Industry Information

Power cord color standard

2020-09-29

We often see that in the three-core plug wire in the power cord, the colors of the three wires are different. What is the function of the three wires? Is the American standard line the same as the national standard line?

 

L pole: It is connected to the live wire.

Commonly used core wire colors: black or brown (some companies call brown, brown), these two colors are commonly used in American and Japanese standards, and brown in European standards (brown, brown)

 power cord

N pole: connect to the neutral line.

Common core wire colors: white, red, light blue. These three colors are commonly used in American and Japanese standards, and light blue in European standards.

 

E pole: ground wire.

Commonly used core wire colors: green or yellow between green (in some companies called yellow between green or green and yellow, yellow-green), these two colors are commonly used in American, Japanese, and European regulations, and many companies use green between yellow.