According to NEC Section 310

question 45

Multiple Choice

According to NEC Section 310.15(B) (7) in the NEC, the minimum conductor size for a 300 ampere residential service entrance is _________ CU or _________ AL.

• A) 2 AWG; 1/0 AWG
• B) 2/0 AWG; 4/0 AWG
• C) 250 kcmil ; 350 kcmil
• D) 400 kcmil ; 600 kcmil

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