Code Q&A: Branch Circuit Voltage Limits

NEC requirements for multiple branch circuits

Q. What is the Code voltage limit for branch circuits?

Find the Answer

A.  In dwelling units, the voltage between conductors must not exceed 120V, nominal, when they supply the terminals of [210.6(A)]:

1) Luminaires

2)  Cord- and plug-connected loads of 1,440VA or less or less than ¼ hp

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