Numerical Voltage Protection Relay
Salient Features
- Two stage over voltage protection
- Two stage under voltage protection
- Two stage residual voltage protection
- Wide operating range of auxiliary input – 18 to 135V DC or 85 to 350V DC
- In built 10 min. time delay function used for Capacitor bank protection
- Protection function Enable/Disable function
- Voltage Input Monitoring
- User Programmable 6 Output contacts
- User Programmable 7 digital inputs
- User friendly settings and Indications
- Latest 999 fault events with 1 ms time stamp resolution
- IEC 60870-5-103 and/or MODBUS-RTU communication protocol
- Self Monitoring facility (Watchdog)
- Draw-out / Fixed type case