Article 250 of the National Electrical Code (NEC) focuses on grounding and bonding. This Code Article is divided into 10 separate parts — each identified by a Roman numeral. Because of the terminology ...

Simply connecting the green power ground to the appropriate terminal at the sign, outline lighting, or skeleton lighting isn’t sufficient. In addition, you must ensure all the metal equipment of these ...

Ask an electrician which way a receptacle, aka outlet, should be installed: “Ground up or down?” Typically, the answer is “both are fine,” though most of us have a preference. The National Electrical ...

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 ...

Arc flash and other electrical hazards can have a devastating impact on workers. Not only can electrical hazards cause fatalities, they can cause disabling, debilitating injuries that can cost up to ...

Few topics in the industry elicit as much controversy as grounding. Poor grounding practices cause ongoing equipment problems in a facility, whereas proper deployment ensures reliable and productive ...

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 ...