UFD34

Three-Phase Digital 4-Stage Frequency Relay with df/dt and dv/dt Control

27, 59, 81, df/dt, dv/dt

  • Three-phase Voltage, frequency relay for load shedding
  • Four Over / Under Frequency elements
  • Two Over / Under Voltage elements
  • Two df/dt elements
  • Up to 16 user programmable output relays
  • Event recording
  • Modbus Communication Protocol
  • UL / CSA listed

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