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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.
Download Technical Bulletin
![]()
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.



