MSOD-2×T20(BC)
直流操作形電磁開閉器・電磁接触器
Auxiliary
contact
Contact arrangement
2a
1a1b
Auxiliary
contact
Contact arrangement
2a
1a1b
接続図
1a1b
×
2+2b
(レール高さ
7.5mm
の場合)
IEC
35mm幅
レール
M3.5 screws
(Self-lifting)
Installation holes
for 2-M4 screws
Operation
indication
(Manual trip)
M3.5 screws
(Self-lifting)
Resetting bar
(Resetting stroke)
(2.5mm)
A1(+)A2(-)
5
81
100 (130*1)
23.783
115
7.5
0.5
4 35(Installation
Dimension )
43 (55*3)(67*4)
8.5
1.5
8.513.6
6
44.5*2
60(InstallationDimension)
50(InstallationDimension)
10
7.5
11 10.5(Resetting bar)
45
101 3.9
10
59
115
8.560
4.5 35
45
Installation holes for 2-M4 screws
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
14
13 5/L33/L21/L1
95
9698
97
6/T34/T22/T1
22
21A1
(+)
A2
(−)
24
23
14
13 5/L33/L21/L1
95
9698
97
6/T34/T22/T1
A1
(+)
A2
(−)
115
608.5
4.5 89
97.5
Installation holes for
2-M4 screws
(レール高さ
7.5mm
の場合)
IEC
35mm幅
レール
Installation holes for
2-M4 screws
M3.5 screws
(Self-lifting)
Operation indication
(Manual trip)
M3.5 screws
(Self-lifting)
Resetting bar
(Resetting stroke)
(2.5mm)
A1(+)A2(-) A1(+)A2(-)
101
59
10
3.9
115
8323.7
(10)
13.660(InstallationDimension)8.5
44.5*26
4
7.5
54
89 (Installation Dimension)
97(109*3)(121*4)
8.5
10
7.5
97.5
45
11 10.5(Resetting bar)
81
100 (130 *1)5
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
6
/
T3
4
/
T2
5
/
L3
3
/
L2
1
/
L1
5
/
L3
3
/
L2
赤黒
R02 L02
BCの場合添付いたします。
13
14 14
13R01 L01
2
/
T1
9698
9597
1
/
L1
22
21
22
21
A1
(+)
A2
(−)
A1
(+)
A2
(−)
(レール高さ
7.5mmの
場合)
IEC
35mm幅
レール
M3.5 screws(Self-lifting)
Installation holes
for 4-M4 screws
A1(+)A2(-) A1(+)A2(-)
8.560(InstallationDimension)
76.5
44.5*2
(10)75
41.623.7
97 (109*3)(121*4)
7.5 8.5
4
54
89 (Installation Dimension)
81
5 3.9
10
100 (130*1)
4 89
8.560
75
97
Installation holes for 2-M4 screws
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
22
211/L113 5/L3
3/L2
2/T1
4/T2
6/T3146/T3
4/T2
2/T1
5/L3
3/L2
1/L1
2214
2113
赤黒
L01R01
A1
(+)
A2
(−)
A1
(+)
A2
(−)
Installation holes
for 2-M4 screws
(レール高さ
7.5mmの
場合)
IEC
35mm幅
レール
M3.5 screws
(Self-lifting)
2/T1 4/T2 6/T3 2214
3/L2 5/L3 2113 1/L1
A1(+)A2(-)
50(InstallationDimension)
60(InstallationDimension)8.5
44.5*2
75
41.623.7
35 (Installation Dimension)4
8.5 7.5
43 (55*3)(67*4)
10
5 3.9100 (130*1)
81
608.5
75
354
43
Installation holes
for 2-M4 screws
取付寸法は35かける50∼52
でも取付可能
*1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付 
*2 寸法:IEC35mm幅レールのセンタからの寸法
*3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付
6/T34/T22/T1
5/L33/L21/L1
14
13
22
21
A1
(+)
A2
(−)
14
13
24
23
6/T34/T22/T1
5/L33/L21/L1
A1
(+)
A2
(−)
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series
Mitsubishi low voltage ms-t series

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Mitsubishi low voltage ms-t series

  • 1. Magnetic Contactors and Magnetic Starters Exceed your expectations Mitsubishi's Magnetic Contactors and Magnetic Starters, continuously pushing the boundaries. L(NA)02030ENG-E(1412) HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN www.MitsubishiElectric.com Mitsubishi Magnetic Contactors and Magnetic Starters Eco Changes is the Mitsubishi Electric Group’s environmental statement, and expresses the Group’s stance on environmental management. Through a wide range of businesses, we are helping contribute to the realization of a sustainable society. To ensure proper use of the products listed in this catalog, please be sure to read the instruction manual prior to use. Safety Warning Mitsubishi Electric Corporation Nagoya Works is a factory certified for ISO14001 (standards for environmental management systems)and ISO9001(standards for quality assurance management systems) Magnetic Contactors and Magnetic Starters
  • 2. MS-T Series is released. 2 3 2004199419841982197619681963196019531933 20022001 MS-A Series was released.MS-A Series was released.MS-A Series MS Series was released. EM Series was released. ES Series was released. EM Series Mitsubishi Electric introduced its own design of horizontal movement Magnetic Contactor with the EM series. MS-A Series Double ratings of AC3 grade (Green) and AC4 grade (Red) were adopted allowing the unit to be downsized. EK Series was released. EC Series was released. EK Series In cooperation with Westinghouse Electric Corporation, the clapper type EK Magnetic Contactor was developed. MS-K Series was released. MS-N Series The ground breaking "CAN terminal" proved to be an epoch making step in the design of Magnetic Contactors. MS-K Series Lower power consumption was achieved through the use of AC operating, DC excited electromagnets. US-H Series was released. US-N Series was released. MS-N Series was released. US-K Series was released. SD-Q Series was released. S o l v e T o g e t h e r Mitsubishi Electric began making Magnetic Contactors and Mag- netic Starters in 1933 with the first EC Series products. Since then consecutive new products and series have been highly appreciated by our customers. Our commitment to our customers remains to continuously develop our products to exceed their expectations. 6 10 Features of MS-T Series List of Produced Models Meeting your needs MS-T Series Introduction 4 6 12 13 13 13 14 Specification List Table Short-circuit coordination Electrical Durability Curve Operation coil rating Contact Reliability Selection and Application 12 15 16 16 17 Specification List Selection Table Precautions for Use Operating Characteristic Curve Application to Thermal Overload Relays 15 18 19 20 21 23 Magnetic Starters Magnetic Contactors Thermal Overload Relays Contactor Relays Optional Units Product Introduction 18 Type Codes Order Procedure Outline Drawing Warranty and Safety Information of Our FA-related Products 32 34 36 44 50 International Standard 28 Mitsubishi's Magnetic Contactors and Magnetic Starters continue to push the boundaries. Sales of Magnetic Starters exceeded 100 million units. Double ratings of AC3 grade (Green) and AC4 grade (Red) were adopted allowing the unit to be downsized. The 80th anniversary 2012 2013 The Motor Circuit Breaker was released.
  • 3. 4 5 Small Down-sizing Standardization Standardization Safety & Quality Safety & Quality Smart Wiring Smart wiring StandardGlobal Global Standard Desire to down-size the switchboard Desire to reduce the types and stock of switchboard parts Desire to prevent accidents such as electric shock The new MS-T Series can help you solve these issues. Do these requirements sound familiar?
  • 4. 6 7 10A frame model is over 16% smaller with a width of just 36mm!! There is a saying that "every bit helps" and now with the industries smallest* general purpose Magnetic Contactor in its class, customers are able to more easily down-size their boards than ever before. New integrated terminal covers The perennial issues of remembering to order the terminal covers, fitting them correctly or loosing them in the process are challenges of the past. The integrated terminal cover system means they are always there, on the Magnetic Contactor or its Auxiliary contact, ready to be used. The new ST series has new wide range operating coils which mean 50% fewer variations are required to span the 24-550V voltage range compared to the previous SN series. This means a smaller stock burden for those users who hold main stock or spare parts. Tropicalization treatment, anti-corrosion treatment and low temperature-response capabilities are now standard in the S-T type Magnetic Contactor range, so our customers do not need to worry about which version they are ordering.(note MSO-T and TH-T Magnetic Starters and thermal overloads have anti-corrosive treatment only) Actual size *based on a survey of 10A frame class Magnetic Contactors conducted for Mitsubishi Electric September 2012 Traditional solution: Cover + Contactor Reduce your coil inventory by up to 50% AC24V AC12V AC48V AC100V AC120V AC127V AC200V AC220V AC230V AC260V AC380V AC400V AC440V AC500V 24 48-50 100 110-120 125-127 200 208-220 220-240 240-260 346-380 380-415 415-440 500 24 12 12 48-50 100-110 115-120 127 200-220 220 230-240 260-280 380 400-440 460-480 500-550 Coil designation Rated voltage [V] 50Hz 60Hz AC24V AC48V AC100V AC200V AC300V AC400V AC500V 24 48-50 100-127 200-240 260-300 380-440 460-550 Coil designation Rated voltage [V] 50Hz/60Hz * 12VAC type is an order-made product. Example: Status where 5 units are arranged Down-sizing Small Standardization Standardization MS-T Series Introduction S o l v e T o g e t h e r MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety A tough product for tough environments - as standard 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 43 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 43 43 135/L33/L21/L1 146/T34/T22/T1 43 135/L33/L21/L1 146/T34/T22/T1 43 2113 5/L33/L21/L1 2214 6/T34/T22/T1 63 6/T32/T1 4/T2 5/L33/L21/L1 43 44 13 32 3121 22 14 75 14 13 215/L33/L21/L1 226/T34/T22/T1 53 36 63 63 43 43 43 22 32 3121 2/T1 4/T2 6/T3 14 44 1/L1 3/L2 5/L3 13 43 63 14 13 215/L33/L21/L1 226/T34/T22/T1 5343 135/L33/L21/L1 146/T34/T22/T1 S-N10 S-N20 S-N25 S-T12 (Auxiliary 2-pole)S-T10 S-T20 S-T25 S-T32 −7mm! −10mm! −10mm! −20mm! −12mm! NEW NEW NEW SD-N12 なし SD-N11 SD-N21 なし なし SD-T20SD-T12 SD-T32 Front view Front view SD-T21 Frame size 11A 13A 20A 25A 32A 〈交流操作形〉 Front view 13A 18A 20A 32A 〈直流操作形〉 (For mounting details, please refer to "mounting on Page 44.) Reduction by 7mm! Reduction by 35mm! 43mm×5台=215mm 36mm × 5 units = 180mm Traditional MS-N Series New slimline MS-T Series Traditional SD-N Series New slimline SD-T Series Front view Front view S-N11 (Auxiliary 1-pole) S-N12 (Auxiliary 2-pole) A terminal cover is included as standard in the contactor!! 高効率有極電磁石の採用により,コイル消費電力の大幅な 低減を実現。 仮Low power consumption 9 0 [W] 従来 新型 コイル消費電力(W) 消費電力の低減:20Aフレーム 76% 削減! 7 0 [W] 従来 新型 コイル消費電力(W) 消費電力の低減:13Aフレーム 69% 削減! 2.2W 2.2W 7W 9W 13Aフレーム (コイル:DC12/24V)※ 20Aフレーム (コイル:DC12/24V) 32Aフレーム (コイル:DC12/24V) 従来形 7W 9W - 新形 2.2W 2.2W 2.2W 低減率 69% 76% - ※DC48V∼220Vの消費電力は3.3Wです。
  • 5. 8 9 The integrated terminal covers offer various benefits not to mention added protection against electric shock through secure finger protection. This is available not only on Magnetic Contac- tors but also Thermal Overload Relays, Contactor Relays and Auxiliary Contact Units. MS-T Series complies with DIN EN 50274/VDE 0660 Teil 514 for "Finger safe (prevention of finger contact)" The MS-T Series' auxiliary contacts can operate with load as light as 20V 3mA making it suitable for direct control/operation from a PLC output. No touch safety Smart design means Smart wiring A light touch ① Screw holder lifts up the screw. ② Insert a ring crimp lug ③ Tighten the screw Easy wiring! Safety & Quality Safety & Quality Smart wiring Smart Wiring MS-T Series Introduction S o l v e T o g e t h e r The integrated terminal covers have an additional benefit in that they act as a guide to improve wiring efficiency but also retain the terminal screw in place: no mislaying the screw, no dropping it or having trouble reinserting it in to the terminal block just fast efficient wiring. Fast wiring terminals (model name with suffix “BC” ) are also available to further improve wiring efficiency, workability and hence productivity. MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Easy wiring is available for the new MS-T Series by using the Motor Circuit Breaker and optional connection conductor unit, contribut- ing your productivity improvement. Higher SCCR value achieved by using with Motor Circuit Breaker When the MMP-T Series and the MS-T Series are used together, the higher SCCR (UL short-circuit current rating) value, can be achieved. That will be a great support for your business in North America. Easy branch circuit wiring with Motor Circuit Breaker and optional connection conductor unit Unit eliminates the need of wires Global Standard Global Standard Many customers are engaged in business which can mean them exporting to countries around the world and therefore having to comply with those local standards. The MS-T Series is certified to the highest international levels while work is ongoing to gain other country and shipping standards to help put your "mind at rest". Your confidence: Certified Safety certification standard International China U.S. & Canada EN EC directive Certificate authority GB Standards Applicable standard European countriesJapan IEC JIS Note : Also compliant with the requirements for mirror contacts comply with IEC60947-4-1 Annex F. Note SCCR value increased * Refer to page 28 for the SCCR values for the Magnetic Contactor and Thermal Overload Relays. For details on the SCCR value when used in combination with the Motor Circuit Breaker, refer to the Motor Circuit Breaker catalog.
