NM Electrical Inspector (General) Practice Questions - New Mexico CID Electrical Inspector (General) Examination Exam

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According to NEC Table 310.16, what is the 75°C ampacity of 12 AWG copper, and what overcurrent rating does 240.4(D) normally permit?

20 amperes ampacity and 15-ampere overcurrent protection 25 amperes ampacity and 20-ampere overcurrent protection 30 amperes ampacity and 30-ampere overcurrent protection 20 amperes ampacity and 25-ampere overcurrent protection

Correct Answer:

25 amperes ampacity and 20-ampere overcurrent protection

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