The enclosures for enclosed equipment generally follow the guidelines set forth in NEMA 250-2003 Enclosures for Electrical Equipment (1000 Volts Maximum) NEMA Standards Publication 250-2023. Enclosures are usually made from rigid plastics or such metals as steel, stainless steel, or aluminum. This section concentrates upon commonly used power distribution equipment: Panelboards, Switchboards, Low-Voltage Motor Control. All rights, including translation into other languages, reserved under the Universal Copyright Convention, the Berne Convention for the Protection of Literary and Artistic Works, and the International and Pan American copyright conventions. The information in this publication was considered. NEC Article 314 establishes requirements for the installation and use of electrical boxes, conduit bodies, fittings, and handhole enclosures. A conduit body is a removable-cover section of a conduit system that provides access at junctions or termination points. enclosures for indoor locations, Types 1, 2, 5, 12, 12K, and 13; b.
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