For motor branch-circuit fault protection, instantaneous-trip circuit breakers can only be used in a __________________ motor-starter assembly — a common enclosure that contains the instantaneous-trip circuit breaker high-level fault protection disconnecting means, a 3-pole fuseholder (for 3-phase AC motors) that will accept either TD fuses or NTD fuses, and an electromagnetic motor starter or other type of motor controller that provides running overload protection set at __________ % of the full-load current.
A) combination; 125
B) 125; combination
C) 125; 125
D) combination; combination
Show Answer
Answer:A
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