Article 404 of the NEC applies to switches of all types, although the Code doesn’t include a specific definition for a switch. However, six types of switches are defined in Art. 100, which gives us a ...
Article 406 covers the rating, type, and installation of receptacles and attachment plugs. It also covers flanged surface inlets [Sec. 406.1], as shown in Fig. 1. Fig. 1. The rating, type, and ...