A. Bonding of electrical equipment is covered by Sec. 250.4(A)(2), (3), and (4). Metal parts of electrical equipment are grounded to reduce arcing within the buildings/structures from induced voltage ...
Electrical work rarely happens in isolation. Once you open walls, touch a service panel, or replace aging components, you can cross a line where the law stops treating the job as a simple repair and ...
(5) Machine screws that engage at least two threads or are secured with a nut (6) Self-tapping machine screws that engage at least two threads (7) Connections that are part of a listed assembly (8) ...