This valves using for the preventing damages which cause from the pressure in fire pump systems. Generally fire protection systems use the diesel pumps and electrical motors. In that systems relief valves are preferred.


In diesel or electrical fire pumps, prevent the pressure damages.

Connection Type:
Threaded and Flanged

Input and Outpu Pressure:
Input Pressure: 175psi – Output adjust pressure: 30-165psi
Input Pressure: 300psi – Output adjust pressure: 30-165psi

Maximum Working pressure

2” – 2 ½” Threaded
2” – 10” Flanged

Material Features:
– Body and Cover: ASTM A 536 Nodular cast iron
– Valves: Bronze Surface covered with Teflon, Stainless steel Trim Set
– Pilot control valve and system: Bronze ASTM B62 and Stainless steel 303 inner parts

Application areas:

In systems which has diesel or electrical high pressure fire fighting pumps.

– FM Approved
– UL Listed
– ULc Listed

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