RMS 1S23
RMS 1S23

RMS 1S23
Arc Fault Relay

RMS 1S23 is a din rail or panel mount single zone arc fault relay for the protection of metal clad switchgear.

  • Compact, simple, rugged and economic design
  • Simple wiring and DIN rail mounting
  • Interface for one or two 1S30 arc fault sensors
  • High speed arc fault tripping output to interface with protection relay status inputs
  • Apply to initiate IEC61850 GOOSE messaging of arc fault events
  • Continuous arc fault sensor supervision
  • Arc fault pick up and supervision healthy indication
  • 24, 32, 48, 110 and 125V DC auxiliary versions