Fill in the blanks with the appropriate answer. When identifying branch circuit conductors (6 AWG or smaller) of direct-current systems that are more than 50V, the ungrounded positive conductor shall be identified by a red outer finish, a continuous red stripe the entire length (on insulation color other than green, white, gray or black), or __________________. The ungrounded negative conductor shall be identified by a black outer finish, a continuous black stripe the entire length (on ...

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