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

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A 75 kVA, 480–208Y/120-volt, three-phase transformer is protected on the primary only. Using NEC Table 450.3(B), what is the maximum standard primary overcurrent device the inspector may accept?

90 amperes 100 amperes 125 amperes 200 amperes

Correct Answer:

125 amperes

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