Conductors for an appliance circuit supplying more than one appliance or appliance receptacle in an installation operating at less than 50V shall not be smaller than _____ AWG copper or equivalent.
a) 18
b) 14
c) 12
d) 10
See answer and applicable Code reference
The correct answer is: d) 10
Article 720 covers installations operating at less than 50V — both AC and DC. As noted in Sec. 720.4, "Conductors shall not be smaller than 12 AWG copper or equivalent. Conductors for appliance branch circuits supplying more than one appliance or appliance receptacle shall not be smaller than 10 AWG copper or equivalent."
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