Mueller AD18540 SafetyMaster Relief Valve 3/4 NPTF x 7/8-14 UNF PRV 235PSI

Specifications

Mueller AD18540 SafetyMaster Relief Valve 3/4 NPTF x 7/8-14 UNF PRV 235PSI 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

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