Part III of Art. 553 of the 2017 National Electrical Code (NEC) provides the requirements for grounding buildings that float. Part III begins by requiring that all electrical and non-electrical parts ...
A. Equipment grounding conductors of the wire type must be sized not smaller than shown in Table 250.122, based on the rating of the circuit overcurrent device; however, the circuit equipment ...
When you upgrade wiring, swap out an aging panel, or add new circuits, inspectors are not just glancing at the work and ...
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 ...