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Measuring and Control Instruments

Earth Leakage Relays and CBCT (ELR)

Earth Leakage Relays and CBCT (ELR)

The unit ELR consists essentially of 2 parts.

  • A) Basic Relay
  • B) Core Balance Current Transformer (CBCT)
  • Display: Digital 3 Digit, 7 segments bright LED. Available in both Din Rail and Panel models / Flush Mounting.
  • Test and Reset Function.
  • 230V AC, 50-60Hz, VA Burden 3VA
  • Leakage Current Range: 0.03, 0.1, 0.3, 0.5,10,20,30 Amps.

CBCT Sizes (I.D), 35mm, 70mm, 120mm, and 210mm