LIDER [Phase Failure Relay][PFR ]

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  • For safe running of 3-phase equipments, special protection devices are required to keep a continuous watch on supply conditions.
  • The major cause of maximum 3-phase equipments burn-out is overloading which occurs due to unbalance supply or single
  • phasing. Phase failure occurs in case of loose connections, fuse blown-off or loss of phase from supply itself. Protection to 3
  • phase equipments against single phasing, reverse phasing or unbalance voltage supply is one of the major problems in electrical systems.
  • Our LIDER Single Phase Preventer with Auto Restart (AUTO SWITCH) gives these protections along with HIGH/LOW voltage tripping to ensure trouble free running of 3 Phase equipments and it auto starts the equipment with ON DELAY time of 30 secs.

  • Our LIDER Single Phase Preventer with Auto Restart (AUTO SWITCH) gives ON indication by LED after DELAY time of 30 secs under healthy voltage conditions and during phase failure, reverse phasing or phase unbalance (40V +-6 V, Fixed) indication becomes OFF.
  • Small device, Easy to install, Solid state PCB.
  • Automatically starts the motor, no need of operator.
  • Available options – 6 wires and 7 wires connection.
  • Transformer provided for better performance.
  • Prevents equipments from Single Phasing,
  • Reverse Phasing & Unbalance Supply.
  • No Separate Auxiliary Supply Required.
  • Auto Resetting Mode available.
  • Auto manual switch provided for bypass condition (optional).
  • Horsepower(HP)- suitable for any HP rating pumps.
  • Pre wired terminals for easy connection.
  • Product directly going from Manufacturer to Customers.

This Post Has One Comment

  1. Maecenas

    top-rated water Submersible pump Starter in India to fulfil the need of today’s residential and commercial properties

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