Please note: All interim revisions for this edition available at time of your purchase will be included.

1 Scope
1.1 These requirements cover surface raceways and fittings for use with Class 2 data, signal, control circuits, and optical fiber cable. These raceway systems are intended for mechanical protection and routing of circuits. They are not intended for applications which require the use of a raceway in accordance with the National Electrical Code, NFPA 70.
1.2 These requirements do not apply to cable trays, wireways, or metal or nonmetallic raceways that are intended for use on Class 1 circuits.
1.3 These requirements do not apply to the conductors, connectors, or similar items that are used as part of the circuit.