Pilot to Close Check valve

Pilot-to-close check cartridge valves (CC)are Spring biased closed. A summary of the uses of Pilot-to-close check cartridge valves (CC) valves:

  • Most often used in regeneration circuits
  • Allows flow from port 1 to port 2
  • Blocks flow from port 1 to port 2 when pressure is applied on port 3
  • Blocks reverse flow from port 2 to port 1

Specifications of Pilot-to-close check valves (CC):

  • Pilot ratio of 1:8:1, allowing pressure at pilot port to oppose pressure at port 1 at a ratio of 1:8:1
  • Pressure ay port 1 directly opposes pilot pressure
  • Valve closes when equal pressure at all ports is detected

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