  • 6. List of Produced Models 10 11 ●Magnetic Starters/Magnetic Contactors(NonReversing) ●Magnetic Starters/Magnetic Contactors(Reversing) MS-T Series Introduction New release New release MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety S o l v e T o g e t h e r Note 1: ○ : Already released. ◇ : To be released in the future. - : No plan to be released. Note 2: S-T□SA type is a surge absorber-installed type. Alternate current operation coils of N50 to N800 types with surge absorption function contained do not generate coil open/close surge, so that a surge absorber for coil is not required. Note 3: Magnetic Contactors and Thermal Overload Relays in MSO/S-N50CX and N65CX are provided with a terminal cover. Note 4: The auxiliary contact arrangements for mechanical latch type and delay release type are different. For details, please refer to the Catalog for MS-N. Note 1: ○ : Already released. ◇ : To be released in the future. - : No plan to be released. Note 2: S-2 x T□SA type is a surge absorber-installed type. Alternate current operation coils of N50 to N800 types with surge absorption function contained do not generate coil open/close surge, so that a surge absorber for coil is not required. Note 3: Magnetic Contactors and Thermal Overload Relays in MSO/S-2 x N50CX and 2 x N65CX are provided with a terminal cover. Note 4: +2b of T10 and T12 auxiliary contact arrangements in Reversing type represents b contact built in the UT-ML11 interlock unit. Note 5: For auxiliary contact arrangement in Reversing type, X2 is displayed as combined auxiliary contact arrangement of two Magnetic Contactors.Please specify the contact arrangement for which two main units are combined must be designated.<Designation example> In case of 1b x 2 + 2b: 2B Note 6: The auxiliary contact arrangement from mechanical latch type is different. For details, please refer to the Catalog for MS-N. Standard With push button 3-element type Standard MS-□ MS-□PM MS-□KP MSO-□ MSOD-□ 3素子(2E)サーマル 飽和リアクトル付 MSO-□KPSR MSOD-□KPSR サージ吸収器 取付形 MSO-□SA MSOD-□SA 遅延釈放形 MSO-□DL 端子カバー付 MSO-□CX(注4) Standard S-□ SD-□ 配線合理化 端子 S-□BC SD-□BC サージ吸収器 取付形 S-□SA(注3) SD-□SA 防食処理 MSO-□YS MSOD-□YS 配線合理化 端子 MSO-□BC MSOD-□BC 3素子(2E) 速動特性サーマル MSO-□FSKP MSOD-□FSKP 機械ラッチ式 MSOL-□ MSOLD-□ 3素子(2E) サーマル MSO-□KP MSOD-□KP 飽和リアクトル付 MSO-□SR MSOD-□SR 遅延釈放形 S-□DL 端子カバー付 S-□CX(注4) 防食処理 S-□YS 解放時間短縮形 S-□QM 耐熱二種 S-□FN 機械ラッチ式 SL-□ SLD-□ 耐熱二種 機械ラッチ式 SL-T□FN SLD-T□FN   2素子 速動特性サーマル MSO-□FS MSOD-□FS 3素子(2E) 速動特性サーマル MSO-□KF ◎ ○ − ○ − − ○ − − ◎ − ◎ − ◎ − − ○ ◎ − − ○ − − − ○ ○ − − − − − − − − − ◎ ○ ○ ○ ○ ○ ○ ○ ○ ◎ ◎ ◎ ◎ ◎ ○ ○ ○ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ◎ ◎ ○ ○ ○ ○ − − − − − − − − − − − − ◎ ◎ ◎ ◎ ○ ○ − − − − − − − − − − − − − − − − − − − − − ○ − ○ − − ◎ − ◎ − ○ − ○ − ◎ − ○ − − − ○ − ○ − − − − − − − − ○ − ◎ ○ ○ ○ − − ○ ○ ○ ◎ ◎ ◎ ◎ ◎ ○ ○ ○ ◎ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ − − − − − − − − ○ − Quick motion type MS-□QM 解放時間短縮形 MSO-□QM − − −−− − − − ○ ○ − ◎ ◎ ◎ ◎ − − −−− − ◎ ○ − − −−− − − − −−− − ○ ○ ◎ ○ ○ ○ − − −−− − − − −−− − − − − − −−− − ○ ○ ○ ○ − − − − − − − − Frame (Note 4) Auxiliary contact Rated capacity [kW] Category AC-3 Model Name 220V 440V Standard Special T10 T12 T20 T21 T25 T32 N35 N50 N65 N80 N95 N125 N150 N180 N220 N300 N400 N600 N800 2.2 2.7 3.7 5.5 7.5 7.5 11 15 19 22 30 37 45 55 75 110 160 200 2.7 4 7.5 7.5 11 15 15 22 30 37 45 60 75 90 110 150 200 300 400 1a 1a1b 1a1b 2a2b − 2a2b 1b 2a 2a − − − − − − − − − − − − − − − − 4 (3.7) ○ ○ ○ ○ ○ − − − − − − − − ○ ○ ○ ○ ○ − − − − − − − − ○ ○ ○ ○ ○ − − − − − − − − ○ ○ ○ ○ ○ − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − ○ − − − − − − − − − − − − ○ − − − − − − − − − − − − ○ − − − − − − − − − − − − ○ ○ ○ − − − − − − − − − − ○ − − − − − − − − − − − − ◎ ○ ○ − − − − − − − − − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − ○ − ○ ○ ○ − − − ○ − ○ ○ − ○ − − − ○ − − − ○ − ○ ○ − ○ − − − ○ − − ○ ○ − ○ ○ − ○ − − − ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ − ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − − ○ ○ ○ ○ ○ ○ △ △ △ △ − − − ○ ○ ○ ○ ○ ○ △ △ △ △ − − − ○ ○ ○ ○ ○ ○ △ △ △ △ − − ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ − − ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ − −◎ ◎ ◎◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ◎ − ◎ ◎ ◎ ○ ○ ◎ ◎ ◎ ◎ ◎ ◎ ◎ − ◎ ◎ ◎ ○ ○ ◎ ◎ ◎ ◎ ◎ ◎ ◎ − ◎ ◎ ◎ ○ ○ Enclosed MagneticStarters Opentype MagneticContactors Opentype 電 磁 接 触 器 開   放   形 標準仕様 3素子(2E)サーマル MS-□ MS-□KP 機械ラッチ式 SL-□ SLD-□ 端子カバー付 S-□CX(注4) 防食処理 S-□YS 耐熱二種 S-□FN 機械ラッチ式 MSOL-□ MSOLD-□ 標準仕様 MSO-□ MSOD-□ 飽和リアクトル付 MSO-□SR MSOD-□SR 3素子(2E) 速動特性サーマル 3素子(2E)サーマル 速動特性付 MSO-□FSKP MSOD-□FSKP 3素子(2E) サーマル MSO-□KP MSOD-□KP 配線合理化端子 MSO-□BC MSOD-□BC 防食処理 MSO-□YS MSOD-□YS 端子カバー付 MSO-□CX(注4) 標準仕様 S-□ SD-□ サージ吸収器 取付形 S-□SA(注3) SD-□SA 配線合理化端子 S-□BC SD-□BC 可逆接続導体付 (電源負荷側共) S-□SD SD-□SD 電源側3極同相 渡り導体付 S-□SG SD-□SG 負荷側3極同相 渡り導体付 S-□SX SD-□SX 負荷側3極逆相切換 渡り導体付 S-□SF SD-□SF MSO-□KPSR MSOD-□KPSR 3素子(2E)サーマル 飽和リアクトル付 2素子 速動特性サーマル MSO-□FS MSOD-□FS サージ吸収器 取付形 MSO-□SA MSOD-□SA MSO-□KF − − − − − − − − ◎ − ○ − ○ − ○ − ○ − ○ − ◎ − ○ − ○ − ○ − ○ − ○ − ○ − − − − − ○ − − − ○ − − − ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − − − ○ ○ − − − − − − − ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − − − ○ ○ ◎ ○ ○ ○ ○ ○ ○ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − − − − − − ◎ − ○ − − − ○ ○ − − − − ○ ◎ − ○ ○ − ○ ○ − ○ − − ○ ○ − ○ ○ − − ○ − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − − ◎ ○ ○ ○ − − − − − − ○ ○ − − − − − − ○ ○ ○ ○ ○ ○ ○ ○ − − − − − − 220V 440V 2.2 2.7 3.7 4 5.5 7.5 7.5 11 15 19 22 30 37 45 55 75 110 160 200 2.7 4 7.5 7.5 11 15 15 22 30 37 45 60 75 90 110 150 200 300 400 (1a1b×2)+2b 2a2b×2 3a3b×2 4a4b×2 (2a×2)+2b − − − − − − − − − − − − − − − − 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X 2X T10 T12 T20 T21 T25 T32 N35 N50 N65 N80 N95 N125 N150 N180 N220 N300 N400 N600 N800 (1a×2) +2b (1b×2) +2b ◎ ◎ ◎ ◎ ◎ ◎ ◎ △ △ △ △ − − ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ○ − − ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △ △ △ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ − − ○ ○ − ○ ○ − ○ − − − ○ − − ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ △ △ ○ ○ ○ ○ ○ ○ ○ − ○ ○ ○ ○ ○ −−−−−−−−○○○○○ −−−−−−−−○○○○○ −−−−−−−−○○○○○ −−−−−−−−−−−−− −−−−−−−−−−−−− −−−−−−−−−−−−− −−−−−−−−−−−−− −−−−−−−−−−−−○ −−−−−−−−−−−−○ −−−−−−−−−−○○○ −−−−−−−−−−○○○ −−−−−−−−−−−−○ −−−−−−−−−−−−− −−−−−−−−−−−−− −−−−−−−−−−−−○ Frame Model Name Category AC-3 Rated capacity [kW] Auxiliary contact (Notes 4 to 6) Standard Special MagneticStarters OpentypeEnclosed
  • 7. List of Produced Models 10 11 ●Thermal Overload Relays 2× 2× 2× ●Magnetic Starters/Magnetic Contactors(Reversing) MS-T Series Introduction MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety S o l v e T o g e t h e r 新発売 新発売 TH-□ TH-□SR TH-□FS TH-□KPSR TH-□FSKP TH-□KF ◎ ○ − − − ◎ ○ ○ ○ ○ ○ − ◎ ○ − − ○ ◎ ○ ○ ○ △ ◎ ○ ○ ○ △ ◎ ○ − ○ − ◎ ○ − ○ − ◎ ○ − ○ − ◎ ○ − ○ − ○ ○ − ○ − − − − − − − − − − − 標準仕様 飽和リアクトル付 2素子 速動特性サーマル 3素子(2E) サーマル 3素子(2E)サーマル 飽和リアクトル付 3素子(2E)速動特性 サーマル TH-□CX端子カバー付 Frame Heater designation T18 0.12∼15 T25 0.24∼22 N12 0.12∼11 ◎ − − − − − − − − − − − △ △ △ △ △− △ N18 1.3∼15 ◎ ○ △ ○ ○ N20 0.24∼15 ◎ ○ ○ TH-□KP ◎ ◎ ◎ ○ ○ ○ ○ ○ ○ ○△ ○ ○ ○ ○ TH-□BC ○ ○ − − − − − − − −配線合理化端子 − − − TH-□YS ○ ○ ○ ○ ○ ○ ○ ○ ○ ○防食処理 ○ ○ ○ N20TA 22∼29 N60 15∼54 N60TA 67∼82 N120 42∼82 N120TA 105∼125 N220 82∼180 N400 105∼330 N600 250∼660 ●Contactor Relays 標準形 直流操作形 大容量接点付 端子カバー付 フレーム 接点数 接点構成 T5 5 5a 4a1b 3a2b T9 9 9a 7a2b 5a4b SR-□ SRD-□ SR-□JH SRD-□JH 機械ラッチ式 SRL-□ SRLD-□ ◎ ◎ ○ ◎ ◎ ○ N4 4 4a 3a1b 2a2b ◎ ◎ ○ N4TM 3a1b − − ○ ○ ○ − −SR-□CX ○ ○ ○○ ○ − −SRD-□CX ○ ○ ○○ ○ N5 5 5a 4a1b 3a3b 2a3b ◎ ◎ ○ N8 8 8a 7a1b 6a2b 5a3b 4a4b − 5a3b 4a4b ◎ ◎ ○ N8TM − − ○ ○ 遅延釈放形 SR-□DL ○ ○ ○ − − ○ − ◎ ◎ − − ◎ ◎ − − − − − − − − ○ ◇ ◇ ○ ○ ○ ○ ○ オーバラップ接点付 SR-□LC SRD-□LC ○ ○ ○ − ○ ○ − ◇ ◇ ○ − ○ ○ − 配線合理化端子付 SR-□BC ○ ○ − − − − − SRD-□BC ○ ○ − − − − − サージ吸収器(バリスタ)付 SR-□SA ○ ○ ○ ○ ○ ○ ○ SRD-□SA ○ ○ ○ ○ ○ ○ ○ 注1 :◎印は標準品、○印は準標準品、△印は特殊品、◇印は順次発売、−印は製作範囲外を示します。 Reversing Non-Reversing Reversing Non-Reversing Reversing Non-Reversing Magnetic Starters (With 3-element type Thermal Overload Relays) Magnetic Starters (With standard 2-element, With Thermal Overload Relays) Magnetic Contactors (Without Thermal Overload Relays, Open type) Pollution degree Rated frequency [Hz] Rated impulse withstand voltage [kV] Rated insulation voltage [V] 3 50/60 6 690 Frame Applicable standard IEC60947-4-1,EN60947-4-1,JIS C8201-4-1,GB14048.4 T10 T12 T20 T21 T25 T32 2a×2+2b 2a 1a1b×2+2b 1a1b 2a2b×2 2a2b TH-T25KP TH-T25 – – – – – – S-2×T32 S-T32 – – – – 96×81×111 43×81×81 1.8 4.5 55 6 75 – – – 32 32 32 7.5/13 11/24 5.5/26 11/12 15/24 15/32 7.5/32 MSO-2×T10KP MSO-T10KP MSO-2×T10 MSO-T10 S-2×T10 S-T10 90×125×79 76×165×97.5 82×85×78 36×75×78 1b×2+2b 1b 1a×2+2b 1a 20 11 20 2.7/6 2.2/6 1.5/8 4/5 4/7 4/9 2.5/11 TH-T18KP MSO-2×T12KP MSO-T12KP TH-T18 MSO-2×T12 MSO-T12 S-2×T12 S-T12 45×115×79 – – 2.2 7 45 20 13 20 5.5/9 4/9 2.2/11 5.5/7 5.5/9 5.5/12 3.5/13 MSO-2×T20KP MSO-T20KP MSO-2×T20 MSO-T20 S-2×T20 S-T20 97×125×79 97×85×78 43×75×78 20 13 20 5.5/10 5.5/13 3.7/18 7.5/9 7.5/17 7.5/18 4.5/18 Possible (excluding Enclosed Magnetic Starters) MSO-2×T21KP MSO-T21KP MSO-2×T21 MSO-T21 S-2×T21 S-T21 136×138×82 104×176×110 220×192×115 63×128×82 136×81×81 63×81×81 32 32 32 5.5/10 5.5/13 3.7/18 7.5/9 11/17 11/23 5.5/25 MSO-2×T25KP MSO-T25KP MSO-2×T25 MSO-T25 S-2×T25 S-T25 2.4 – – 32 32 32 7.5/12 7.5/17 4.5/20 11/12 15/24 15/30(15/26) 7.5/30(7.5/26) Reversing Non-Reversing Reversing Non-Reversing Reversing Non-Reversing [W] Sealed [VA] Inrush [VA] 110VDC 24VDC 240VAC 120VAC Reversing Non-Reversing Reversing UT-AX2/4 UT-AX11 Non-Reversing Reversing (Note 3, Note 5) Non-Reversing Reversing (Note 3, Note 5) Non-Reversing 380 to 440VAC 100 to 240VAC 500VAC 380 to 440VAC 220 to 240VAC 690VAC 500VAC 380 to 440VAC 220 to 240VAC IEC 35mm rail mounting Open type Magnetic Starters (Width x Height x Depth) [mm] Enclosed Magnetic Starters (Width x Height x Depth) [mm] Magnetic Contactors (without Thermal Overload Relays) (Width x Height x Depth) [mm] Power consumption (Note 6) Coil consumption (Note 6) Mechanical durability[ten thousand times] Conventional free air thermal current Ith [A] Minimum applicable load level Rated operational current (Category DC-13 : Direct current coil load) Rated operational current (Category AC-15 : Alternating current coil load) Contact arrangement Conventional free air thermal current Ith [A] Rated operational current / power Category AC-1 (Resistance, heater load) Rated operational current / power Category AC-4 (Three-phase squirrel-cage motor load inching responsibility) [kW/A] Rated operational current / power Category AC-3 (Three-phase squirrel-cage motor load standard responsibility) (Note 1) [kW/A] Combined Thermal Overload Relays Open type Combined Thermal Overload Relays Open type Reversing Non-Reversing MS-T10 – MS-T12 – MS-2×T21 MS-T21 – – Enclosed 1000 10 20V 3mA 0.6 3 3 6 1 2 2 2 Category AC-1 Category AC-4 Category AC-3 Category AC-1 Category AC-4 Category AC-3 1200 300 1800 50 Please refer to the Electrical durability curve on Page 13 Please refer to the Electrical durability curve on Page 13 Electrical durability [ten thousand times] Switching frequency [time/hour] ModelnameMaincontactratingAuxiliarycontactratingPerformanceCharacteristic Outside dimensions Note 1: The content within ( ) of rated capacity and rated operational current is applied to the Magnetic Starter. Note 2: Coil surge absorber-mounted type (□-□ SA type) is also manufactured. UT-SA21 type is mounted. Note 3: +2b of T10 and T12 auxiliary contact arrangements in Reversing type represents b contact built in the UT-ML11 interlock unit. Note 4: The main unit and auxiliary contact block must be prepared separately and additionally mounted by the user. Note 5: For auxiliary contact arrangement in Reversing type, X2 is displayed as combined auxiliary contact arrangement of two Magnetic Contactors. Please specify the contact arrangement for which two main units are combined must be designated. <Designation example> In case of 1b x 2 + 2b: 2B Note 6: Operational coil input and coil consumption are average values in case of applying 220V60Hz to AC200V coil. Note 7: Refer to pages 24 to 26 for the mountable options. Max. number of additional options (Note 4) Special accessory Standard accessory Minimum applicable load level 48V 200mA
