Features & Benefits
  • Protect system against over-pressure; 
  • Set pressure up to 450bar; 
  • Cat.4 safety valve according to PED 2014/68/EU; 
  • Can be used for various applications such as Hydrogen Refuelling Station; gas mixing/ distribution; pressure test rigs; marine industries; off-shore/ aggressive environments; compressor regulation; Air, O2, CH4 compressor, etc.

Medium: H2, air, N2, O2, Ar, CH4, C2H2, CO2, N2O, etc.

Maximum inlet pressure: 4590bar

Set pressure range: 8...450bar

O-ring: NBR, EPDM, FPM

Leakage: 

  • internal <1*10^-3mbar*l/s
  • external <1*10^-4mbar*l/s

Weight: 1.2kg

Ambient/Fluid temperature: 

  • NBR: -20...+50degC
  • EPDM: -40...+99degC

Seat diameter: 5mm

Material:

  • body: brass, stainless steel
  • valve insert: PCTFE, Peek or stainless steel
  • Seat: stainless steel, PTFE, Nitrile, FPM, EPDM