Aluminium relief valves, suitable for compressed air and gas.


Relief valve for pressure up to 15 bar (217,5 psi).
Inlet and outlet connections:
220V2 1” 1/2 – F
220V2 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.
The product complies with the directive 2014/68/EU PED


Technical data

CompatibilityCompressed air | Tecnhical gases and their mixtures | Liquids | Oils
IN/OUT Connection1”1/2-F | 2”-F | UNI EN 1092-1 | ASME B16.5
Working Temperature-40+176 °F standard | From -76 up to +608 °F on request
Maximum Allowable Pressure (PS)30 bar
CV (CEI EN 60534-2)28,8 US gal/min
Relief Pressure Ranges0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15 bar
Weight~17,5 lb
Plug Leakage Class“A” class (UNI EN 1226-1)
Internals and Body MaterialPED 2014/68/UE | ATEX 2014/34/UE | EAC TR CU 010 | EAC Ex TR CU 012 | EAC TR CU 032
Seals MaterialAluminium | stainless steel
Seals MaterialEPDM FDA | FPM
AccesoriesWall mounting bracket
Spare Parts KitO-rings | assembled plug

Technical design