  • 8. 1 10 100 1000 1 10 100 1000 Breaking current (A) Electricaldurability(tenthousandtimes) T12 T20 T21 T25 T32 1 10 100 1000 1 10 100 1000 Breaking current (A) Electricaldurability(tenthousandtimes) T20 T21 T25 T32 ●Main circuit voltage 220 to 240VAC ●Main circuit voltage 380 to 440VAC AC-3 AC-4 T10 T12 T10 AC-3 AC-4 12 13 Coil types and ratings (Alternating voltage operation type) ●For S-T10 to T32 types For SR-T5 and T9 types AC24V AC48V AC100V AC200V AC300V AC400V AC500V 24 48-50 100-127 200-240 260-300 380-440 460-550 Marking on the equipment Rated voltage [V] 50Hz/60Hz Note : Even when the single rating (example: 200V60Hz) is specified for an order, the above rating voltage is indicated on the product. Selection and Application S o l v e T o g e t h e r Coil Ratings Electrical Durability Curve Coordination with short-circuit protective devices Making and Breaking capacities 320 320 240 256 256 192 110 90 70 88 72 56 130 120 90 104 96 72 180 180 170 144 144 136 250 230 170 200 184 136 300 300 240 240 240 192 220 to 240VAC 380 to 440VAC 500VAC 220 to 240VAC 380 to 440VAC 500VAC Making capacity Category AC-3 [A] Breaking capacity Category AC-4 [A] Frame T10 T12 T20 T21 T25 T32 Note 1: Open/close frequency of closed circuit current capacity and breaking current capacity is 50 respectively (IEC60947-4-1). 40A 80A 10A– – 10A Short-circuit protective device rating * Fuse gG (IEC60269-1/2) Main circuit Auxiliary circuit Type 1 Magnetic Contactors model S-T10 S-T12 S-T20 S-T25S-T21 SR-T5/T9S-T32 Specification List Table Rated voltage and frequency Rated voltage and frequency MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Coil designation Magnetic Starters/Magnetic Contactors ●For S-T10SA to T32SA types  For SR-T5SA and T9SA types AC24V AC48V AC100V AC200V AC300V AC400V 24 48-50 100-127 200-240 260-300 380-440 120 120 470 470 910 910 Coil indication Varistor voltage [V] Rated voltage [V] 50Hz/60Hz Note 1: Add "SA" to the end of the type name to order the operation coil surge absorber mounting type (varistor). Example: S-T10SA AC100V Note 2: Even when the single rating (example: 200V60Hz) is specified for an order, the above rating voltage is indicated on the product. Coil designation Frame T12 T20 T21 T32 Applicable standard JIS C8201-4-1,IEC60947-4-1,EN60947-4-1,GB14048.4 形   名 Non-Reversing SD-T12 SD-T20 SD-T21 SD-T32 Reversing SD-2×T12 SD-2×T20 SD-2×T21 SD-2×T32 Magnetic Starters (With standard 2-element, With Thermal Overload Relays) Open type Non-Reversing MSOD-T12 MSOD-T20 MSOD-T21 ー Reversing MSOD-2×T12 MSOD-2×T20 MSOD-2×T21 ー Combined Thermal Overload Relays TH-T18 TH-T25 ー 電磁開閉器 (2E式サーマルリレー付) Open type Non-Reversing MSOD-T12KP MSOD-T20KP MSOD-T21KP ー Reversing MSOD-2×T12KP MSOD-2×T20KP MSOD-2×T21KP ー Combined Thermal Overload Relays TH-T18KP TH-T25KP ー 格 定 点 接 主 定格絶縁電圧 [V] 690 定格インパルス耐電圧 [kV] 6 定格周波数 [Hz] 50/60 汚染度 3 AC-3級 (三相かご形モータ負荷標準責務)(注1) [kW/A] AC200∼220V 2.7/13 3.7/18 4/18(20) 7.5/32 AC380∼440V 4/9 7.5/18 7.5/18(20) 15/32 AC500∼550V 5.5/9 7.5/17 11/20 AC-4級 (三相かご形モータ負荷インチング責務) [kW/A] AC200∼220V 2.2/11 3.7/18 5.5/26 AC380∼440V 4/9 5.5/13 11/24 AC500∼550V 5.5/9 5.5/10 7.5/13 AC-1級(抵抗、ヒータ負荷) AC100∼240V 20 32 AC380∼440V 13 32 開放熱電流 Ith [A] 20 32 最小適用負荷レベル 48V 200mA 格 定 点 接 助 補 接点構成 標準付属 非可逆 1a1b 2a2b ー 可逆(注3、注5) 1a1b×2+2b 2a2b×2 2a2b×2 特殊付属 非可逆 2a ー 可逆(注3、注5) 2a×2+2b ー オプション追加 最大個数(注4) UT-AX2/4 非可逆 1 可逆 2 ー UT-AX11 非可逆 2 可逆 2 ー 定格使用電流 (AC-15級:交流コイル負荷) AC120V 6 AC240V 3 定格使用電流 (DC-13級:直流コイル負荷) DC24V 3 DC110V 0.6 開放熱電流 Ith [A] 10 最小適用負荷レベル 20V 3mA 能 性 機械的耐久性 [万回] 1000 電気的 耐久性 [万回] AC-3級 P19の電気的耐久性曲線を参照 AC-4級 P19の電気的耐久性曲線を参照 AC-1級 50 開閉頻度 [回/時] AC-3級 1800 AC-4級 300 AC-1級 1200 特性 消費電力(注6) [W] 3.3(2.2) 2.4 1.8 法 寸 形 外 電磁接触器(サーマルリレーなし) (幅×縦×奥行) [mm] 非可逆 43×75×100 63×81×108 43×81×108 可逆 97×85×100 136×81×108 96×81×138 開放形電磁開閉器 (幅×縦×奥行) [mm] 非可逆 45×115×101 63×128×109 ー 可逆 97×125×101 136×138×115 ー IEC35㎜レール取付 可能 注1:定格使用電流の( )内は電磁接触器(サーマルリレーなし)に適用します。 注2:コイルサージ吸収器取付形(□-□SA形)も製作できます。UT-SA21形が取付きます。 注3:可逆式におけるT10、T12、T20補助接点構成の+2bは、UT-ML11インターロックユニット内蔵のb接点を示します。ご注文時の指定は不要です。 注4:本体と補助接点ユニットは別手配頂きお客様において追加取付願います。 注5:可逆式における補助接点構成は、×2として電磁接触器2台の補助接点構成組合せで表示しています。接点構成が標準の場合、ご注文時の指定は不要ですが、 特殊の場合には本体2台分をあわせた接点構成で指定願います。<指定例>1b×2+2bの時:2B 注6:操作コイル入力、消費電力はAC200Vコイルに220V60Hz印加した場合の平均値です。 注7:取付け可能なオプションは30∼34ページを参照下さい。 。すまし示を値安目の性特るけおにルイコV42CDびよおV21CDは内) (の23T∼21T-DS。すまし示を値安目の性特るけおにルイコV001CDは表上:8注 Magnetic Contactors (Without Thermal Overload Relays, Open type)
  • 9. Contact reliability of main and auxiliary contacts The minimum working voltage and current of the main and auxiliary contacts of the S-T type Magnetic Contactors and the contact of the SR-T type Contactor Relays vary depending on the allowable failure rate. Apply the following diagrams. ■The contact reliability reduces when a contact is connected in series or when the current is applied and broken at the time of opening and closing the contact. Prescribe remedies such as connecting the contact in parallel (providing redundancy). ■The contact must be connected in parallel (providing redundancy) if reliability greater than the contact reliability shown the diagrams 1 to 3 is required. ●Magnetic Contactors ●Contactor Relays 200mA 100mA 50mA 10mA 5mA 500mA Contact voltage (V) 4820 200 60010010 1x10 /time -8 1x10 /time -7 Contactcurrent 100mA 50mA 10mA 3mA 4820 200 600 Contact voltage (V) 10010 1x10 /time-7 -8 5x10 /time -9 5x10 /time -9 5x10 /time 200mA 100mA 50mA 10mA 3mA 4820 200 600 Contact voltage (V) 10010 1x10 /time -7 -8 5x10 /time -9 5x10 /time -9 5x10 /time Diagram 1. S(D)-T main contact Diagram 2. S(D)-T auxiliary contact Diagram 3. SR(D)-T5, T9 ,UT-Ax4 Contact Reliability Contactcurrent Contactcurrent Note 1: The contact reliability indicates the failure rate λ60 (the number of failures/the number of opening and closing operations, per contact) at 60% reliability standard. This reliability is applied when the product is in use under a clean atmosphere in the standard specification environment (Refer to page 44). Note 2: The contact resistance of the contacts may change due to economical corrosion and that may affect the contacts in the case of a light load. It is recommended that regular inspections to be conducted, with load opening and closing performed several times in the inspection, and that consideration be provided on the system side. 注1.操作コイル端子には極性があります。端子番号A1(+)にプラス、A2(−) にマイナス側を接続してください。 注2.操作電源が整流器の場合、直流側でコイルを開閉してください。 Coil designnation Rated voltage Coil indication DC12V DC12V Rated voltage DC24V DC24V DC48V DC48V DC100V DC100V DC110V DC110V DC125V DC120-DC125V DC200V DC200V DC220V DC220V Coil designnation Rated voltage Coil indication Varistor voltage[V] DC12V DC12V Rated voltage 47 DC24V DC24V 47 DC48V DC48V 120 DC100V DC100V 470 DC110V DC110V 470 DC125V DC120-125V 470 DC200V DC200V 470 DC220V DC220V 470 注1.操作コイル用サージ吸収器取付形(バリスタ)をご要求の際は形名末尾に「SA」を付加してご注文 ください。 例:SD-T21SA DC100V 注2.操作コイル端子には極性があります。端子番号A1(+)にプラス、A2(−)にマイナス側を接続して ください。 注3.上記以外は製作できません。 ●For SD-T12 to T32 types For SRD-T5 and T9 types ●For SD-T12 to T32SA types For SRD-T5SA and T9SA types 14 15 Model list Appearance T18Frame T25 Model name Applicable standard Use condition Ambient temperature [°C] Frequency [Hz] For Magnetic Starters For independent mounting For Magnetic Starters For independent mounting For Magnetic Starters For independent mounting For Magnetic Starters For independent mounting Outside dimensions [mm] W×H×D Product weight [kg]D H W Heater designation (adjustable range of stabilized current) [A] (Rated operational voltage : 550V maximum) Rated insulation voltage [V] Rated impulse withstand voltage [kV] Pollution degree IEC60947-4-1,EN60947-4-1,JIS C8201-4-1,GB14048.4 -10 to +40 (Standard: 20°C; maximum temperature on the board: 55°C) 0(DC) to 400 690 6 3 0.12 (0.1 to 0.16) 0.17 (0.14 to 0.22) 0.24 (0.2 to 0.32) 0.35 (0.28 to 0.42) 0.5 (0.4 to 0.6) 0.7 (0.55 to 0.85) 0.9 (0.7 to 1.1) 1.3 (1 to 1.6) 1.7 (1.4 to 2) 0.24 (0.2 to 0.32) 0.35 (0.28 to 0.42) 0.5 (0.4 to 0.6) 0.7 (0.55 to 0.85) 0.9 (0.7 to 1.1) 1.3 (1 to 1.6) 1.7 (1.4 to 2) 2.1 (1.7 to 2.5) 2.1 (1.7 to 2.5) 2.5 (2 to 3) 3.6 (2.8 to 4.4) 5 (4 to 6) 6.6 (5.2 to 8) 9 (7 to 11) 11 (9 to 13) 15 (12 to 18) 2.5 (2 to 3) 3.6 (2.8 to 4.4) 5 (4 to 6) 6.6 (5.2 to 8) 9 (7 to 11) 11 (9 to 13) 15 (12 to 18) 22 (18 to 26) TH-T18 – TH-T18KP – 45×55×76.5 – 0.11 – TH-T25 TH-T25KP 63×51×79 0.16 Power consumption [VA/element] at minimum/maximum stabilization Terminal screw size Terminal screw size Contact arrangement Conventional free air thermal current Ith [A] 24VAC 120VAC 240VAC 550VAC 24VDC 110VDC 220VDC Compatible with terminal Electric wire size [mm2 ] Crimp lug size Compatible with terminal Electric wire size [mm2 ] 10 to 55 Hz, 19.6 m/s 2 10A Page 17 Crimp lug size Rating Operational Current [A] Minimum applicable load level Trip class Operating characteristic curve description page Vibration resistance (vibration resistance malfunction performance) Trip-free Reset method Operation indication (lever indication) Manual trip check 0.8 / 1.8 M3.5 φ1.6, 0.75 to 2.5 1.25-3.5 to 2-3.5, 5.5-S3 1a1b 2 2(0.5) / 2(0.5) 2(0.5) / 2(0.5) 1(0.5) / 1(0.5) 0.3(0.3) / 0.3(0.3) 0.5(0.3) 0.2(0.2) 0.1(0.1) 20V 5mA M3.5 φ1.6, 0.75 to 2.5 1.25-3.5 to 2-3.5 ◎ Manual/Automatic switchable ◎ ◎ 1.5 / 3.0 M4 φ1.6 to 2.6, 1.25 to 6 1.25-4 to 5.5-4 1a1b 5 2(0.5) / 3(0.5) 2(0.5) / 3(0.5) 1(0.5) / 2(0.5) 0.3(0.3) / 0.3(0.3) 1(0.3) 0.2(0.2) 0.1(0.1) 20V 5mA M3.5 φ1.6, 0.75 to 2.5 1.25-3.5 to 2-3.5 ◎ Manual/Automatic switchable ◎ ◎ Note 1: The ambient temperature compensator is mounted on all types. Note 2: ◎ indicates standard equipment. ○ : Already released. Thermal Overload RelaysSpecification List MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Selection and Application Application to Thermal Overload Relays S o l v e T o g e t h e r with 2-elements with 3-elements Category AC-15 AC operated Magnetic Contactors Coil opening and closing a contact/b contact Category DC-13 DC operated Magnetic Contactors Coil opening and closingCharacteristics/FunctionsOperationcircuit(contact)specificationsMaincircuitspecifications The value in brackets indicates the rating for automatic reset. The value in brackets indicates the rating for automatic reset.
