Print Back
Features:
  • Temperature Range: -40°F/300°F, -40°C/149°C
  • Designed primarily for use on liquid receiver applications above the liquid refrigerant level (it is recommended that the factory be consulted before the valves are used on other applications)
  • Satisfy ASHRAE Standard 15 code requirements for a refrigerant vessel safety device (Application information can also be found in ASHRAE Guide and Data Book)
  • Comply with ASME code for unfired pressure vessels
  • Discharge rates are certified by National Board of Boiler & Pressure Vessel Inspectors
  • Designed for maximum discharge capacities
  • Conforms to Pressure Equipment Directive 2014/68/EU, CRN, Compatible with all CFC, HCFC and HFC refrigerants and oils
  • CRN 0G0314.9C
  • SAFETYMASTER® Pressure Relief Valves - Atmospheric - NPTFE Inlet
    SAFETYMASTER® Pressure Relief Valves - Atmospheric - NPTFE Inlet - Dimensions
    Unit of Measure
    1 

    Item #

    Connection Size

    End Type

    Weight

    Operating Pressure [Max]

    A 18774 N/A 1/8 in N/A NPTFE N/A N/A 700 psi
    B 33755 N/A 1/4 in N/A NPTFE N/A 0.14 kg0.30 lb N/A 700 psi
    Unit of Measure
    1