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Three-phase voltage control relay. Four-wire connection

Реле контроля трёхфазного напряжения РКН-3-15-15
  • Overvoltage control at any phase from 240V to 298V (switch, 10 positions)
  • Undervoltage control at any phase from 162V to 220V (switch, 10 positions)
  • Control of alternation phases
  • Control of neutral break (indirect, at unbalance phase)
  • Operation delay from 0,1 to 10s


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