TCS relay 7PA30-SIEMENS

Functional description for TCS relay 7PA30   RELAY 7PA30*2-1AA00 The 7PA30 relay is designed to supervise the trip circuit for one trip coil of a circuit breaker. The trip circuit wiring is supervised from the positive supply to the negative supply whilst the circuit breaker is open or closed.    FEATURES The 7PA30 relay monitors the […]