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, ...

Wire color codes play a vital role in ensuring safe and correct electrical connections. They help distinguish between hot, neutral, and ground wires, which are identified by colors like black, red, ...

The terms neutral, ground, grounded, and grounding often get confused — sometimes with tragic consequences. So what is the difference? Let’s start with the neutral conductor. It’s not just another ...

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 ...

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 ...