Article 200 provides the requirements for using and identifying grounded conductors. But because the term “grounded conductor” is used throughout the NEC, Art. 200 doesn’t define it. Article 200 ...

The 2026 National Electrical Code clarifies rules for 10 amp branch circuits, conductor sizes and permitted uses for LED ...

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 ...

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 ...

Grounded conductors must meet certain requirements. Grounded conductors must meet certain requirements. It helps to remember that they are, as the name suggest, a type of conductor. From this fact, ...