Numerical Over Current And Earth Fault Protection Relay
Salient Features
- Software configurable 1A & 5A CT input
- Two stages over current and two stage Earth fault protection Relay
- IDMT characteristics - NI,VI, EI, LTI, 3s, 1.3s, 0.6s & DTL
- Latest 999 fault events with 1 ms time stamp resolution
- User friendly local HMI
- Hardware and software self-diagnosis
- NDR controlled earth fault protection
- Circuit breaker fail protection
- Trip circuit supervision
- Multi-shot Autoreclosure
- Cold load pick up
- 1 or 2 or 4 setting groups – auto or manual selection
- IEC 60870-5-103 and/or MODBUS-RTU communication protocol
- Inbuilt disturbance recorder
- User configurable 7 DI / 6 DO
- Draw-out / Fixed type case