Voltage Control Relay – U1 D

Single-Phase Voltage Relays

  • Self-powered by the voltage to be monitored.
  • Visual indication of trip cause.
  • DIN rail mounting.
  • Minimum and maximum thresholds adjustable (two potentiometers).
  • Adjustable trip time delay. Instantaneous reset.
  • Protects equipment such as digital instruments or electrical equipment from voltage variations in the network.

Protection Functions

  • Overvoltage
  • Undervoltage
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