At the branch-circuit level, the overload-overcurrent protection is normally ________.
The fuses or circuit breaker must provide some type of ________________ characteristic in terms of low-level overload to allow the in-rush current on motor start-up to pass through without tripping the protective device.
A) thermal; thermal
B) time-delay; time-delay
C) thermal; time-delay
D) time-delay; thermal
Show Answer
Answer:C
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