Advanced Microtech has evolved itself as a market leader in supply of micro-controller based motor protection device as current sensing relays, protection relays, phase failure relays & custom built design PLC’s such as Product Range Relays, Ground Fault Protection Relay, Microprocessor Based Motor Protection Relays, Single Phase Protection Relay, Motor Relays, Motor Protection Relay, Overload Relay, Earth Leakage Relays, Submersible Pump Protection Relays, Phase Un-Balance Protection Relays, Locked Rotor Protection Relays.

1. Micro Controller based Motor Protection Relay
&
Motor Management System
A Technology Driven Company
www.advancedmicrotech.co.in

2. Micro Controller based Motor Protection Relay :WOD-TUA
Features :
•Current sensing Single Phase
•In built three Phase CTs Protection
•Extra wide Range : • Protections :
1 – 10 A / 7 – 20 A Single Phasing,
•In built Auto sensing Over Current,
Star-Delta Timer Under Current,
•Separate LED indication for Phase Reversal
each annunciations Phase Un balance
WOD TUA Technical Specifications :
110 /230/415 VAC, 50 Hz
Aux. Supply
± 10 %, 3 VA ; 24 VDC
Trip Delay 3 Sec. to 30 Sec.
2 Nos.(1 for Control, 1 for
O/P Contact
Star/Delta)
Contact Rating 240 VAC, 5 A, Resistive Load
Operating Temp 0 ‘ to 50’ C / 95 % RH
Mounting DIN Rail / Plate
Wright Approx. 625 gms.
Dimension 72x48x120 mm (HxWxD)
Optional : P-NO-NC contact in place of Timer
A Technology Driven Company
www.advancedmicrotech.co.in

3. Features of Relays with Digital Display:
• Man Machine interface through Key board and Display.
• Extra wide range reduces inventory and maintenance.
• Digital Ammeter with Auto Scanner.
• Password Protection
• Earth Fault Protection through CBCT.
• RS 485 communication (Optional)
• 4 to 20mA Output (Optional)
Available Ranges :
A) 0.25 to 5 Amp (Inbuilt Phase CTs)
B) 4 t o 6 1 Amp (Inbuilt Phase CTs)
C) 40- to 500 Amp (External Phase CTs)
(Selectable CT Ratio-Primary)
D) 400 to 1200 Amp (External Phase CTs)
(Selectable CT Ratio -Primary)
Mounting Type :
Door Mount
Split Type
A Technology Driven Company
www.advancedmicrotech.co.in

4. Standard Models & its Protections :
EC DXA DXC
Single Phasing Single Phasing Single Phasing
Over Current Over Current (Settable Time)
Under Current Under Current Over Current
(Dry Run) (Dry Run) (Inverse/Definite)
Phase Reversal Phase Reversal Under Current
Current Current (Dry Run)
Unbalance Unbalance (Settable Time)
Locked Rotor Phase Reversal
Short Circuit Current
Unbalance
Earth Fault
Locked Rotor
(Settable Value)
Short Circuit
Earth Fault
EXC : All Protections of DXC+RS 485 Communication
Special Model : S-DXC with separate Under Current Relay
S-EXC with Add-on Module.
(See detail in Technical Specifications)
www.advancedmicrotech.co.in

5. Technical Specification : EC/S-EC/DXA/S-DXA/DXC/S-DXC/EXC/S-EXC
Auxiliary Supply : 110 VAC/230VAC/415VAC
Frequency : 50 / 60 Hz
Trip Time Delay : 2 Sec. to 30 Sec. ±0.05 Sec.
Out put Contact : 1 Change Over [P-NO-NC] (Standard Model)
2 Change Over [P-NO-NC + P-NO-NC] (One C/O
only for Under Current & another for remaining 7
Protection in Separate Under Current Model.)
Output Contact Rating : Continues 5A/230VAC/Resistive Load
Wire Conductor Size : One Sq. mm With Lugs
Temperature : 0’ C to 50’C
Humidity : Up to 95 % R.H.
Enclosure : ABS Molded Enclosure
Weight : Appox. 825 gms.
Dimension (Door Mount) : 92 X 92 mm Cutout size,100mm Depth,
120 X 120 mm Bezel size.
(Split Type) : CT Unit : 90 X 110 X 50 mm (W X D X H)
Plate / DIN Rail Mounting
Display Unit : 75 X 35 X 20 mm (W X D X H)
Cutout size 70 X 30 mm. FRC : 1 OR 2 meter.
Display & Keyboard : 7 Segment, 4 Digit LED Display . 4 Keys.
Display Resolution : 0.01 A in 0.25 to 5 A, 0.1 A in 4 to 61 A, & 1 A in
40 to 500 A.
Annunciation : 5 Point in EC/S-EC Model. 20 Point in DXA/S-DXA,
DXC/S-DXC & EXC/S-EXC model.
Add On Module (Optional): Suitable for S-EXC model for Remote Current
Monitoring & Pre-Alarm function through RS-485.
A Technology Driven Company
www.advancedmicrotech.co.in

