Question 13064 of 731 · Texas Journeyman Electrician Exam
A box has internal cable clamps, six 14 AWG insulated conductors, two 14 AWG equipment grounding conductors and a single-pole switch. What minimum volume does 314.16 require?
Exactly one answer is correct.
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Correct answer to question 13064
- D: 20.0 cu in
Explanation
The count is 6 conductors + 1 for the grounding conductors + 1 for the internal clamps + 2 for the switch yoke = 10, and 10 x 2.0 cu in = 20.0 cu in. Using the 12 AWG allowance of 2.25 gives 22.5 cu in.
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