ProductsMonitoring Devices Voltage Monitoring

Voltage Monitoring

GIC offers a variety of voltage monitoring relays that are built for the sole purpose of protecting your equipment against the damaging effects of abnormal voltage conditions and fluctuations.


Voltage Monitoring Series SM 175

  • Compact 17.5 mm wide
  • Protects against Phase Loss, Phase Reversal & Phase Asymmetry
  • Multi-voltage from 3 x 208 to 3 x 480 V
  • Selectable Under voltage / Over voltage / Asymmetry levels
  • Selectable Under Voltage / Over Voltage & Asymmetry
  • LED indication for all faults & for change in settings during run time for better security
  • Adjustable time delay
  • 1 C/O configuration
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Thumb11 Supply monitoring Series SM 301

Voltage Monitoring Series SM 301

  • Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
  • No auxillary supply needed
  • Voltage sensing principle
  • 1 C/O & 2 C/O Configurations
  • Designed to meet Industrial and Agricultural segment applications
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Voltage Monitoring Series SM 500

  • Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
  • Can be configured for 3 Phase 4 Wire or 1 Phase system
  • Selectable Over/Under voltage trip level
  • Selectable Time Delay
  • LED indications for power and fault conditions
  • Voltage sensing principle
  • 1 C/O or 2 C/O Configuration
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Voltage Monitoring Series SM 501

  • Protects against Phase Loss, Phase Reversal and Phase-Phase Unbalance
  • Suitable for 3 Phase 3 Wire system
  • Selectable Under Voltage / Ovder Voltage Trip level
  • Selectable Time Delay
  • Models for Selectable Phase Asymmetry
  • LED indications for power and fault conditions
  • Voltage sensing principle
  • 1 C/O or 2 C/O configuration
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Three Phase Indicator

  • Compact 17.5 mm Wide
  • Available for Single, Two and Three Phase indications
  • Choice of four colours
  • LED technology for long life
  • Integrated front product labeling
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