Voltage Monitoring Relay – SM501

Voltage Monitoring Relay – SM501

Voltage Monitoring Relay SM501

Key Features

  • Protects against Phase Loss, Phase Reversal & Phase Asymmetry
  • Suitable for 3 Phase 3 Wire system
  • Selectable Under Voltage / Over Voltage Trip level
  • Selectable Time Delay
  • Models for Selectable Phase Asymmetry
  • LED Indications for Power and Fault conditions
  • Voltage Sensing Principle
  • 2 C/O Configuration
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Available Variations

SKU Description Quantity Add to Cart
MB53BM415 VAC, UV / OV (110% Fixed) & SPP with Selectable Asymmetry (5% to 17%), 2 C/O
MG63BH220 VAC, UV / OV & SPP with Selectable ON Delay (0.5 to 15 sec), 2 C/O
MG53BF415 VAC, UV / OV & SPP with Selectable OFF Delay (0.5 to 15 sec), 2 C/O
MG53BH415 VAC, UV / OV & Single Phasing Preventor (SPP) with Selectable ON Delay (0.5 to 15 sec), 2 C/O
MG63BF220 VAC, UV / OV & SPP with Selectable OFF Delay (0.5 to 15 sec), 2 C/O
MG53BI415 VAC, UV / OV & Single Phasing Preventor (SPP) with 65 V Asymmetry, 2 C/O
MG53BO415 VAC, UV / OV & SPP with 3 min ON Delay & 5s OFF Delay, 2 C/O
MG53BQ415 VAC, UV / OV & SPP with 30 V Asymmetry, 3 Sec ON Delay, 2 C/O
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