Because the ___ cannot momentarily pass current in excess of its rating, it must be set to trip at a value higher than the locked-rotor current rating of the electric motor when magnetic circuit breaker installed

Because the __________ cannot momentarily pass current in excess of its rating, it must be set to trip at a value higher than the locked-rotor current rating of the electric motor when magnetic circuit breaker installed as the motor-circuit short-circuit/ground-fault protection.

A) circuit interrupter
B) magnetic circuit breaker
C) thermal/magnetic circuit breaker
D) thermal circuit breaker

Show Answer

Answer:B

Share your understanding of this question with the correct explanation.