Pilot Controlled Check Valve

CPG Pilot Controlled Check Valve Dealer and Distributor in Chennai. We are engaged in offering a comprehensive range of Products to the clients. You can avail these products in different specifications from us.

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Pilot Controlled Check Valves Dealer in Chennai:
These check valves allow flow in one direction and prevent flow in the reverse direction, until operated by pilot pressure to allow free reverse flow. The specified cracking pressure is required to open the valve to allow free flow direction.

Operation of internal drain and external drain types:
When the outlet side P1 is directly connected to the tank in reversed free flow (Fig. a), internal drain type is normally used. When the back pressure is applied to the outlet side P1 (Fig. b), be sure to use external drain type.

Minimum pilot pressure characteristics :
That depends on the pressure of inlet side in the reversed free flow. This value can be determined from the characteristics chart.