  • 10. 110 -10 (5) 0 (15) 10 (25) 30 (45) 40 (55) 108 106 104 102 98 96 94 92 90 20 (35) Compensationfactor (%) TH-T25(KP) Maximum scale Middle scale Minimum scale 110 -10 (5) 0 (15) 10 (25) 30 (45) 40 (55) 108 106 104 102 98 96 94 92 90 20 (35) Ambient temperature (°C) *1 (Temperature on control board (°C) *2 Ambient temperature (°C) *1 (Temperature on control board (°C) *2 Compensationfactor (%) TH-T18(KP) Maximum scale Middle scale Minimum scale (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) (Hour) (h) (Second) (s) 2 1 600 1000 800 400 200 100 80 60 40 30 20 10 8 6 4 2 1 0.8 0.6 0.4 0.2 0.8 1 1.5 2 3 4 5 6 8 10 15 50 40 30 20 10 8 6 5 4 3 2 1 (min) (Minute) 60 Operatingtime Current (multiple of setting current) 16 17 Disassembly The Thermal Overload Relays are adjusted at the time of assembly. Do not disassemble it. Ambient temperature compensation The TH-T type Thermal Overload Relays are adjusted with the Magnetic Starters in the standard box (the MS type) relative to the ambient temperature of 20°C (The temperature on the control board of the MSO type Magnetic Starters is 35°C). The ambient temperature compensator is mounted on the TH-T type Thermal Overload Relays. Therefore, the ambient temperature less affects the operational characteristic change. The minimum operating current change according to the ambient temperature change relative to the ambient temperature of 20°C (the temperature on the control board of 35°C) generally depends on the characteristics in the diagrams 1 and 2. The Thermal Overload Relays have a characteristic that the operating current becomes high when the ambient temperature is low and becomes low when the ambient temperature is high. If the ambient temperature of the installation site is significantly different from 20°C (the temperature on the control board of 35°C), the setting current of the Thermal Overload Relays needs to be corrected as shown in diagrams 1 and 2. In addition, note that the compensation factor has a characteristic to be the minimum scale>middle scale>maximum scale at the adjustment knob location. (Note that the Thermal Overload Relays may operate at a current of less than 100% stabilized current if in use at temperatures exceeding the allowable working temperature of 40°C (55°C).) Connecting electric wire size and operating current The TH-T type adjusts the minimum operating current with the standard electric wire size shown in the following table. If the electric wire is thicker or thinner than this standard electric wire size, the operating current becomes high or low, respectively. Therefore, correct the stabilized current (divide it by the change rate of the minimum operating current) to use a size different from the standard connecting electric wire size. Note 1: [*1] The ambient temperature applied to the MS type indicates the outside temperature of the box. [*2] The temperature including temperature increase on the control board applied to the MSO type is indicated. For the information on the connecting electric wire size, refer to page 46. Application to Thermal Overload Relays S o l v e T o g e t h e r Precautions for Use Thermal Overload RelaysOperating Characteristic of Thermal Overload Relays(Ambient Temperature of 20°C) Application to standard three-phase motor of Thermal Overload Relays 0.12 0.17 0.24 0.35 0.5 0.7 0.9 1.3 1.7 2.1 2.5 3.6 5 6.6 9 11 15 22 0.1-0.16 0.14-0.22 0.2-0.32 0.28-0.42 0.4-0.6 0.55-0.85 0.7-1.1 1.0-1.6 1.4-2.0 1.7-2.5 2.0-3.0 2.8-4.4 4.0-6.0 5.2-8.0 7.0-11 9.0-13 12-18 18-26 2 2 2 2 2 4 4 4 6 6 10 10 16 20 20 25 32 50 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 0.03 0.05 0.07 0.1 0.2 0.4 0.75 1 1.5 2.2 3.7 5.5 TH-T25 S-T10 S(D)-T12 S(D)-T20 S(D)-T21 S-T25 TH-T18 0.05 0.1 0.18 0.25 0.37, 0.55 0.75 1.1 1.5 2.2 3, 3.7 3, 3.7 5.5 7.5, 9 11 Heater designation (A) Thermal Overload Relays Standard three-phase motor capacity [kW] Magnetic Contactors that can be combined Frame Auxiliary circuitMain circuit 200-220V 380-440V TH-T18 TH-T25 Short-circuit protector rating (A) * Fuse gG (IEC60269-1/2) Selection Table Setting range (A) Compensation factor: Percentage of the minimum operating current at the ambient temperature of 20°C(the temperature on the control board of 35°C) <Compensation procedure of setting current> Determine the compensation factor of the working ambient temperature according to the curves in diagrams 1 and 2 and use the value of all load currents of the motor divided by the determined compensation factor as the stabilization value. Example: The ambient temperature compensation factor for TH-T25 at the ambient temperature of 40°C (the temperature on the control board of 55°C) is 97% at the minimum scale according to diagram 2. If the motor rated current is 15A, the stabilization value is 15.5A (=15/0.97). ) Thermal Overload Relays Thermal Overload Relays MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Diagram 1. Ambient temperature compensation curve (T18 frame) Diagram 2. Ambient temperature compensation curve (T25 frame) ●TH-T18,T18KP ●TH-T25,T25KP ●TH-T18SR ●TH-T25SR,T25KPSR ●TH-T18FSKP ●TH-T25FSKP Cold start Hot start Cold start Hot start Cold start Hot start Cold start Hot start Cold start Hot start Cold start Hot start Heater designation [A] Model name TH-T18(KP) 2 3.5 Standard electric wire size [mm2 ] Connecting electric wire size [mm2 ] Change rate of minimum operating current [%] TH-T25(KP) 0.12 to 15 0.24 to 11 15,22TH-T25(KP) 97 104 2 6 1.25 2.5 98 103
  • 11. 18 19 Refer to pages 13 and 14 Refer to pages 13 and 14 1a1b 2a 1a1b×2+2b 2a×2+2b 115 45 79 125 97 79 115 45 79 125 97 79 128 63 82 138 136 82 128 63 82 138 136 82 115 45 79 125 90 79 1a1b 2a 1a1b×2+2b 2a×2+2b 2a2b - 2a2bx2 - 2a2b - 2a2bx2 - 1a 1b 1a×2+2b 1b×2+2b 1a 1b 1a×2+2b 1b×2+2b 1a1b 2a 1a1b×2+2b 2b×2+2b 1a1b 2a 1a1b×2+2b 2b×2+2b 2a2b - 2a2bx2 - 2a2b - 2a2bx2 - - - - - ●MSO-T series (non-Reversing) : Open type ●MSO-2xT series (Reversing) : Open type ●S-T series (non-Reversing) ●S-2xT series (Reversing) ●Thermal Overload Relays configuring the Magnetic Starters Thermal Overload Relays models and heater types that configure Magnetic Starters MSO-T10 MSO-2×T10 2.5 4 4 T10, T12, T20 T21, T25 TH-T18 TH-T25 3.5 5.5 5.5 4.5 7.5 7.5 5.5 11 11 7.5 15 15 MSO(D)-T12 MSO(D)-2×T12 MSO(D)-T20 MSO(D)-2×T20 MSO(D)-T21 MSO(D)-2×T21 MSO-T25 MSO-2×T25 S-T10 S-2×T10 11 9 7 20 13 12 9 20 18 18 17 20 25 23 17 32 30 30 24 32 32 32 24 32 S(D)-T12 S(D)-2×T12 S(D)-T20 S(D)-2×T20 S(D)-T21 S(D)-2×T21 S-T25 S-2×T25 S(D)-T32 S(D)-2×T32 Heater designation (adjustable range of stabilized current) (A) Product Introduction S o l v e T o g e t h e r Magnetic Starters Magnetic Contactors 75 36 78 85 82 78 75 43 78 85 97 78 75 43 78 85 97 78 81 63 81 81 136 81 81 63 81 81 136 81 81 43 81 81 96 111 Magnetic Contactors frame Model name Non-Reversing Reversing Rated operational current (A) Category AC-3 Heater rating (designation) of standard Thermal Overload Relays (A) Operation coil rating Auxiliary contact arrangement Non- Reversing Reversing Non-ReversingReversing A B C A B C IEC 35mm rail mounting type Option Front clip-on auxiliary contact block mounting type Side clip-on auxiliary contact block mounting type Surge absorber mounting type Model name Non-Reversing Reversing Rated capacity (kW) Category AC-3 220 to 240VAC 380 to 440VAC 500VAC 220 to 240VAC 380 to 440VAC 500 VAC Conventional free air thermal current Ith (A) Operation coil rating Auxiliary contact arrangement Non- Reversing Reversing Non-ReversingReversing A B C A B C IEC 35mm rail mounting type Option Front clip-on auxiliary contact block mounting type Side clip-on auxiliary contact block mounting type Surge absorber mounting type Note 1: Select the value closer to the heater designation if the stabilized current has two values. Note 2: Heater designation marked with * has Magnetic Starters frames that cannot be applied. For information on the applicable Magnetic Starters frames, refer to the "Heater rating (designation) of standard Thermal Overload Relays" field in the above table. Note 3: The connection conductor kit UN-TH21 is required to use in combination with the Magnetic Contactor to make a Magnetic Starters. MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety 0.12(0.1 to 0.16) 0.17(0.14 to 0.22) 0.24 (0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13)* 15(12 to 18)* 0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26)* Standard Special Standard Special Refer to pages 13 and 14 1a1b 2a 165 76 97.5 - - - 176 104 110 192 220 115 2a2b - 2a2b×2 - 1a 1b - - ●MS-T series (non-Reversing) : Enclosed ●MS-2xT series (Reversing) : Enclosed MS-T10 - 2.5 4 4 3.5 5.5 5.5 4.5 7.5 7.5 MS-T12 - MS-T21 MS-2×T21 Model name Non-Reversing Reversing Heater rating (designation) of standard Thermal Overload Relays (A) Operation coil rating Auxiliary contact arrangement Non- Reversing Reversing Non-ReversingReversing A B C A B C Rated capacity (kW) Category AC-3 220 to 240VAC 380 to 440VAC 500VAC Standard Special Standard Special Standard Special Standard Special Note 3 Thermal Overload Relays model
