If the CB responded to clear ____________ overcurrent in the circuit, the high-magnitude overcurrent probably caused internal damage or at least caused an error in the calibration of the CB.
The CB should be treated as a ____________ ― a one-time device ― and replaced.
A) overload; fuse
B) fault; fuse
C) none of the answers
D) fuse; fault
Share your understanding of this question with the correct explanation.