NFPA 70 Phase Conductor Coloring Requirements

Why is this wrong?

  • 1. According to NFPA 70, 480/277V phase conductors are required to be colored as follows: A-brown, B-orange, C-yellow.
    Your Answer: True
    Correct Answer: False
    Help: NFPA 70-2017 Article 210.5(C)(1)(a)
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Look up that article in the National Electrical Code book. The Code book does not specify phasing colors. Only neutral and ground conductors.

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