6. Suitable For Industries :
• Agriculture • Pharmaceutical
• Steel • Power Plants
• Chemical • Mining
• Cement • Water Treatment Plant
• Fertilizer • Sewage Treatment Plant
• Sugar and many more…
• Textile
Suitable Applications :
• General Purpose Machine • Grinder
• Lathe Machine • Centrifuge
• Wire Drawing Machine • Hydro Extractor
• Screw Conveyor • Ball Mill
• Centrifugal Pump • Hydraulic Press
• Submersible Pump • Filter Press
• Vacuum Pump • ID Fan
• Feed Pump • Blower
• Reciprocating Compressor • FD Fan
• Screw Compressor • Over Head Crane
• Crusher • Hoist etc..
A Technology Driven Company
www.advancedmicrotech.co.in

7. Selection Guide
Model EXC DXC DXA EC WOD
Features S-EXC S-DXC S-DXA S-EC TUA
Single Phasing Protection √ √ √ √ √
Over Current Protection √ √ √ √ √
Under Current Protection √ √ √ √ √
Phase Reversal Protection √ √ √ √ √
Unbalance Protection √ √ √ √ √
Locked Rotor Protection √ √ √ X X
Short Circuit Protection √ √ √ X X
Earth Fault Protection √ √ √ X X
Current Display √ √ √ √ X
Detail Fault Annunciations √ √ √ X X
Inverse Time Characteristic √ √ √ √ √
Definite Time Characteristic √ √ X X X
Rs 485 Communication √ X X X X
4 to20 mA O/P (Optional) √ √ √ √ X
Separate Under Current
X √ X X X
Relay
A Technology Driven Company
www.advancedmicrotech.co.in

8. Ordering Information
___________ _____
Mounting Type Model _____ _________
Range Aux. Supply ____________
IT Characteristics
TUA 110VAC 2C
Door : -- 1-10 230VAC
Split : S 7-20 415VAC
5C
DIN Rail : D 24 VDC 10C
EC 15C
240VDC
DXA 20C
DXC
EXC
0.25-5
4 – 61
40-500
400-1200
Note : For Model TUA specify, Timer / Change Over Relay
© Advanced Microtech 2012
A Technology Driven Company
Dev Chamber 2nd Floor,
Near Vasant Cinema,
Cinema Road,
Surat-395003.Gujarat INDIA
Tel : +91 261 2427320
Fax : +91 261 2411283
e-mail : amtpower@gmail.com
www.advancedmicrotech.co.in

9. Next Generation Solution of Motor Management
“intelligent . Motor & poWer Manager : i.MWM”
Monitor
Save Display
Analyze Control
Protect
A Technology Driven Company
www.advancedmicrotech.co.in

10. Next Generation intelligent Motor Control Centre : i.MCC
With
intelligent . Motor & poWer Manager : i.MWM
Ideal Solution for : Reduce Feeder Size
Accurate Protection
Data Logging
Event Logging
i.MWM Power Management
A Technology Driven Company
www.advancedmicrotech.co.in

11. Feature : i.MWM
A ) Monitoring:
•Three Phase Current (A)
•Three Phase Voltage (V)
•Three Phase Power Factor (Φ)
• Three Phase Active Power (KW)
• Three Phase Active Power Consumption (KWh)
• Operating Hours (Hrs)
• Start Counter (Nos.)
• Trip Counter (Nos,)
B) Protections :
• Over Voltage (Settable)
• Over Current (Inverse / Definite Time)
• Single Phase Protection (Voltage & Current)
• Under Current Protection (Settable Definite Time)
• Phase Reversal Protection (Enable / Disable)
• Current Unbalance Protection
• Locked Rotor / Stall Protection (Settable Value)
• Short Circuit Protection
• Earth Fault Protection
A Technology Driven Company
www.advancedmicrotech.co.in

