P642 - 2 Winding Transformer Management Relay
- Comprehensive suite of main and back-up protection for 2 winding applications
- High and low impedance restricted earth fault (REF), Fast reset (less than 1 cycle) circuit breaker failure element
- Integral asset management capability: transformer thermal overload (IEEE Standard C57.91), loss of life (LOL) and through fault monitoring
- IEC 61850/DNP 3.0 redundant Ethernet, supporting self-healing ring, RSTP, dual homing, PRP or HSR