Used on circuit breaker, part number hnd3800t33wh09s10 aboard 420 ft wagb coast guard vessels. shunt trip provides remote controlled tripping of the circuit breaker; shunt trip consists of an intermittent rated solenoid with a tripping plunger
Used on circuit breaker, part number hnd3800t33wh09u18 aboard 420 ft wagb coast guard vessels. undervoltage release mechanism monitors a voltage; typically a line voltage;