12. Technical Specification : i.MWM
Auxiliary Supply : 110 VAC/230VAC/415VAC
Frequency : 50 / 60 Hz
Trip Time Delay : 2 Sec. to 30 Sec. ±0.05 Sec.
Digital Input (DI) : 4 Nos.
Digital Output (DO) : 3 Nos. Control Output Relay
Output Contact Rating Continues 3A/230VAC/Resistive Load
:
Wire Conductor Size : One Sq. mm With Lugs
Temperature : 0’ C to 50’C
Humidity : Up to 95 % R.H.
Enclosure : ABS Molded Enclosure
Weight : Appox. 625 gms.
Dimension : CT Unit : 90 X 121.5 X 66 mm (W X D X H)
Plate / DIN Rail Mounting
Display & Keyboard : 16 Character X 2 Line LCD Display. 4 Keys.
Display Resolution : 0.01 A in 0.25 to 5 A, 0.1 A in 4 to 61 A, &
1 A in
40 to 500 A.
Operation Through feather touch key.
Communication: RS 485. Protocol MODBUS.
A Technology Driven Company
www.advancedmicrotech.co.in

13. Dimension of i.MWM
0.25 to 5 Amp
40 to 500 Amp
&
400 t0 1200Amp
4 to 61 Amp
121.5
A Technology Driven Company
Dev Chamber 2nd Floor,
Near Vasant Cinema,
Cinema Road,
Surat-395003.Gujarat INDIA
Tel : +91 261 2427320
Fax : +91 261 2411283
e-mail : amtpower@gmail.com
www.advancedmicrotech.co.in

14. Networking of i.MWM on PC
Data
Converter
Networking of i.MWM with HMI
A Technology Driven Company
Dev Chamber 2nd Floor,
Near Vasant Cinema,
Cinema Road,
Surat-395003.Gujarat INDIA
Tel : +91 261 2427320
Fax : +91 261 2411283
e-mail : amtpower@gmail.com
www.advancedmicrotech.co.in

15. Main Manu of Motor SCADA
• Dynamic Feeder Mimic
• Showing History Trend
• Settings Set Parameters
• Viewing Status
• Recording Data Logging
• Scrolling Current / Status
• Display Current/Voltage
• Screening Panel/Plant
A Technology Driven Company
www.advancedmicrotech.co.in

16. Data Logging in Motor SCADA
• Data presentation in tabular format
• Event recording with Date & Time
• Hourly, Daily Weekly, Monthly data display
• Facility To print Graphs (optional)
• Data Logging with time interval
A Technology Driven Company
www.advancedmicrotech.co.in

17. Alarm History of Motor SCADA
• Provides Alarm History
• Monitoring Alarms with
tabular format
• Indicates Cause of Trip
• Provides each alarm with
Date and Time
• Event recording
• Historical data ware housing
A Technology Driven Company
www.advancedmicrotech.co.in

18. Dynamic Feeder Mimic for Motor SCADA
•Dynamic Process Mimic
•Indicate running status of motor
• Indicate Current per phase
• Indicate Voltage per phase
• Indicate KW, KWH
•Indicate Power Factor
•Indicate Frequency
•Indicate Harmonics
• Indicate status Star/Delta Starter
A Technology Driven Company
www.advancedmicrotech.co.in

19. Current Trend of Motor SCADA
•Dynamic Graphical Trend
•Graphical History Trend
•Hourly, Daily Weekly, Monthly Graph trend
•Guides the loading patterns
•Guides Power factor correction
•Facility To print Graphs (optional)
A Technology Driven Company
www.advancedmicrotech.co.in

20. STATUS display of Motor SCADA
•Dynamic Status Mimic
•Indicate different status with separate color (easy )
•Status of ON/OFF
•Status of Local/Remote
•Status of Trip/Healthy
•Status of STAR/DELTA
•Status of Safety Interlock Indicates Cause of Trip
A Technology Driven Company
Dev Chamber 2nd Floor,
Near Vasant Cinema,
Cinema Road,
Surat-395003.Gujarat INDIA
Tel : +91 261 2427320
Fax : +91 261 2411283
e-mail : amtpower@gmail.com
www.advancedmicrotech.co.in