When the breaker is to be tripped, the capacitors are rapidly discharged through the shunt trip coil. Circuitry is provided to recharge the capacitors and pulse the shunt trip coil about once every five seconds as long as a trip condition exists.
|Title||:||Circuit Breaker Development and Application|
|Author||:||D. A. Paice, A. B. Shimp, R. P. Putkovich|