  • 12. Thermal Overload Relays Contactor Relays 20 21 ●TH-T series ●Heater types Heater types of TH type Thermal Overload Relays Note 1: Combining UT-HZ18 allows the T18 frame to be used singly (screw mounting or IEC 35 mm rail mounting). Combining UN-RM20 allows the T25 frame for single mounting to have the IEC 35mm rail mounted. Heater designation (adjustable range of stabilized current) (A) A B C Model name 0.12, 0.17, 0.24, 0.35, 0.5, 0.7, 0.9,1.3, 1.7, 2.1, 2.5, 3.6, 5, 6.6, 9, 11, 15 0.24, 0.35, 0.5, 0.7, 0.9, 1.3, 1.7, 2.1, 2.5, 3.6, 5, 6.6, 9, 11, 15, 22 TH-T25 55 51 45 63 76.5 79 Application Standard heater rating (designation) (A) Contact arrangement TH-T18 MSO-T10 -T12 -T20 MSO-T21 -T25 MSOD-T12 -T20 MSO-T21 1a1b 1a1b B C A Product Introduction S o l v e T o g e t h e r MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety 0.12(0.1 to 0.16) 0.17(0.14 to 0.22) 0.24 (0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3 (1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26) For Magnetic Starters For single mounting T18 T25 2-element T18KP T25KP 3-element T25 Note 1 Note 1 2-element T25KP Note 1 Note 1 3-element Specification List 120VAC 240VAC 440VAC 550VAC 120VAC 240VAC 440VAC 550VAC 24VDC 48VDC 110VDC 220VDC 24VDC 48VDC 110VDC 220VDC 690 IEC60947-5-1,EN60947-5-1,JIS C8201-5-1,GB14048.5 6 50/60 3 6 3 1.5 1.2 10 8 5 5 3 1.5 0.6(2) 0.3(0.8) 10 8 5(8) 1(3) 20V 3mA 1,000 50 1,800 45 7 2.2 Minimum applicable load level Mechanical durability [ten thousand times] Electrical durability [ten thousand times] Switching frequency [time/hour] Coil consumption (Note 3) Power consumption (Note 3) [W] Surge absorber unit Additional auxiliary contact block Number of poles Contact arrangement Rated insulation voltage [V] Applicable standard Rated impulse withstand voltage [kV] Rated frequency [Hz] Pollution degree Model name 5 5a 4a1b 3a2b ○ ○ ○ SR-T5 9 9a 7a2b 5a4b ○ × ○ SR-T9SRD-T5 SRD-T9 Category AC-15 (Coil load) Category AC-12 (resistive load) Category DC-13 (large coil load) Category DC-12 (resistive loads) IEC 35mm rail mounting Note 1: The value in brackets indicates the current when switching the load with two poles installed in series. Note 2: In the optional unit field, ○ and X indicate mountable and non-mountable, respectively. Note 3: Coil consumption are average values in case of applying 220V60Hz to AC200V coil. PerformanceCharacteristic ACratedoperational current[A] DCratedoperational current[A] Contactrating(Note1)Optionalunit (Note2) Inrush [VA] Sealed [VA] 機種 2.1(1.7 to 2.5) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 2.1(1.7 to 2.5) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26) − T25FS T18SR T25SR T18FSKP T25FSKP − T25KPSR T25FSKP Note 1 T25KPSR Note 1 T25FS Note 1 T25SR Note 1 Note 1 0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 0.24(0.2 to 0.32) 0.35(0.28 to 0.42) 0.5(0.4 to 0.6) 0.7(0.55 to 0.85) 0.9(0.7 to 1.1) 1.3(1 to 1.6) 1.7(1.4 to 2) 2.1(1.7 to 2.5) 2.5(2 to 3) 3.6(2.8 to 4.4) 5(4 to 6) 6.6(5.2 to 8) 9(7 to 11) 11(9 to 13) 15(12 to 18) 22(18 to 26) StandardDelaytriptypeQuicktriptype
  • 13. 22 23 Contact arrangement/Contact placement Combination with additional auxiliary contact block Note 1: The auxiliary contact blocks cannot be mounted on SR(D)-T9. Note 2: The Contactor Relay is not usable with front clip-on and side clip-on blocks mounted at the same time. Note 3: The contact arrangements in are standard combinations. Model name Contactor Relay Front clip-on Side clip-on UT-AX4 Contact arrangement 4a 3a1b 2a2b 9a 8a1b 7a2b 8a1b 7a2b 6a3b 7a2b 6a3b 5a4b 5a 4a1b 3a2b Model name SR-T5 SRD-T5 2a 1a1b 2b 7a 6a1b 5a2b 6a1b 5a2b 4a3b 5a2b 4a3b 3a4b UT-AX2 7a2b 6a3b 5a4b UT-AX11 1a1b+1a1b 6a1b 5a2b 4a3b UT-AX11 1a1b The SR-T series contactor type Contactor Relay is usable in combination with the following additional auxiliary contact blocks. SR-T9 SRD-T9 7a2b 9a 5a4b 9a 7a2b 5a4b A1A2 52 51 63 71 81 93 11 64 23 72 33 82 43 94 12 24 34 44 A1A2 52 51 63 73 83 93 11 64 23 74 33 84 43 94 12 24 34 44 54 53 63 73 83 93 64 74 84 94 A1A2 13 23 33 43 14 24 34 44 SR-T5 SRD-T5 5a 4a1b 3a2b 5a 4a1b 3a2b A1A2 33 43 53 34 44 54 23 24 13 14 A2 A1 52 5143 44 33 34 13 23 14 24 2412 2311 34 33 44 43 51 52 A1A2 Model list (for MS-T series) Product Introduction S o l v e T o g e t h e r Optional UnitsContactor Relays Auxiliary contact blocks Contact arrangement Contact placement MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety 品名 補助接点ユニット(注1) 操作コイル用サージ吸収器ユニット 形式 UT-AX4 UT-AX2 UT-AX11 UT-SA21 UT-SA22 UT-SA13 UT-SA23 UT-SA25 取付 ヘッドオン サイドオン トップオン 仕様・機能 ・ツイン接点採用 ・補助接点4極 (4a,2a2b,3a1b) ・ツイン接点採用 ・補助接点2極 (2a,1a1b,2b) ・ツイン接点採用 ・補助接点2極 (1a1b) バリスタ付 AC24V (DC共用) AC48V (DC共用) AC200V (DC共用) AC400V バリスタ +表示灯付 AC200V (DC共用) CR付 DC200V CR付 AC200V バリスタ +CR付 AC48V (DC共用) AC200V (DC共用) 外観 (代表例) UT-AX4 UT-AX2 UT-AX11 UT-SA21 種 機 用 適 電磁接触器 S-T10∼T32/SD-T12∼T32 電磁開閉器 MSO-T10∼T25/MSOD-T12∼T21 電磁継電器 SR(D)-T5 SR(D)-T5/T9 サーマルリレー ─ 品名 機械的インタロックユニット 単体取付ユニット 主回路導体キット 形式 UT-ML11 UT-ML20 UN-ML21 UT-HZ18 UT-SD10 UT-SD20 UT-SD25 取付 サイドオン ─ ─ 仕様・機能 ・単体接触器(2台)と 組合せで可逆式構成 サーマルリレーと 組合せる事により ネジ取付・ IEC35mm レール取付が可能 可逆接続時に使用する導体ユニット *6本/セット (注2)(注3) 外観 (代表例) UT-ML11 UT-HZ18 UT-SD10 種 機 用 適 電磁接触器 S-T10∼T20専用 SD-T12∼T20専用 S(D)-T21∼T32 S-T10 S(D)-T12/T20 S(D)-T21/T25 電磁開閉器 ─ ─ ─ ─ ─ ─ ─ 電磁継電器 ─ ─ サーマルリレー TH-T18(KP) 品名 コイル用DC/ACインターフェイスユニット 主回路サージ吸収器ユニット 形式 UT-SY21 UT-SY22 UT-SA3320 UT-SA3332 取付 トップオン ヘッドオン 仕様・機能 無接点出力(トライアック出力) 接点出力(リレー出力) C+R デルタ接続 外観 (代表例) UT-SY21 UT-SA3320 種 機 用 適 電磁接触器 S-T10∼T32 S(D)-T10∼T20 S(D)-T21∼T32 電磁開閉器 MSO-T10∼T32 MOS(D)-T10∼T20 MOS(D)-T21∼T32 電磁継電器 ─ ─ ─ ─ サーマルリレー 注1:補助接点ユニットのヘッドオンとサイドオンを同一の本体に取付けて使用することはできません。  注3:T32への取付けにはUN-SD18CXをご使用ください。 注2:導体には電源側用、負荷側用がありますので取付け時に注意してください。
  • 14. AC120V AC240V AC440V AC550V AC120V AC240V AC440V AC550V DC24V DC48V DC110V DC220V DC24V DC48V DC110V DC220V Minimum applicable load level Mechanical durability [ten thousand times] Electrical durability [ten thousand times] Switching frequency [time/hour] Terminal screw size/type Applicable electric wire size [φmm,mm2 ] Applicable crimp lug size Terminal screw tightening torque [N・m] Mounting method Number of poles Contact arrangement Rated insulation voltage [V] Rated impulse withstand voltage [kV] Rated frequency [Hz] Pollution degree Model name 4 4a 3a1b 2a2b UT-AX4 1a1b 2 Side clip-on Applicable model Front clip-onFront clip-on UT-AX11 Category AC-15 (coil load) Category AC-12 (resistive load) Category DC-13 (large coil load) Category DC-12 (resistive load) Note 1: It is not possible to mount both the front clip-on and side clip-on units at the same time. Note 2: The value in brackets indicates the current when switching the load with two poles installed in series. S o l v e T o g e t h e r Magnetic Contactor Contactor Relay AC operated type DC operated type AC operated type DC operated type 2 2a 1a1b 2b S-T10, T12, T20, T21, T25, T32 S-DT12, T20, T21, T32 SR-T5 SRD-T5 690 6 50/60 3 6 3 1.5 1.2 10 8 5 5 3 1.5 0.6(2) 0.3(0.8) 10 8 5(8) 1(3) 20V 3mA 1,000 50 1,800 M3.5 cross slot screw with pressure plate φ1.6 0.75 to 2.5 1.25-3.5 to 2-3.5 0.9 to 1.5 UT-AX2 ●UT-AX□ auxiliary contact block Types and applicationRatings and specifications Application and selection Precautions for application Model Applicable model Magnetic Contactor Contactor Relay Applicable voltage Note: The surge suppression effect for the applied circuit is smaller in the (applicable voltage) range than in the (recommended voltage) range. Even in the (recommended voltage) range, the surge suppression effect may not be enough depending on the characteristics of the connected device. (Check the influence of surge using the actual device in advance.) Rated voltage range S-T10, T12, T20, T21, T25, T32 SD-T12,T20,T21,T32 SR-T5,T9 SR(D)-T5,T9 ●UT-SA□ Operation Coil Surge Absorber Unit UT-SA21 UT-SA22 UT-SA13 UT-SA23 UT-SA25 24 25 Product Introduction MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Optional Units Contactrating(Note2)Performance ACratedoperationalcurrent〔A〕DCratedoperationalcurrent〔A〕 (1) Connect the terminals of surge absorber unit in parallel with the operation coil of the Magnetic Contactor or Contactor Relay. (2) When used in combination with the surge absorber, the open time of the Magnetic Contactor or Contactor Relay may be 1.5 to 3 times longer. (3) The surge absorber is designed to suppress the surge from the Magnetic Contactor. The warranty does not cover external surges. Extreme external surges may damage the product. Surge absorber element Model Applicable voltage range Designation Internal element specifications 12V 24V 50V 100V 127V 200V AC 50/60Hz DC 240V 346V 480V 12V 48V24V 60V 100V125V 200V UT-SA13 DC200V 0.5μF120Ω Varistor UT-SA21 Varistor + indicating LED UT-SA22 AC200V Varistor voltage470V Varistor voltage120V Varistor voltage47V Varistor voltage910VAC400V Varistor voltage470VAC200V CR UT-SA23 0.2μF120ΩAC200V Varistor +CR UT-SA25 AC48V AC48V AC24V Varistor voltage120V 0.1μF47Ω Varistor voltage470V 0.1μF47Ω AC200V
  • 15. C A 2-M4 screws C A B A Product Introduction S o l v e T o g e t h e r MEMO UT-ML11 UT-ML20 UN-ML21 Model S-T10, T12, T20 SD-T12, T20 S-T21, T25, T32 SD-T21, T32 Applicable Magnetic Contactor model Note 1: Use UN-ML21 of the MS-N Series as the mechanical interlock unit for S-T21 to T32. Note: The value in brackets is also allowed for mounting. (Note 1) UT-ML11 UT-ML20 Model 74 89 89 ー ー ー 60 60 60 T10 S-T12,T20 SD-T12,T20 Applicable frame Dimension[mm] A±0.2 B±0.2 C±0.3 UT-ML11 UN-ML21 Model 54(54) 30 32 19(19) 23 21 60(56) 60 67 T12,T25 T32 SD-T32 Applicable frame Dimension[mm] A±0.2 B±0.2 C±0.3 Application Specifications Rated insulation voltage Rated impulse withstand voltage Rated frequency Pollution degree Terminal screw size/type Applicable electric wire size[φmm,mm2 ] Applicable crimp lug size Terminal screw tightening torque[N・m] Model 690V 6kV 50/60Hz 3 M3.5 cross slot screw with pressure plate φ1.6 0.75 to 2.5 1.25-3.5 to 2-3.5 0.9 to 1.5 UT-ML11 Mounting  Hole drilling dimension  (Drilling of holes is not required when mounting the IEC 35mm rail mountable model is mounted to the IEC 35mm rail for reversing.) ●UT-ML□ Mechanical Interlock Unit MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety 26 27 注1. □BCは配線合理化端子付、□CXはCAN端子付の形名です。 カン 種類・適用機種 ●UT-HZ18、UN-RM20サーマルリレー用単体取付ユニット Model UT-HZ18 UT-HZ18BC UN-RM20 取付け TH-T18(KP) TH-T18BC(KP) TH-T25(BC)(KP)、TH-T25(BC)(KP)SR TH-N20(KP)、TH-N20CXHZ(KP) TH-N20(CXHZ)(KP)SR 適用機種 ねじ取付け IEC35mmレール取付け IEC35mmレール取付け
