ProductsMonitoring Devices Frequency Monitoring

Frequency Monitoring

The Frequency Monitoring equipment manufactured by GIC helps monitor the frequencies of 3 signals. The easy to use and durable device monitors over/under frequency, and ensures orderly operation of the grid.


Thumb11 Frequency Monitoring Series PD 225

Frequency Monitoring Series PD 225

  • Wide Auxiliary Supply voltage Range: 110 - 240 VAC, 220 - 440 VAC
  • Models for Over Frequency and Under/Over Frequency Monitoring
  • Monitors frequency of three signals - Sine, Square & Triangular
  • Model for Frequency Limit Control: 5 Hz to 135 Hz
  • Wide Signal Input Voltage: 15 to 500 VAC
  • Adjustable Relay status in healthy or unhealthy condition using DIP switch "ET" (Energize to Trip) or "DT" (De-energize to trip.)
  • Ease of Frequency setting with simple Addition & Subtraction
  • LED indications for healthy, unhealthy & no signal conditions
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