PRODUCTS

S22

Aluminium relief valves, suitable for compressed air and gas.

Product

Relief valve for pressure up to 15 bar (217,5 psi).
Inlet and outlet connections 1/4” – F, 3/8” – F, 3/4” – F and 1/2” – F.
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 rubber diaphragm.
The product complies with the directive 2014/68/EU PED

CHARACTERISTICS

Technical data

CompatibilityCompressed air | Tecnhical gases and their mixtures | Liquids | Oils
IN/OUT ConnectionG 1/4”-F | G 3/8”-F | G 1/2”-F | 1/2”NPT-F
Working Temperature-4+140 °F standard | Different temperature ranges on request
Maximum Allowable Pressure (PS)22,5 bar
CV (CEI EN 60534-2)0,8 US gal/min
Relief Pressure Ranges0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15 bar
Weight~1,3 lb
Plug Leakage Class“A” class (UNI EN 12266-1)
CertificationsPED 2014/68/UE | EAC TR CU 010
Internals and Body MaterialAluminum | Brass
Seals MaterialEPDM | FPM | FVMQ | FFKM
AccesoriesWall mounting bracket
Spare Parts KitO-rings | assembled plug | assembled diaphragm
TECHNICAL DESIGN

Technical design