  • 16. Product Introduction S o l v e T o g e t h e r MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety 26+ 27 適用する 電磁接触器 のフレーム 可逆用 渡り用 T10 UT-SD10 UT-SG10 T12、T20 UT-SD20 UT-SG20 T21、T25 UT-SD25 UT-SG25 備   考 6本/セットになっています。 導体には、電源側用、負荷側用がありますので、取付け時に 注意してください。 3本/セットになっています。 電源側端子にも取付けることができます。 形 名 取付方法 内部素子仕様 定格電圧・周波数 適用機種 UT-SA3320 ヘッドオン (0.3μF+60Ω)×3 AC240V 50/60Hz S-T10、T12、T20(BC) SD-T12、T20(BC) UT-SA3332 S-T21、T25、T32(BC) SD-T21、T32(BC) ●UT-SD□主回路導体キット 種類と適用 ●UT-SA33□主回路サージ吸収器ユニット 種類 仕様 接続 耐電圧 絶縁抵抗 重畳パルス条件(最大) 最  高 印加電圧 機械的耐久性 (ヘッドオンタイプ)端子間 端子-ケース間 尖頭値 パルス幅 AC600V 1分間 AC2000V 1分間 300MΩ 以上 2000V 1μsec. 800V 1000万回 使用上の注意 (1)インバータ回路等高周波成分の多い回路には使用しないでください。 (2)リレー等の接点容量の小さい機器の負荷側には使用しないでください。 内部接続 接 続 例 三相回路 単相回路 可逆用 渡り用 CR (T3/6) (W) (T2/4) (V) (T1/2) (U) M UN- SA33 UT/UN- SA□ M M UT/UN- SA□ ●UT/UN-SY□ 操作コイル用DC/ACインタフェースユニット 形名 接続例(接続図) ユニット形名 出力方式 ユニット取付方法 適用する電磁接触器、電磁継電器の形名 UT-SY21 無接点出力 (トライアック出力) トップオン 追加取付 S-T10∼T32 UT-SY21BC UT-SY22 接点出力 (リレー出力)UT-SY22BC UN-SY11 無接点出力 (トライアック出力) 単体取付 S-T10∼T32 S-N10∼N400 SR-K100UN-SY12 接点出力 (リレー出力) UT-SY21(BC) UN-SY11 UT-SY22(BC) UN-SY12 仕様 形     名 UT-SY21 UT-SY22 UN-SY11 UN-SY12 入   力   部 定 格 使 用 電 圧 DC24V 許 容 電 圧 変 動 定格使用電圧の85%∼110% 電 流 15mA 10mA 15mA 10mA 消 費 電 力 0.4W 0.24W 0.4W 0.24W 最 低 動 作 電 圧 18V 最 高 開 放 電 圧 4V 1V 4V 1V 出   力   部 出 力 仕 様 無接点出力(トライアック出力) 接点出力 無接点出力(トライアック出力) 接点出力 定 格 使 用 電 圧 AC100V∼AC240V 50/60Hz 出 力 電 流 0.5A AC-15 開 路 時 洩 れ 電 流 5mA/240V なし 5mA/240V なし 動 作 時 間 動作時1ms、 開放時0.5サイクル+1ms以下 10ms以下 動作時1ms、 開放時0.5サイクル+1ms以下 10ms以下 開閉耐久性 機 械 的 − 500万回 − 500万回 電 気 的 − 500万回 − 100万回(注1) 使 用 温 度 −10℃∼55℃ 端子適合電線 電 線 φ1.6㎜、1.25∼2㎟ 圧 着 端 子 1.25-3.5、2-3.5 注1. UN-SY12とSR-K100形を組み合わせ使用のとき500万回となります。 注1. 操作コイルは、コイル電圧呼びAC100VまたはAC200Vが適用できます。 DC24V AC100 ∼240V A1 A3 D2(-) D1(+) UN-SY11 電磁接触器 電磁継電器 MC A1 A2 ト ラ ン ジ ス タ 出 力 シ ケ ン サ DC24V 電磁接触器 電磁継電器 AC100 ∼240V A2 A1 MC A3 A1 D2(-) D1(+) コイル UN-SY12 ト ラ ン ジ ス タ 出 力 シ ケ ン サ DC24V AC100 ∼240V A1 A2(A3) D2(-) D1(+) UT-SY21(BC) 電磁接触器 電磁継電器 MC A2 A1 UN-SY21(CX) ト ラ ン ジ ス タ 出 力 シ ケ ン サ DC24V MC D2(-) D1(+) コイル UT-SY22(BC) 電磁接触器 電磁継電器 A2 A1 A2(A3) AC100 ∼240V A1 ト ラ ン ジ ス タ 出 力 シ ケ ン サ
  • 17. 28 29 We support your overseas business. Canada CSA standard Canada International IEC standard International Japan Japan JIS standards China GB standard China North America CSA standard North America U.S.A. UL standard U.S.A European countries CE marking EN standard Euro Overseas Standard S o l v e T o g e t h e r MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety UL Approval for U.S.A. and Canada ■ Magnetic Contactor ■ Thermal Overload Relay ■ Mechanical Interlock Auxiliary Contact (Rating Code) MarkType Main Contact Maximum Horsepower Rating [HP] Single Phase Polyphase S-(2X)T10 S-(2X)T12 S-(2X)T20 S-(2X)T21 S-(2X)T25 S-(2X)T32 110-120V 200-208V 220-240V 440-480V 550-600V 110-120V 200-208V 220-240V 440-480V 550-600V Maximum Continuous Current Rating [A] 1/2 1/2 1 1 2 2 1 1 2 − − 5 1-1/2 1-1/2 2 3 3 5 2 2 3 5 7-1/2 10 7-1/2 1 1 2 2 3 5 3 3 3 5 7-1/2 10 3 3 5 5 7-1/2 10 5 7-1/2 7-1/2 10 15 20 15 13 20 30 32.5 A600 and Q300 − File No. E58968 CCN: NLDX (U.S.A.) NLDX7 (Canada) ■ Contactor Relay and Auxiliary Contact Block Auxiliary Contact (Rating Code) MarkType SR-T5 SR-T9 (UT-AX2) UT-AX4 (UT-AX11) A600 and Q300 File No. E58969 CCN: NKCR (U.S.A.) NKCR7 (Canada) TH-T18KP TH-T25KP Auxiliary Contact (Rating Code) MarkType Connecting Bar for coupling Heater Designation FLA Adjustable Range [A] Magnetic Contactor to be coupled Trip Class 0.12 A 0.17 A 0.24 A 0.35 A 0.5 A 0.7 A 0.9 A 1.3 A 1.7 A 2.1 A 2.5 A 3.6 A 5A 6.6 A 9A 11A 15 A 0.24 A 0.35 A 0.5 A 0.7 A 0.9 A 1.3 A 1.7 A 2.1 A 2.5 A 3.6 A 5 A 6.6 A 9 A 11 A 15 A 22 A 0.1 - 0.16 0.14 - 0.22 0.2 - 0.32 0.28 - 0.42 0.4 - 0.6 0.55 - 0.85 0.7 - 1.1 1 - 1.6 1.4 - 2 1.7 - 2.5 2 - 3 2.8 - 4.4 4 - 6 5.2 - 8 7 - 11 9 - 13 12 - 18*1 0.2 - 0.32 0.28 - 0.42 0.4 - 0.6 0.55 - 0.85 0.7 - 1.1 1 - 1.6 1.4 - 2 1.7 - 2.5 2 - 3 2.8 - 4.4 4 - 6 5.2 - 8 7 - 11 9 - 13 12 - 18 18 - 26 S-(2X)T10, S-(2X)T12, S-(2X)T20 S-(2X)T12, S-(2X)T20 S-(2X)T20 S-(2X)T21, S-(2X)T25 S-(2X)T25 Unnecessary UN-TH21 10 C600 B600 File No. E58969 CCN: NKCR (U.S.A.) NKCR7 (Canada) UT-ML11:Approval as Unlisted Component to be suitable for Type S-2XT10, -2XT12 or -2XT20 Reversing Magnetic Contactor Note:*1 - The available FLA rating is 16A or less. ■ Surge Absorber Unit for Operating Coil Rating, 50/60Hz MarkType UT-SA21 UT-SA22 UT-SA23 UT-SA25 24-48V 100-240V 346-480V 100-240V 100-240V 24-50V 100-240V File No. E58969 CCN: NKCR2 (U.S.A.) NKCR8 (Canada) File No. E58969 CCN: NKCR2 (U.S.A.) NKCR8 (Canada) ■Our standard products comply with the domestic standards as well as various overseas standards and are certified to meet all the standards. Model nameType Thermal Overload Relays TH-T18KP to T25KP Magnetic Contactors S(D)-T10 to T32 ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ◎ ○ ○ ○ ○ ○ ○ ◎ ◎ ◎ ◎ ◎ ◎ Open Type Magnetic Starters MSO(D)-T10KP to T25KP Contactor Relays SR(D)-T5/T9 ○ ○ ー ー ー ー Enclosed Magnetic Starters MS-T10KP to T21KP (Note2) Note1: ○:Compliant or supported with standard parts,◎:Certified with standard parts Note2: The Magnetic Starters will be certified under each type name of the Magnetic Contactors and the Thermal Overload Relays on the condition that the Magnetic Contactors and the Thermal Overload Relays are used in combination. Note3: For the UL standard for the U.S.A. & Canada, refer to the table on the right. Safety certification standard International China U.S. & Canada EN EC directive Certificate authority GB Applicable standard European countriesJapan IEC JIS (Note1) ※UL60947-4-1A(CSA C22.2 NO.60947-1)/ UL508(CSA C22.2 NO.14)
  • 18. L L L 30 31 Overseas Standard S o l v e T o g e t h e r MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety ■ Available Short Circuit Current Rating (SCCR) and Short Circuit Protection Device (S.C.P.D.) Note1: This overload relay is adjustable and ambient compensated. Set the dial in the position corresponding to the motor full load current. Note2: Trip rating is 125% of setting. Available Short Circuit Current S.C.P.D. Max. Circuit Voltage Circuit Breaker Max. Current Ratings Min. Interrupting Ratings *1 *1*1*1*1*1 To provide continued protection against a risk of fire and electric shock, the complete overload relay must be replaced if burnout of current element occurs.WARNING *1. Main circuit wires must be connected to contactor using applicable lugs shown in next table. *2. 11A heater is applied to types S(D)-T12 and S(D)-T20. *3. 15A heater is applied to type S(D)-T20. *4. 22A heater is applied to type S-T25. *2 *3 *4 0.12A 0.17A 0.24A 0.35A 0.5A 0.7A 0.9A 1.3A 1.7A 2.1A 2.5A 3.6A 5A 6.6A 9A 11A 15A 0.24A 0.35A 0.5A 0.7A 0.9A 1.3A 1.7A 2.1A 2.5A 3.6A 5A 6.6A 9A 11A 15A 22A Adjustable Range.Amps. 0.10 - 0.16 0.14 - 0.22 0.20 - 0.32 0.28 - 0.42 0.4 - 06 0.55 - 0.85 0.7 - 1.1 1.0 - 1.6 1.4 - 2.0 1.7 - 2.5 2.0 - 3.0 2.8 - 4.4 4.0 - 6.0 5.2 - 8.0 7 - 11 9 - 13 12 - 18 0.20 - 0.32 0.28 - 0.42 0.4 - 0.6 0.55 - 0.85 0.7 - 1.1 1.0 - 1.6 1.4 - 2.0 1.7 - 2.5 2.0 - 3.0 2.8 - 4.4 4.0 - 6.0 5.2 - 8.0 7 - 11 9 - 13 12 - 18 18 - 26 TH-T18KP Heater Desig. ModelTH-T25KP S.C.P.D. Fuse, Class K5 Max. Current Ratings 15A 20A 30A 18kA 40A 15A 20A 30A 40A 50A 70A 100A 15A 30A 75A 50A 30A 30A 50A 50A 15A 15A 15A 30A 75A 50A Available Short Circuit Current 5kA 5kA 14kA/50kA 10kA / 50kA N/A 10kA 10kA / 25kA 10kA / 25kA 10kA / 35kA N/A 10kAN/A N/A 600V 240V 480V600V 480V 240V240V600V 480V600V 600V 50kA 10kA / 35kA 35kAN/A N/A Model Available Short Circuit Current S.C.P.D. Circuit Breaker Max. Current Ratings Min. Interrupting Ratings S-(2×)T10/S(D)-(2×)T12 S(D)-(2×)T20 Max. Circuit Voltage *1 *1*1*1*1*1 *1. Main circuit wires must be connected to contactor using applicable lugs shown in below table. S(D)-(2×)T21 S-(2×)T25 18kA 10kA 18kA 480V 50kA 10kA 480V 35kA Available Short Circuit Current 600V 5kA 600V N/A 600V N/A 600V N/A S(D)-(2×)T32 15A 30A 50A 15A 240V 50A 75A 75A 15A 30A 50A 15A 10kA 25kA 480V 50A 75A 75A S.C.P.D. Fuse, Class K5 Max. Current Ratings 30A 70A 600V 70A 100A 100A 10kA 35kA 25kA 25kA 35kA 10kA 25kA 10kA 240V 10kA 50kA 14kA 50kA 14kA 50kA 10kA 240V 10kA 35kA 10kA 35kA 10kA 35kA Instruction for UL /CSA Recommended Crimp Lug Size (JST Cat No.) *1. The available current rating of 15A heater is 16A or less. *2. Two conductors of the same size can be connected. *3. Please use swaging tool which is recommended by JST. Terminal S-T10/T12/T20 TH-T18KP 2 Wires or 2 Lugs per terminal *1 *3 *2 Connection to terminal Max. qty. Tightening torque Auxiliary M3.5 10mm 14 AWG 1.25-3.5 to 2-3.5 Control 9mm M3.5 14 AWG 1.25-3.5 to 2-3.5 Model Screw size Wire size (60/75℃) (copper only) (Sol./Str.) Main M3.5 10mm 14 - 12 AWG 1.25-3.5 to 2-3.5 5.5-S3 Auxiliary M3.5 10.5mm 14 AWG 1.25-3.5 to 2-3.5 Main 10.5mm M3.5 14 - 12 AWG 1.25-3.5 to 2-3.5 5.5-S3 Wire strip length S-T21 S-T25 S-T21/T25 S-T21/T25 Main 11.5mm M4 Auxiliary M3.5 11.5mm 14 AWG 1.25-3.5 to 2-3.5 Control 9mm M3.5 14 AWG 1.25-3.5 to 2-3.5 ■ Applicable wire size, lug size and tightening torque 1.25-4 to 5.5-4 8-NK4 14 - 8 AWG 1.25-4 to 5.5-4 14 - 10 AWG TH-T25KP Auxiliary M3.5 10.5mm 1.25-3.5 to 2-3.5 14 AWG 10mm Main M4 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 15 lb-in (1.69N・m) 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 10.3 lb-in (1.17N・m) 15 lb-in (1.69N・m) 1.25-4 to 5.5-4 8-NK4 14 - 8 AWG *1. Two conductors of the same size can be connected. *2. Please use swaging tool which is recommended by JST. 2 Wires or 2 Lugs per terminal Control 9mm M3.5 14 AWG 10.3 lb-in (1.17N・m) 1.25-3.5 to 2-3.5 Auxiliary M3.5 10mm 14 AWG 10.3 lb-in (1.17N・m) 1.25-3.5 to 2-3.5 *1 SR-T5/T9 Terminal 2 Wires or 2 Lugs per terminal S-T32 *3 *2 *1 Connection to terminal Max. qty. Tightening torque Control 9mm M3.5 14 AWG 10.3 lb-in (1.17N・m) 1.25-3.5 to 2-3.5 Model Screw size Recommended Crimp Lug Size (JST Cat No.) Main 11.5mm M4 14 - 10 AWG 8 AWG 1.25-4 to 5-5.4 8-NK4 15 lb-in (1.69N・m) *1. If it is necessary to apply 8AWG at the polyphase AC200-208V, it should be applied 75℃ copper wire only. *2. Two conductors of the same size can be connected. *3. Please use swaging tool which is recommended by JST. Wire strip length Wire size (60/75℃) (copper only) (Sol./Str.) Terminal *2 Connection to terminal Max. qty. Tightening torque Model Screw size Recommended Crimp Lug Size (JST Cat No.) Wire strip length Wire size (60/75℃) (copper only) (Sol./Str.) WARNING When a 2-wire control is used to reset the automatic reset overload relay of a motor controller, the motor connected to the circuit may start automatically when the relay is in the automatic reset position.
