A. When replacing receptacles, remember that arc-fault circuit-interrupter type and ground-fault circuit interrupter type receptacles must be installed at a readily accessible location [406.4(D)]. If ...

True or false? The NEC requires receptacles to be mounted with the neutral slot on the left. Keep your answer in mind as we take a closer look at Art. 406 ...

Ask an electrician which way a receptacle, aka outlet, should be installed: “Ground up or down?” Typically, the answer is ...

AN estimated 58 people lose their life each week as a result of electric shock. In an electrical system, the grounding system is the primary protection against electrical shock hazards. It provides a ...

A friend who was buying an older house was concerned about electrical safety and asked for my opinion as an electrical engineer. All of the AC receptacles (also called outlets) in the house were the ...