The National Electrical Code (NEC ... or a bare or green copper equipment grounding wire in the box. With some basic testing, ...

Notice the grounding electrodes for making an electrical connection with ... conductors are connected to the neutral wire. In this case that box is the main breaker panel. In most breaker ...

When you think about it, not having a third-wire ground at all is the ultimate ground fault. A GFCI does not require an ...