  • 19. * For the information on type codes for orders, check the note in Order Procedure. MechanicalIy latched AC operated type 機械ラッチ式 直流操作形 MechanicalIy latched AC operated type 機械ラッチ式 直流操作形 32 33 Open type Magnetic Starters MSO MSO MSOL MSOLD AC operated type MSOD 直流操作形 Basic type No code Standard Applicable model T10-T25 BC Finger protection SR AC operated type SRD 直流操作形 SRL Basic type No code Standard Applicable model T5, T9 BC Finger protection No code Standard Finger protection No code Standard Applicable model T5, T9 SA Operation coil and operation circuit specification Applicable model All units 1 to 2-digit number Unit specification, applicable model, and others BC AX, ML, HZ No code Standard DL 遅延釈放形 SA Applicable model T10-T25 T12, T21 T12, T21 Operation coil and operation circuit specification No code AR Manual reset (standard) Automatic reset Reset method of Thermal Overload Relays No code KP With 2-element Thermal Overload Relays With 3-element Thermal Overload Relays Combined Thermal Overload Relays No code AR Manual reset (standard) Automatic reset Reset method of Thermal Overload Relays No code KP 2-element Thermal Overload Relays 3-element Thermal Overload Relays Combined Thermal Overload Relays No code Non-Reversing 2× Reversing Non-Reversing/Reversing No code Non-Reversing 2× Reversing Non-Reversing/Reversing Frame size T10-T25 Frame size T5, T9 Frame size T10-T32 Frame size T18, T25 2× T10 BC KP SA SR T5 BC SA UT Optional units Basic type AX Additional auxiliary contacts Application UT ML Mechanical interlocks UT SA Surge absorbers UT HZ サーマルリレー単体取付用 UT SD 可逆用接続電線(導体) UT SG 渡り用接続電線(導体) UT SY 操作コイル用DC/ACインタフェース UT Unit type UT AX 4 BC Magnetic Contactors Contactor Relays Optional Units Thermal Overload Relays S S SL SLD AC operated type SD 直流操作形 Basic type No code Standard Applicable model T10-T32 BC Finger protection No code Standard Applicable model T18, T25 BC Finger protection No code Standard DL 遅延釈放形 Applicable model T10-T32 SA Operation coil and operation circuit specification 2x T10 BC SA TH TH Basic type T18 BC KP Note: Frame size classification by mounting type Magnetic Starters for independent mounting → T25 For Magnetic Starters → T18 Type Codes S o l v e T o g e t h e r Type Codes No code Standard Applicable model T18, T25 YS Special environment YS No code Standard Applicable model T10-T25 YS Special environment YS Anticorrosion treatment specification Thermal Overload Relays Anticorrosion treatment specification MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety No code Standard Applicable model T5, T9 JH With special contact SR 2-element delay trip type (with saturable reactor) KPSR 3-element delay trip type (with saturable reactor) FS 2-element quick trip type FSKP 3-element quick trip type SR With 2-element delay trip type Thermal Overload Relays KPSR With 3-element delay trip type Thermal Overload Relays FS With 2-element quick trip type Thermal Overload Relays FSKP With 3-element quick trip type Thermal Overload Relays No code Standard Applicable model JH All series T10-T25 With special auxiliary contact With fast wiring terminal With fast wiring terminal With fast wiring terminal With fast wiring terminal With surge absorber With surge absorber With surge absorber With fast wiring terminal With large rated auxiliary contacts With large rated auxiliary contacts DL 遅延釈放形 LC オーバラップ接点付 Enclosed Magnetic Starters MS MS AC operated type Basic type No code KP With 2-element Thermal Overload Relays With 3-element Thermal Overload Relays Combined Thermal Overload Relays No code Non-Reversing 2× Reversing Non-Reversing/Reversing Frame size T10,T12,T21 2× T10 KP No code Standard PM Push-button Push-button operation (only non-reversible type) PM MechanicalIy latched AC operated type SRLD 機械ラッチ式 直流操作形
  • 20. 34 35 Order Procedure S o l v e T o g e t h e r Order Procedure Note For orders, specify products as shown below. Insert a space where ▲ is present. If adding multiple two-character codes (such as SA, BC, and KP) after a frame size (T10 or others) of type name, specify them in alphabetical order of the first letters. (Example: MSO-T10BCKPSA) (If they are not in alphabetical order, the type code is automatically changed.) MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Enclosed Magnetic Starters Model name motor capacity Main circuit voltage Operation coil designation or operation circuit voltage Auxiliary contact Refer to page 12,32. Select from page 12,16. MS-T21 ▲ 3.7kW ▲ 200V ▲ AC200V ▲ MS-T10 ▲ 200V ▲ AC200V ▲ 1B Select coil designation from pages 13 and 14 or specify the working operation circuit voltage. Specify the auxiliary contact arrangements. from page 12 ●MS-(2×)T type Contactor Relays ●SR-T types Refer to page 21. Select coil designation from pages 13 and 14 or specify the working operation circuit voltage. Model name Contact arrangementOperation coil designation SR-T5 ▲ AC200V ▲ 3A2B ▲ 4A1BSR-T5 ▲ AC100V50Hz Designate the contact arrangement listed on page 21. ●UT-SA□ Operation Coil Surge Absorber Unit Refer to page 24. Optional Units Model name Contact arrangement ●UT-AX□ auxiliary contact block UT-AX4 ▲ 2A2B Refer to page 25. Select according to the operation circuit voltage. Model name Voltage nominal UT-SA21 ▲ AC400V UT-SA22 ▲ AC200V UT-SA25 ▲ AC48V ●UT-ML□ Mechanical Interlock Unit Refer to page 26. Model name UT-ML11 Refer to page 33. Model name Heater designation ●TH-T type TH-T18KP ▲ 15A Refer to page 16 and designate the heater nominal. Thermal Overload Relays Standard (AC operated) Magnetic Starters Model name Auxiliary contact Refer to page 12,32. MSO-T21 ▲ 3.7kW ▲ AC200V MSO-T10 ▲ 9A ▲ AC200V ▲ 1B Select coil designation from pages 13 and 14 or specify the working operation circuit voltage. Specify the auxiliary contact arrangements. from page 12 ●MSO-(2X)T type Heater designation (setting current) Operation coil designation or operation circuit voltage Select from page 12,16. Refer to page 12,32. Select coil designation from pages 13 and 14 or specify the working operation circuit voltage. Specify the auxiliary contact arrangements. from page 12 Standard (AC operated) Magnetic Contactors Model name Auxiliary contactOperation coil designation or operation circuit voltage ●S-2XT types S-T20 ▲ AC200V ▲ 2A S-T20 ▲ AC100V50Hz Do not add AC to the main circuit voltage. (To distinguish it from the operation circuit voltage) Designate the contact arrangement listed on page 24 for the UT-AX2/AX4. UT-AX11 does not need to be designated as 1A1B is fixed. ●UT-SY□(BC)形操作コイル用DC Interface Modules 34ページを参照ください。 形  名 UT-SY21 UT-SY21BC ●UT-HZ18(BC)、UN-RM20形サーマルリレー用Separate mounting adaptor 32ページを参照ください。 形  名 UT-HZ18 UT-RM20
  • 21. 36 37 Outline Drawing S o l v e T o g e t h e r Outline Drawing, Contact Arrangement MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Magnetic Starters ●MSO-T10KP ●MSO-T12KP ●MSO-T20KP ●MSO-T21KP ●MSO-T25KP Contact arrangement Contact arrangement Contact arrangement 1b 2/T1 4/T2 6/T3 97 98 96 95 A1A2 1/L1 3/L2 5/L3 13 141a 4/T2 22 97 2/T1 6/T3 98 96 95 A2 A1 1/L1 5/L3 213/L2 2a 1a1b 24 23 14 13 5/L33/L21/L1A2 A1 95 9698 97 6/T34/T22/T1 14 13 5/L33/L21/L1A2 A1 95 9698 97 6/T34/T22/T1 22 21 2a2b 97 2/T1 4/T2 6/T3 98 96 95 A1A2 22 21 4414 32 4313 311/L1 3/L2 5/L3 4 0.5 35(InstallationDimension) 8.5 7.5 1.543 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 23.783 115 10 7.5 10.5 (Reset bar)11 45 M3.5 screws (Self-lifting) 44.5 10.560(InstallationDimension)11.6 6 59 78 79 10 3.9 37 59 81 59.1 82 3.5 6.5 13 10.5 54 (Installation Dimension) 63 4.5 Installation holes for 2-M4 screws M4 screws (Self-lifting) M3.5 screws (Self-lifting) 12.8 10.2 7.5 5 63 21.595 128 1660(InstallationDimension)28 46 78 59 79 10 37 3.9 3 28(InstallationDimension) 8.5 7.5 368 1 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 45 10 7.5 10.5 (Reset bar)11 M3.5 screws (Self-lifting) 8323.7 115 10.560(InstallationDimension)11.6 44.56 Auxiliary contact Auxiliary Contact Auxiliary Contact ●MS-2×T21(KP) type Reversible type Magnetic Starters (enclosed) ●MS-T21(KP) type Magnetic Starters (enclosed) Hook slot Grounding terminal M4 screw 2×2-φ22 Pipe hole (two each on top and bottom) 50 104 14 76 (Installation Dimension) 30 15 110 1706 15140(InstallationDimension) 22 21 32 31A2 14 A1 13 44 431/L1 3/L2 5/L3 97 95 98 966/T34/T22/T1 Contact arrangementAuxiliary contact 2a2b Hook slot 2×2-φ22 Pipe hole (two each on top and bottom) Installation holes for 4-M6 screws Grounding terminal M5 screw 40 60 40 20 180 (Installation Dimension) 220 180 140(InstallationDimension) 4 20 12115 30 Contact arrangementAuxiliary contact (2a2b)×2 A2 A1 13 14 21 43 31 A2 A1 13 21 32 22 43 44 31 321444 1/L1 2/T1 4/T2 6/T3 1/L13/L2 3/L25/L3 5/L3 22 98 96 97 95 Magnetic Starters (enclosed) ●MS-T10(KP) type Magnetic Starters (enclosed) Contact arrangement Auxiliary contact 1a A1 13 14 2/T1 4/T2 6/T3 9698 9597 A2 5/L33/L21/L1 Hook slot Installation holes for 3-M4 screws Grounding terminal M4 screw 2×2-φ22 Pipe hole (two each on top and bottom) 76 15.5 33 6159 21120(InstallationDimension) 97.5 21.5 13 ●MS-T12(KP) type Magnetic Starters (enclosed) Hook slot Installation holes for 3-M4 screws Grounding terminal M4 screw 2×2-φ22 Pipe hole (two each on top and bottom) 76 15.5 33 6159 21120(InstallationDimension) 97.5 21.5 13 Contact arrangementAuxiliary contact 1a1b 2/T1 4/T2 6/T3 9698 9597 5/L33/L21/L1 22 2113 14 A2 A1 45 (Installation Dimension) 45 (Installation Dimension)
