Pilot Operated Pressure Relief Valves - National Board of ...
Pressure - - - Similar to Back Pressure Regulator • Consistent Operation Regardless of Process Phase State • Set Pressures 15 to 1480 psig [1.03 To 102.1 barg] • Temperatures -65 to 550ºF [-54 To 286ºC] • Main Valve Tight to Set Pressure • Minimum Pilot Cracking Pressure: 95% of Set • Pilot Is Balanced Against Back Pressure.
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