Reviewed by Larry Campbell Fact checked by Alexandra Kay Wire color codes play a vital role in ensuring safe and correct electrical connections. They help distinguish between hot, neutral, and ground ...

This article discusses many common misunderstandings about the function of the neutral wire and its relation to power problems. The subjects of dedicated lines, phase reversal, isolation transformers, ...

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 ...

Plugs where one blade is wider than the other can be annoying, but they'll also keep you a lot safer. Here's why they're like ...

According to IEEE/ANSI Standard C62.41-1991 (formerly IEEE Standard 587), Recommended Practice on Surge Voltages in Low-Voltage AC Power Circuits, the worst normal mode surge expected inside a ...