Description
The Groth Model 7658A Deflagration & Detonation Flame Arrester inhibits flame propagation in gas piping systems. The design of the Model 7658A Flame Arrester makes it ideal to protect liquid storage tanks containing NEC Group D (IEC Class IIA) gases with a Maximum Experimental Safe Gap (MESG) equal to or greater than 0.90 mm.
Product Features
- Sizes 2″x5″ through 6″x12″
- Vertical or horizontal installation
- In-line or end-of-line deflagrations
- Unstable detonations
- Pre-ignition system pressure up to 15.7 psia (1.08 bara)
- Pre-ignition system temperatures -4 to 140°F (-20 to 60°C)
- Burn Time tBT 10 minutes
- Bi-directional with respect to flow and ignition source
- Standard materials of construction are carbon steel or stainless steel
- Stainless Steel element is standard
- Low pressure drop with multiple element sizes available for each flange size
- Certified to ATEX Directive in compliance with EN ISO 16852:2010
- Certificate #: IBExU12ATEX2160 X
- Certified to USCG per 33 CFR Part 154 App. A Type II
- Certificate #: CSA LO 4000-5704
- Thermocouple is required for flame detection per the ATEX & USCG codes
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