Today’s power system depends on reliable circuit breaker operation. Proactively monitoring the connections and circuit continuity of the circuit breaker trip coil and lockout relay gives operators ...

An experienced protection and integration engineer can help determine the best configurable relay settings to provide maximum system protection and advanced functionality. Photo courtesy: Emerson ...

Relays usually are driven using optocouplers, which offer isolation between analog and digital grounds to ensure that switching currents in the relay coils do not affect the noise margin of the ...