368-Busways
I. General Requirements
368.1 Scope. This article covers service-entrance, feeder, and branch-circuit busways and associated fittings.
368.2 Definition.
Busway. A grounded metal enclosure containing factory-mounted, bare or insulated conductors, which are usually copper or aluminum bars, rods, or tubes.
FPN: For cablebus, refer to Article 370.