No secondary overcurrent protection is required for certain transformers 1000 volts, nominal, or less with currents of at least 9 amperes and a maximum primary overcurrent protection of ____.
A) 75%
B) 100%
C) 125%
D) 150%
Correct Answer:
Verified
Q2: Ground-fault protection that functions to open the
Q3: Where the ungrounded supply conductors are larger
Q4: According to the NEC , live parts
Q5: The alternating current phase arrangement on 3-phase
Q6: Vertical wiring clearances apply to _.
A) commercial
Q8: The connection between the grounded circuit conductor
Q9: Where rear access is required to work
Q10: According to the NEC , where a
Q11: Equipment rated _ amperes (or more) and
Q12: Overcurrent protection for transformers over _ volts,
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