ARTICLE 215-FEEDERS QUESTIONS
AND ANSWERS WITH SOLUTIONS
2024/25
The minimum feeder conductor ampacity shall be no less than the non-continuous load plus _____
percent of the continuous load, and not less than the maximum load after the application of adjustment
and correction factors. - ANSWER 125
Where a portion of a feeder is connected at both its supply and load ends to separately installed
pressure connections in accordance with 110.14(C)(2), it shall be permitted to have an allowable
ampacity _____ the sum of the continuous load plus the non-continuous load. - ANSWER not less than
Feeder conductors shall be permitted to be sized at _______________ of the continuous and non-
continuous load where a portion of the feeder is connected at both its supply and load ends to
separately installed pressure connections. - ANSWER 100 percent
Each feeder disconnect rated 1,000A or more and installed on solidly grounded wye electrical systems of
more than 150V to ground, but not exceeding _____ phase-to-phase, shall be provided with ground-fault
protection of equipment in accordance with 230.95. - ANSWER 600V
Where a premises wiring system contains feeders supplied from more than one nominal voltage system,
each ungrounded conductor of a feeder shall be identified by phase or line and system by _____, or
other approved means. - ANSWER color coding, marking tape, and tagging
Feeder grounded conductors that are not connected to an overcurrent device shall be permitted to be
sized at _____ percent of the continuous and non-continuous load. - ANSWER 100
AND ANSWERS WITH SOLUTIONS
2024/25
The minimum feeder conductor ampacity shall be no less than the non-continuous load plus _____
percent of the continuous load, and not less than the maximum load after the application of adjustment
and correction factors. - ANSWER 125
Where a portion of a feeder is connected at both its supply and load ends to separately installed
pressure connections in accordance with 110.14(C)(2), it shall be permitted to have an allowable
ampacity _____ the sum of the continuous load plus the non-continuous load. - ANSWER not less than
Feeder conductors shall be permitted to be sized at _______________ of the continuous and non-
continuous load where a portion of the feeder is connected at both its supply and load ends to
separately installed pressure connections. - ANSWER 100 percent
Each feeder disconnect rated 1,000A or more and installed on solidly grounded wye electrical systems of
more than 150V to ground, but not exceeding _____ phase-to-phase, shall be provided with ground-fault
protection of equipment in accordance with 230.95. - ANSWER 600V
Where a premises wiring system contains feeders supplied from more than one nominal voltage system,
each ungrounded conductor of a feeder shall be identified by phase or line and system by _____, or
other approved means. - ANSWER color coding, marking tape, and tagging
Feeder grounded conductors that are not connected to an overcurrent device shall be permitted to be
sized at _____ percent of the continuous and non-continuous load. - ANSWER 100
