What is the required minimum bending radius for PV source circuit conductors in conduit as per NEC 2017?

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Multiple choice — select the best answer

AAt least 12 times the diameter of the conductor
BAt least 3 times the diameter of the conductor
CAt least 8 times the diameter of the conductor
DAt least 5 times the diameter of the conductor

✓ Correct answer: C. At least 8 times the diameter of the conductor NEC 2017 specifies that the minimum bending radius for PV source circuit conductors in conduit should be at least 8 times the diameter of the conductors to prevent damage to insulation.

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What is the required minimum bending radius for PV source circuit conductors in conduit as per NEC 2017?

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