PRODUCTS
320V2
Stainless steel AISI 316 L relief valves, suitable for compressed air, gas and liquid.
Product
Relief valve for pressure up to 50 bar (725 psi).
Inlet and outlet connections:
320V2 1” 1/2 – F
320V2 2” – F
by flanges screwed to the body.
Flange connections EN or ASME 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.
Set point pressure is controlled by a piston.
Available the ATEX 2014/34/EU version
Brand CE ExII2GcIICTX, CE ExII2DcIIICTX.
For use in potentially explosive atmospheres zones: 1, 21, 2, 22 (not in mines and zone 0).
Available the EAC TP TC 032/2013 or EAC-EX TP TC 012/2011 versions for the Russian market.
The product complies with the directive 2014/68/EU PED

CHARACTERISTICS
Technical data
Compatibility | Compressed air | Tecnhical gases and their mixtures | Liquids | Oils |
---|---|
IN/OUT Connection | G 1”1/2-F | G 2”-F | 1”1/2NPT-F | 2”NPT-F | UNI EN 1092-1 | ASME B16.5 |
Working Temperature | -40+347 °F standard | From -76 up to +608 °F on request |
Maximum Allowable Pressure (PS) | 70 bar |
CV (CEI EN 60534-2) | 28,8 US gal/min |
Relief Pressure Ranges | 0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15 | 3 ÷ 30 | 5 ÷ 50 bar |
Weight | ~27,5 lb |
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 | EAC TR CU 032 |
Internals and Body Material | Stainless steel AISI 316L |
Seals Material | EPDM | FPM | FVMQ \ FFKM |
Accesories | Wall mounting bracket |
Spare Parts Kit | O-rings | assembled plug |