Double Interlock Pre-action, Electric Release System Bermad FP 400E-7BM

Double Interlock, Pre-action, Electric Release System ,Bermad, FP 400E-7BMThe BERMAD Model FP 400E-7BM Double Interlock Pre-Action, Electric-Electric Release System is suitable for use in systems requiring that water be kept out of the sprinkler piping until an electric detecting device and a sprinkler have both been activated. Electric double interlock systems include automatic sprinklers attached to a dry sprinkler piping system, along with a supplementary electric detection system and an electric Supervised System of low air pressure in the system piping. The Double Interlock Pre-Action System admits water into the sprinkler piping only when both the detection device and the supervised systems simultaneously signal the control panel to trigger the solenoid valve. An anti-flooding feature is provided by utilizing an in-line check valve, which creates an intermediate vented chamber using a Normally Open drip-check.

Features:

  • Latch open – Closes only upon local reset
  • Factory pre-assembled trim – Out of box quality
  • In-line serviceable – Minimal down time
  • In-line Check Valve – intermediate vented chamber- Anti flooding

Typical Applications

  • Computer & Electronics Rooms
  • Libraries, Museums & Archives
  • Telecommunications equipment
  • Cable spreading rooms
  • Oil-filled-transformer rooms

Operation
The BERMAD Model FP 400E–7BM Double Interlock Pre-action, Electric-Electric Release System admits water into the sprinkler piping only when both the detection and the supervised systems simultaneously signal the control panel to trigger the solenoid.

Locally Operated, Monitor Valve, Bermad, FP 405-11

Bermad,400 Series,Hydraulic Control Valves,Hydraulic,Control,Valves FP 400E-7BM Data Sheet

Bermad,400 Series,Hydraulic Control Valves,Hydraulic,Control,Valves

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