All circuit breakers, whether magnetic, thermal or thermal/magnetic, are required by the NE Code® to be __________ __________ — indicating that if the circuit breaker is switched on and into a fault overcurrent circuit condition, the latch switch will trip internally, even if the operator (or other person) holds the handle in the on position.
A) trip free
B) none of the answers
C) shot free
D) break free
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