  • 22. 38 39 Outline Drawing S o l v e T o g e t h e r Outline Drawing, Contact Arrangement MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Contact arrangement Contact arrangement Contact arrangement Contact arrangement ●S-2×T10 ●S-2×T12 ●S-2×T20 ●S-2×T21 ●S-2×T25 ●S-2×T32 1a×2 + 2b RedBlack L01R01 A1A2 1/L1 3/L2 5/L3 13 2/T1 4/T2 6/T3 14146/T34/T22/T1 135/L33/L21/L1A2 A1 1a1b × 2+2b 2a2b ×2b A1A2 22 21 2/T1 4/T2 6/T3 4414 32 4313 311/L1 3/L2 5/L3A1A2 22 21 2/T1 4/T2 6/T3 4414 32 4313 311/L1 3/L2 5/L3 2a2b ×2 59 78 10 3.9 53.9 4 35 (Installation Dimension) 35 (Installation Dimension)18.9 (Internal pitch) Installation holes for 4-M4 screws M3.5 screws (Self-lifting) 41.623.7 (10)75 8.5 7.5 97 10.560(InstallationDimension) 44.5 59 6.5 3.581 73 54 (Installation Dimension) 19 (Internal pitch) 54 (Installation Dimension)4.5 Installation holes for 4-M4 screws M3.5 screws (Self-lifting) M4 screws (Self-lifting) 4921.5 13 10.5 136 1660(InstallationDimension) 46 81 59 98.5 10 111 3.5 53 30 (Installation Dimension) 23 (Internal pitch) 30 (Installation Dimension)5.5 Installation holes for 4-M4 screws M3.5 screws (Self-lifting) 4921.5 26 13 10.5 96 8.5 7.5 M4 screws (Self-lifting) 46 1560(InstallationDimension) 81 59 78 10 3.9 46 28(InstallationDimension) 18 (Internal pitch) 28(InstallationDimension)3 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 41.623.7 (10)75 82 8.5 7.5 10.560(InstallationDimension) 44.5 A1 22 211/L1A2 13 5/L3 3/L2 2/T1 4/T2 6/T314 A1A2 6/T3 4/T2 2/T1 5/L3 3/L2 1/L1 2214 2113 RedBlack L01R01 2/T1 4/T2 94827264 6/T3 3/L2 93817163 5/L31/L1 A1A2 94 93 82 81 72 71 64 63A1A2 1/L1 5/L3 3/L2 6/T3 4/T2 2/T1 Auxiliary contact Auxiliary contact Auxiliary contact Auxiliary contact Magnetic Contactors ●S-T10 ●S-T12 ●S-T20 ●S-T21 ●S-T25 ●S-T32 Contact arrangement Contact arrangement Contact arrangement Contact arrangement A1A2 22 21 2/T1 4/T2 6/T3 4414 32 4313 311/L1 3/L2 5/L3 2a2b 146/T3 4/T2 2/T1 135/L3 3/L2 1/L1A2 A1 6/T3 4/T2 2/T1 5/L3 3/L2 1/L1A2 A1 22 21 1b 1a 6/T3 4/T2 2/T1 5/L3 3/L2 1/L1A2 A1 2a A1A2 14 13 24 23 6/T34/T22/T1 5/L33/L21/L1 A1A2 6/T34/T22/T1 5/L33/L21/L1 14 13 22 21 1a1b 35 (Installation Dimension) 60(InstallationDimension) 44.5 75 41.623.7 4 10.5 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 8.5 7.5 43 78 10 3.9 59 81 6.5 3.5 59 10.5 13 63 60(InstallationDimension) 46 81 16 Installation holes for 2-M4 screws 54 (Installation Dimension)4.5 M4 screws (Self-lifting) M3.5 screws (Self-lifting) 4921.5 59 10 3.581 30 (Installation Dimension)5.5 Installation holes for 2-M4 screws M4 screws (Self-lifting) 43 13 10.5 60(InstallationDimension) 81 46 15 4921.5 59 78 10 3.9 28 (Installation Dimension)3 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 23.741.6 44.5 60(InstallationDimension) 75 10.5 7.58.5 36 Auxiliary contact Auxiliary contact Auxiliary contact
  • 23. 40 41 Outline Drawing S o l v e T o g e t h e r Outline Drawing, Contact Arrangement MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety Thermal Overload Relays ●TH-T18(BC)(KP) ●TH-T18SR ●TH-T25(BC)(KP) ●TH-T25(BC)(KP)SR Model name Contact arrangement TH-T18KP TH-T18 Model name TH-T18BC 0.12A∼11A 15A ヒータ呼びModel name TH-T18 0.12A∼11A 15A ヒータ呼び 76.5 35 57 96 6/T3 2/T1 4/T2 55 31.514.5 10 7.5 45 2410.5 67.1 M3.5 screws (Self-lifting) Operation indication (Manual trip) Resetting bar (Resetting stroke) (2.5mm) 95 9698 97 6/T34/T22/T1 95 9698 97 6/T34/T22/T1 Model name Contact arrangement TH-18SR Model name TH-T18SR 0.12A∼11A 15A ヒータ呼び Model name TH-T25SR 0.24A∼15A 22A ヒータ呼び 下記電磁接触器との組合せ用  TH-T18:S-T10、T12、T20 SD-T12、T20 単体取付ユニットUT-HZ18と組合せて単体使用可能 Model name Contact arrangement TH-T25KP TH-T25 Model name TH-T25BC 0.24A∼15A 22A ヒータ呼びModel name TH-T25 0.24A∼15A 22A ヒータ呼び 下記電磁接触器との組合せ用  TH-T18SR:S-T10、T12、T20 SD-T12、T20 単体取付ユニットUT-HZ18と組合せて単体使用可能 Operation indication (Manual trip) M3.5 screws (Self-lifting) Resetting bar (Resetting stroke) (2.5mm) 57 76.5 35 14.531.5 89.5 7.16 94 10 7.5 25 45 2410.5 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 97 95 9698 95 9698 97 6/T34/T22/T1 95 9698 97 6/T34/T22/T1 Model name Contact arrangement TH-T25 (BC)KPSR TH-T25 (BC)SR 63 7 7 57 80 98 97 95 96 1/L1 2/T1 4/T2 6/T3 3/L2 5/L3 10.3 63 7.512.8 10.2 53 18 5.5 22.8 14.8 519 (取付寸法) M4 screws (Self-lifting) M3.5 screws (Self-lifting) 33(取付寸法) Operation indication (Manual trip) 2-M4ねじ用 取付穴 Resetting bar (Resetting stroke) (2.5mm) 53 19 33 14.8 63 8.5 2-M4ねじ用取付穴 電磁接触器と組合せる場合、下記接続導体(別売)を使用  S-T21/T25(BC)、SD-T21(BC)、SL(D)-T21(BC)との組合せ:UN-TH21 単体取付ユニットUN-RM20と組合せてDINレール単体取付可能 電磁接触器と組合せる場合、下記接続導体(別売)を使用  S-T21/T25(BC)、SD-T21(BC)、SL(D)-T21(BC)との組合せ:UN-TH21 5/L33/L21/L1 98 96 9597 6/T34/T22/T1 1/L1 3/L2 5/L3 2/T1 4/T2 6/T3 97 95 9698 M3.5 screws (Self-lifting) M4 screws (Self-lifting) Operation indication (Manual trip) 2-M4ねじ用 取付穴 Resetting bar (Resetting stroke) (2.5mm) 22.818 87 5.5 33(取付寸法)10.3 97.5 29.219 (取付寸法) 5 63 7 57 7 80 12.8 10.2 7.5 交流操作形電磁継電器 ●SR-T5(BC) ●SR-T9(BC) 直流操作形電磁継電器 ●SRD-T5(BC) ●SRD-T9(BC) 4 35 43 6010.5 75 Installation holes for 2-M4 screws 取付寸法は30×60、 35×50∼52でも 取付可能 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) A1A2 24 34 44 5414 33 43 5313 23 (レール高さ7.5mmの場合) IEC 35mm幅レール 50(InstallationDimension) 60(InstallationDimension)10.5 44.5*2 75 41.623.7 30 (Installation Dimension) 35 (Installation Dimension)4 8.5 7.5 43 (55*3)(67*4) 10 5 3.978 (108*1) 59 *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC) / UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 取付寸法は30×60、 35×50∼52でも 取付可能 4 35 43 6010.5 75 Installation holes for 2-M4 screws *1 寸法:IEC35mm幅レールのセンタからの寸法 Installation holes for 2-M4 screws M3.5 screws (Self-lifting) 93837363 13 A2 A1 94847464 14 24 34 54 53 44 43 23 33 (レール高さ 7.5mmの場合) IEC 35mm幅レール 4 35 (Installation Dimension) 30(InstallationDimension) 8.5 8.5 43 7.5 23.741.6 75 25.8 10.5 44.5*1 60(InstallationDimension) 50(InstallationDimension) 3 108 3.9 10 59 95 Installation holes for 2-M4 screws (レール高さ 7.5mmの場合) IEC 35mm幅レール M3.5 screws (Self-lifting) A1(+)A2(-) 35 (Installation Dimension)4 8.5 7.5 43 (55*3)(67*4) 10 5 3.9100 (130*1) 81 60(InstallationDimension)8.5 44.5*2 75 41.623.7 4 35 43 6010.5 75 Installation holes for 2-M4 screws 取付寸法は30×60、 35×50∼52でも 取付可能 *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC) / UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 取付寸法は30×60、 35×50∼52でも 取付可能 Installation holes for 2-M4 screws (レール高さ 7.5mm の場合) IEC 35mm幅 レール M3.5 screws (Self-lifting) A1(+)A2(-) 35 (Installation Dimension)4 3.9 10 3 130 60(InstallationDimension)8.5 44.5*1 8.5 8.5 43 7.5 23.741.6 75 25.8 81 117 4 35 43 6010.5 75 Installation holes for 2-M4 screws *1 寸法:IEC35mm幅レールのセンタからの寸法
  • 24. Auxiliary contact Contact arrangement 40 41 Outline Drawing S o l v e T o g e t h e r Outline Drawing, Contact Arrangement MS-TSeriesIntroductionSelectionandApplicationApplicationtoThermalOverloadRelaysProductIntroductionOverseasStandardTypeCodesOrderProcedureOutlineDrawingWarrantyandSafety ●SD-T12(BC) ●SD-T20(BC) 非可逆式 可逆式 可逆式 非可逆式 ●SD-2×T12(BC) ●SD-2×T20(BC) ●MSOD-T12(BC) ●MSOD-T20(BC) ●MSOD-2×T12(BC) ●MSOD-2×T20(BC) 直流操作形電磁開閉器・電磁接触器 Auxiliary contact Contact arrangement 2a 1a1b Auxiliary contact Contact arrangement 2a 1a1b 接続図 1a1b × 2+2b (レール高さ 7.5mm の場合) IEC 35mm幅 レール M3.5 screws (Self-lifting) Installation holes for 2-M4 screws Operation indication (Manual trip) M3.5 screws (Self-lifting) Resetting bar (Resetting stroke) (2.5mm) A1(+)A2(-) 5 81 100 (130*1) 23.783 115 7.5 0.5 4 35(Installation Dimension ) 43 (55*3)(67*4) 8.5 1.5 8.513.6 6 44.5*2 60(InstallationDimension) 50(InstallationDimension) 10 7.5 11 10.5(Resetting bar) 45 101 3.9 10 59 115 8.560 4.5 35 45 Installation holes for 2-M4 screws *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 14 13 5/L33/L21/L1 95 9698 97 6/T34/T22/T1 22 21A1 (+) A2 (−) 24 23 14 13 5/L33/L21/L1 95 9698 97 6/T34/T22/T1 A1 (+) A2 (−) 115 608.5 4.5 89 97.5 Installation holes for 2-M4 screws (レール高さ 7.5mm の場合) IEC 35mm幅 レール Installation holes for 2-M4 screws M3.5 screws (Self-lifting) Operation indication (Manual trip) M3.5 screws (Self-lifting) Resetting bar (Resetting stroke) (2.5mm) A1(+)A2(-) A1(+)A2(-) 101 59 10 3.9 115 8323.7 (10) 13.660(InstallationDimension)8.5 44.5*26 4 7.5 54 89 (Installation Dimension) 97(109*3)(121*4) 8.5 10 7.5 97.5 45 11 10.5(Resetting bar) 81 100 (130 *1)5 *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 6 / T3 4 / T2 5 / L3 3 / L2 1 / L1 5 / L3 3 / L2 赤黒 R02 L02 BCの場合添付いたします。 13 14 14 13R01 L01 2 / T1 9698 9597 1 / L1 22 21 22 21 A1 (+) A2 (−) A1 (+) A2 (−) (レール高さ 7.5mmの 場合) IEC 35mm幅 レール M3.5 screws(Self-lifting) Installation holes for 4-M4 screws A1(+)A2(-) A1(+)A2(-) 8.560(InstallationDimension) 76.5 44.5*2 (10)75 41.623.7 97 (109*3)(121*4) 7.5 8.5 4 54 89 (Installation Dimension) 81 5 3.9 10 100 (130*1) 4 89 8.560 75 97 Installation holes for 2-M4 screws *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 22 211/L113 5/L3 3/L2 2/T1 4/T2 6/T3146/T3 4/T2 2/T1 5/L3 3/L2 1/L1 2214 2113 赤黒 L01R01 A1 (+) A2 (−) A1 (+) A2 (−) Installation holes for 2-M4 screws (レール高さ 7.5mmの 場合) IEC 35mm幅 レール M3.5 screws (Self-lifting) 2/T1 4/T2 6/T3 2214 3/L2 5/L3 2113 1/L1 A1(+)A2(-) 50(InstallationDimension) 60(InstallationDimension)8.5 44.5*2 75 41.623.7 35 (Installation Dimension)4 8.5 7.5 43 (55*3)(67*4) 10 5 3.9100 (130*1) 81 608.5 75 354 43 Installation holes for 2-M4 screws 取付寸法は35かける50∼52 でも取付可能 *1 寸法:ヘッドオン補助接点ユニット(UT-AX2(BC)、UT-AX4(BC))付  *2 寸法:IEC35mm幅レールのセンタからの寸法 *3、*4 寸法:サイドオン補助接点ユニット(UT-AX11(BC))付…*3は1個、*4は2個(両側)付 6/T34/T22/T1 5/L33/L21/L1 14 13 22 21 A1 (+) A2 (−) 14 13 24 23 6/T34/T22/T1 5/L33/L21/L1 A1 (+) A2 (−)