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NOTE: This is an unformatted excerpt from our online fire protection training library.

NEC Requirements

Other NEC Requirements

Identification of Circuits

NEC Section 760-10 requires that all fire alarm system circuits "All" fire alarm system circuits means that terminal and junction boxes serving exposed wiring must be labeled as well as those serving wiring installed in raceway. This requirement is intended to avoid inadvertent disruption of fire alarm service during testing and servicing of other electrical circuits and equipment. be identified at terminal and junction boxes. This requirement is broad, but it is important. The marking may be as simple as a permanent sticker reading "Fire Alarm System Wiring" attached to each junction box.
NOTE: This is an unformatted excerpt from our online fire protection training library.

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