ARTICLE 725. CLASS 1, CLASS 2, AND CLASS 3 REMOTE-CONTROL, SIGNALING, AND POWER-LIMITED CIRCUITS


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ARTICLE 725. CLASS 1, CLASS 2, AND CLASS 3 REMOTE-CONTROL, SIGNALING, AND POWER-LIMITED CIRCUITS
ARTICLE 725. CLASS 1, CLASS 2, AND CLASS 3 REMOTE-CONTROL, SIGNALING, AND POWER-LIMITED CIRCUITS725.1. Scope. Article 725 of the Code covers power-limited circuits and remote-control and signal circuits. A signal circuit is defined as any electrical circuit that supplies energy to an appliance or device that gives a visual and/or audible signal. Such circuits include those for doorbells, buzzers, code-calling systems, signal lights, annunciators, fire or smoke detection, fire or burglar alarm, and other detection indication or alarm devices.A "remote-control" circuit is any circuit that has as its load device the operating coil of a magnetic motor starter, …
Citation
Frederic P. Hartwell; Joseph F. McPartland; Brian J. McPartland: McGraw-Hill's National Electrical Code 2017 Handbook, 29th Edition. ARTICLE 725. CLASS 1, CLASS 2, AND CLASS 3 REMOTE-CONTROL, SIGNALING, AND POWER-LIMITED CIRCUITS, Chapter (McGraw-Hill Professional, 2017), AccessEngineering Export