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, ...

The neutral will have raised ribs or other markings down the length of the insulation. The hot wire is always smooth. Examine the screw terminals on the new lamp socket. When wiring a lamp socket, the ...

When clients call you because operating problems on pieces of their 120V equipment cause them to suspect their facility's power supply, you have to decide where to start your investigation. Don't ...

Continuity of the neutral conductor of a multiwire branch circuit must not be interrupted by the removal of a wiring device [Sec. 300.13(B)]. So, splice the neutral wires, and run a pigtail to the ...

Wire color codes are essential for safely matching electrical wires to their correct terminals, reducing errors, and recalling existing wiring setups. Color coding is crucial for distinguishing ...