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NEC Code 230: Services Quiz Questions
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Question 1 of 10
1. Question
1 pointsAdditional services shall be permitted where the capacity requirements are in excess of _____ at a supply voltage of 600 volts or less
Correct
Please Refer: NEC Code 230.2(C)(1)
Incorrect
Please Refer: NEC Code 230.2(C)(1)
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Question 2 of 10
2. Question
1 pointsConductors run above the top level of a window shall have a vertical clearance not less than theĀ 3 feet:
Correct
Please Refer: NEC Code 230.9(A) Exp
Incorrect
Please Refer: NEC Code 230.9(A) Exp
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Question 3 of 10
3. Question
1 pointsService conductors shall be located within ____ horizontally of a balcony or other or similar platform from which a person could reach and touch them:
Correct
Please Refer: NEC Code 230.9(B)
Incorrect
Please Refer: NEC Code 230.9(B)
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Question 4 of 10
4. Question
1 pointsOverhead service conductors shall be installed beneath openings through which materials may be moved, such as openings in farm and commercial buildings
Correct
Please Refer: NEC Code 230.9(C)
Incorrect
Please Refer: NEC Code 230.9(C)
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Question 5 of 10
5. Question
1 pointsService Conductors and raceways installed as open conductors shall have a clearance of not less than 3 feet from the windows that are designed to open:
Correct
Please Refer: NEC Code 230.9(A)
Rule not applicable for Raceways
Incorrect
Please Refer: NEC Code 230.9(A)
Rule not applicable for Raceways
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Question 6 of 10
6. Question
1 pointsConductors shall be considered outside of a building when installed under not less than ____ of
concrete beneath a building or other structureCorrect
Please Refer: NEC Code 230.6(1)
Incorrect
Please Refer: NEC Code 230.6(1)
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Question 7 of 10
7. Question
1 pointsService conductors installed in conduit under _____ of earth beneath the building are also considered outside the building
Correct
Please Refer: NEC Code 230.6(4)
Incorrect
Please Refer: NEC Code 230.6(4)
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Question 8 of 10
8. Question
1 pointsGrounding Conductors and bonding jumpers shall not be installed in the same raceway containing service conductors:
Correct
Please Refer: NEC Code 230.7 Exp-1
Incorrect
Please Refer: NEC Code 230.7 Exp-1
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Question 9 of 10
9. Question
1 pointsAn electrical clearance of ___ shall be provided for service entrance conductors having a voltage rating not in excess of 600V nominal:
Correct
Please Refer: NEC Code 230.24(B)(1)
Incorrect
Please Refer: NEC Code 230.24(B)(1)
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Question 10 of 10
10. Question
1 pointsOne Service lateral or one set of underground service conductors supplying service equipment enclosures shall permit a maximum of ______ service disconnecting means:
Correct
Please Refer: NEC Code 230.71(A)
Incorrect
Please Refer: NEC Code 230.71(A)