Over-pressure and Under-pressure Valve RMG 937-P

Over-pressure and Under-pressure Valves

Pipe Sizes	DN50 2"
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	Over-pressure +2.5 mbar to +50 mbar Under-pressure -3 mbar to -50 mbar
Protection System	End-of-line deflagration and continuousburning flame arrester
Approval	EC-type examination certificate based upon Directive 94/9/EG, according to ATEX 95 and EN 12874, EN 13463-1 and EN 13463-5
Protection	Gas/air or steam/air mixtures of the following explosion groups:
	– I (methane) NSW ≥ 1.14 mm
	– IIA (D) NSW ≥ 0.90 mm

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