Model 935 Over Pressure Valve Flame Arrester

Model 935

Flame Arrester Model 935

Over Pressure Valve

Pipe Sizes DN50, DN80
2", 3"
Connection Standards ISO 7005 PN10
ANSI B16.5 – 150 RF
Materials Strip protection: Stainless Steel, Special Alloys
Valve insert: Stainless Steel, Special Alloys
Valve seat: Stainless Steel, Special Alloys
Body: Ductile iron, Stainless Steel
Set Pressure Overpressure +5 mbar to +50 mbar
Protection System End of line deflagration and continuous burning flame arrester
Approval EC type examination certificate based upon
Directive 94/9/EC, according to ATEX 95 and ISO 16852, EN 134631 and EN 134635
Protection Gas/air or steam/air mixtures of the following explosion groups:
– I (methane) NSW ≥ 1.14 mm
– IIA (D) NSW ≥ 0.90 mm