Model 937E

Model 937E



Pipe Sizes : 

DN50, DN80, DN100, DN150, DN200, DN250
2", 3", 4", 6", 8", 10"

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
Underpressure 2.5 mbar to 50 mbar

Protection System : 

Endofline deflagration arrester

Approval : 

ECtype 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
– IIB3 (C) NSW ≥ 0.65 mm



: BS&B
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