Gas relief valve 3VSS1

for compressed airstainless steelstainless steel

AISI 316Lrelief valve for inlet pressure up to 200 bar (2900 psi) in the standard version. Inlet and outlet connections: G3/4-M; G1-M; 3/4”NPT-M; 1”NPT-M. Alternative threads or EN/ASME flanges available on request. The relief valve opens when the inlet pressure increases above the set point initially regulated by the adjusting screw and it closes when the pressure goes down under the set point. Available the ATEX 2014/34/EU version. Brand CE ExII2GcIICTX, CE ExII2DcIIICTX. For use in potentially explosive atmospheres zones: 1, 21, 2, 22 (not applicable in mines and zone 0). Relief pressure pressure is controlled by a piston. The product complies with the directive 2014/68/EU PED IN/OUT Connection G 3/4”-M | G 1”-M | 3/4"NPT-M | 1”NPT-M | UNI EN 1092-1 | ASME B16.5 Working Temperature - -4+140 °F standard | from -76 up to +608 °F on request Maximum Allowable Pressure (PS) Standard 330 bar CV (CEI EN 60534-2) - 1,85 US gal/min Plug Leakage Class “A” class (UNI EN 12266-1) Certifications PED 2014/68/UE | ATEX 2014/34/UE | EAC TR CU 010 | EAC Ex TR CU 012 Seals Material EPDM | FPM | FVMQ | FFKM Accesories - Wall mounting bracket Spare Parts Kit - O-rings | assembled plug