Category :

Earth Fault Relay



  • True RMS Measurement with SPARC1 and DCOI2 Algorithm
  • Fundamental Signal Detection3
  • Real Time Display of Earth Fault in
  • Fault / lo-set & hi-set Trip LED Indication
  • Fault Start Event Recording &
  • LED Indication + Output4
  • Pre-Alarm LED Indication + Output4
  • Trip Event Memory
    (non-volatile 7 previous records)
  • Fault Start Event Memory
    (non-volatile 4 previous records)
  • Selectable Frequency (50/60 Hz)
  • Programmable Relay Output Contact for K2
  • Last Trip Elapsed Time (up to 99days)
  • Software Lock to Prevent Unauthorized Setting
  • Complies with IEC-60255-26/27; BS EN 50121-5 Standards
  • ANSI Code: 50N, 51N
  • External Plug-in Module for :-
    A-01s/A-01sp (RS-485 MODBUS RTU) isolated type
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    Delab Scientific Sdn Bhd was established in 1998, a leading supplier of digital and micro-processor based protection relays, power factor controllers, digital power monitoring meters, voltage monitoring relays and Timers.

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