under-voltage monitoring relay / over-voltage / phase sequence / phase loss
SM 175

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under-voltage monitoring relay under-voltage monitoring relay - SM 175


  • Measured/monitored value:

    under-voltage, over-voltage, phase sequence, phase loss, phase unbalance

  • Other characteristics:

    DIN rail

  • Trigger voltage:

    Max.: 480 V

    Min.: 208 V


The SM 175, which is manufactured by GIC, is a voltage monitoring device that is suitable to use in controlling the sequence of three phases, and its supply voltage. The unit has a compact design, and has a modifiable time delay function. The unit has multi-voltage features that ranges from 3 x 208 V up to 3 x 48- V.