Circuit Breaker Testing & Usage

Discussion in 'Electronics Resources' started by majid_khan, Oct 20, 2011.

  1. majid_khan

    Thread Starter New Member

    Oct 20, 2011
    A circuit breaker is tested according to IEC Specification of 40kA Short Circuit Current Test and passed the test.
    How many times in his life that circuit breaker will withstand short circuit conditions before being damaged, is their any approximate limit?