PRODUCTS
S43
Micro stainless steel AISI 316L relief valve, suitable for compressed air and gas.
Product
Minimum size relief valve.
Relief pressure up to 15 bar (217,5 psi).
Inlet and outlet connections:
G 1/4 – F,
G – 1/8 – 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. Upstream pressure set point is controlled by a rubber diaphragm.
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 1/4”-F | G 1/8”-F |
Working Temperature | -4+140 °F standard | From -76 up to +608 °F on request |
Maximum Allowable Pressure (PS) | 22,5 bar |
CV (CEI EN 60534-2) | 1,65 US gal/min |
Relief Pressure Ranges | 0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15 bar |
Weight | ~0,8 lb |
Plug Leakage Class | “A” class (UNI EN 12266-1) |
Certifications | PED 2014/68/UE | EAC TR CU 010 |
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 | assembled diaphragm |