Arc-fault circuit interrupter: Difference between revisions

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4. This option does have a single manufacturer who has a solution on the market. This option includes a listed outlet branch-circuit-type AFCI that is installed on the branch circuit at the fist outlet in combination with a listed branch-circuit overcurrent protective device when the following 4 conditions are met:
a. The "Home Run" circuit must be continuous from the the branch circuit overcurrent device to the OBC AFCI.
b. Maximum length for a 14 AWG conductor is 50 ft and the maximum length for a 12 AWG conductor is 70ft.
c. the first outlet box has to be marked as such