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Flame Arrester Application Questionnaire

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Deflagration Flame Arresters are fire safety devices used to protect stored or process media from deflagrations. A deflagration flame arrester can be used on the top of a tank in certain conditions, as an in-line safety device where combustible gases are transported through low pressure pipe lines.

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Flame Arrester Application Questionnaire

  1. 1. FLAME ARRESTER APPLICATION QUESTIONNAIRE Definitions: Run-Up Length (L): pipe length on the unprotected side of the flame arrester (see diagram - tested with straight pipe) Run-Up Length Ratio (L/D): run-up length divided by pipe diameter The information below is required in order for us to help you choose the appropriate flame arrester model for your application.NEC Methane D C B A IEC IIA1 IIA IIB1 IIB2 IIB3 IIB IIC Pre-Ignition Pressure Pre-Ignition Temperature Maximum Pressure Drop Required Flow Max Allow Working Pressure Run-Up Length (L) Flange Size (D) L / D : OMER: Gas Group (circle one) L Groth in-line deflagration flame arresters must be installed at or within 10 pipe diameters of the source of ignition and are only approved for gas groups IIA1 / Methane, pre-ignition pressures at or below 15.7 psia, and pre-ignition temperatures at or below 140°F. Groth end-of-line deflagration flame arresters must be installed at or within 10 pipe diameters of the end of a vent pipe and are only approved for gas groups IIA / D, pre-ignition pressure at or below 14.7 psia (atmospheric), and pre-ignition temperatures at or below 140°F. Orientation (circle one) HorizontalVertical Location (circle one) In-Line End-of-Line 10/5/2011 PROCESSINSTALLATION Gas Group (choose one): NEC IEC q METHANE q IIA1 q D q IIA q C q IIB3 Operational Pressure ________________________ Operational Temperature ________________________ Maximum Pressure Drop ________________________ Required Flow ________________________ Run-Up Length (L) ________________________ Flange Size (D) ________________________ Run-Up Length Ratio (L/D) ________________________ Orientation (choose one): qVertical qHorizontal Mounting (choose one): qIn-Line qEnd-of-Line CUSTOMER: FOR ATEX APPLICATIONS: refer to ISO 16852, Section 7.4 Limits for use, for more information on the application limits of flame arresters. GROTH CORPORATION 130 N. Promenade Blvd. Stafford, TX  Ph (281) 2-800 | Fax (281) 2- sales@grothcorp.com | grothcorp.com THE NETHERLANDS Energieweg 20 2382 NJ Zoeterwoude-Rijndijk The Netherlands Ph +(31) 1 12221 | Fax +(31) 1 131 cdcnl@contdisc.com CHINA Room 10, Tower B, COFCO Plaza No. 8 JianGuoMenNei Avenue Beijing (10000), P.R. China Ph +(86) 10 22 88 | Fax +(86) 10 22 288 cdcchina@contdisc.com INDIA 23/P/1, Mahagujarat Industrial Estate, Moraiya, Sarkhej-Bavla Road, Ahmedabad (GJ) 382213 INDIA Ph +(1) 21 1 333 | Fax +(8) 10 22 288 gcmpl@contdisc.com www.grothcorp.com Continental Disc Corporation reserves the right to alter the information in this publication without notice. // © 2012 Groth Corporation Reproduction without written permission is prohibited. LIT1083 // 0812 CTi Controltech | San Ramon, CA USA | 925-208-4250 | www.cti-ct.com

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