Smart Process & Control LTD

Voltage Sensing Relay MG21DH

SKU: MG21DH

£30.09

Product Features: 

  • Supply Voltage 208 - 480 VAC, (3 Phase 3 Wire)
  • Supply Variation - 12% to +10%
  • Frequency 50/60 Hz
  • Power Consumption (Max) 3.5 VA
  • Settable Nominal Voltage 208 - 220 - 380 - 400 - 415 - 440 - 480 VAC
  • Trip Levels Phase Loss Yes
  • Trip Levels Phase Sequence Yes
  • Trip Levels Phase Asymmetry 10% Fixed
  • Trip Levels Under Voltage (-5% to -25%)
  • Trip Levels over Voltage (+5% to +25%)
  • Time On Delay 5 s
  • Delay Trip Time (OFF Delay) 0.5 to 15 s (selectable)
  • Output - Relay Output 1C/O
  • Output Contact Rating 5A @ 250 VAC / 30 VDC (Resistive)
  • LED Indication DC - 13 Red LED: Supply healthy - Continuous ON, Phase Reserve - Flashing
  • LED Indication UV - Red LED: Under Voltage  - Continuous ON
  • LED Indication OV - Red LED: Over Voltage - Continuous ON
  • LED Indication Asymmetry - Continuous ON
  • LED Indication All LED's - Phase Fail - Continuous OFF, Blinking - Pot changed during running conditions
  • Operating Temperature -15deg to +60deg
  • Storage temperature -20deg to 70deg
  • Enclosure Flame Retardant UL 94-VO
  • Dimension (W x H x D) (in mm) 18 X 90 X 59
  • Weight (unpacked) 70g
  • Mounting Base / Din rail

MG21DH is a 3 phase 3 wire voltage monitoring relay. It is a compact 17.5 mm wide DIN rail housing device with LED Indication for all faults and for change in settings. Has buit in adjustable Time Delay and Selectable Under Voltage / Over Voltage & Asymmetry.

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