Differential relays

01

ELR 20-30 | Type A

  • Sensitiveness programmable from 30mA to 3A
  • Function self-retriggering
  • 2 relay outputs
  • 1 isolated digital output RS485 Modbus/Jbus communications

02

ELR 21-31 | Type B

  • Sensitiveness programmable from 30mA to 3A
  • Function self-retriggering
  • 2 relay outputs
  • 1 isolated digital output RS485 Modbus/Jbus communications

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Date of last modification: 30 August 2017