Factory Mutual Approved
 
The Cla-Val Model 2050B-4KG1 Globe/ 2050B-4KG1 Fire Pump Angle Pressure Relief Valve is designed to automatically relieve excess pressure in fire protection pumping systems. Pilot controlled, it maintains constant system pressure at the pump discharge within very close limits as demands change. 
 
Pressure Ratings Class 150# Flanged
250 PSI Maximum Inlet Pressure
20-200 PSI Adjustable Set Relief Pressure Range
 
Pressure Rating Class 300# Flanged
300 PSI Maximum Inlet Pressure 
100-300 PSI Adjustable Set Relief Pressure Range