Voltage Monitor Relay

Showing all 6 results

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  102A

  3-PHASEVOLT MONITOR he 102A series is a three-phase, auto-ranging, dual-range voltage monitor that protects 190–600 V ac, 50*/60 Hz motors regardless of size. This monitor provides a user selectable nominal voltage set point and will automatically select between the 200 V and 400 V range. A unique micro controller-based voltage and phase-sensing circuit constantly monitors… Read more »

  $285.94 Add to cart
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  250A

  3PH VOLTAGE MONITOR DescriptionThe 250A is a 3-phase, auto-ranging, dual-range voltage monitorthat protects 190–480 V ac, 50/60 Hz motors regardless of sizefrom low and high voltage, unbalance/single-phase, and reverse-phase. The product provides a user select able nominal voltageset point and the voltage monitor automatically selects betweenthe 200 V and 400 V range. The 250A also… Read more »

  $314.65 Add to cart
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  35040026

  3-PHASE VOLT MON/ 38   Description The 350 series is a heavy-duty voltage monitor. This product should be used when high current relays or dual contacts are required, or 480 V controls are used. Since the 350 series uses heavy-duty relays, it comes in fixed voltage range models rather than a dual auto-ranging version like… Read more »

  $304.62 Add to cart
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  460-575

  3-PHASE VOLT MON/ 47 Commonly used in Eastern Canada and on generator units that generate 600 V ac power. Description The 460 series is a three-phase voltage monitor that protects 190–480 V ac or 475–600 V ac, 50/60 Hz motors regardless of their size. This voltage monitor provides a user-selectable nominal voltage set point and… Read more »

  $146.25 Add to cart
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  DLMUBRAAA

  3-PH VOLTAGE MONITOR   Description The DLMU Series is a universal voltage, 3-phase voltage monitor. It continuously measures the voltage of each of the three phases with micro-controller accuracy and compares the value to preset trip points. It separately senses phase reversal and loss; over, under and unbalanced voltages; and over or under frequency. Protection… Read more »

  $282.20 Add to cart
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  PLS120A

  REVERSE PHASE RELAY 10A 120VAC PLS Series DescriptionThe PLS Series is a low cost phase sensitive control thatprovides an isolated contact closure when the proper A-B-Cphase sequence is applied. Protects sensitive 3-phaseequipment and equipment operators from reverse rotation.Designed to be compatible with motor overloads or other3-phase equipment protection devices. Protection for equipmentcontrol centers where frequent… Read more »

  $158.82 Add to cart