What is the copper bar used for?

Copper bar plays the role of conveying current and connecting electrical equipment in the circuit, copper bar is also known as copper busbar or copper busbar, is made of copper material, the section of rectangular or chamfered rectangular long conductor, now generally use rounded copper bar, so as not to produce tip discharge, in the circuit plays the role of conveying current and connecting electrical equipment, copper bar in electrical equipment, Especially in complete sets of power distribution equipment has been widely used; Generally, the U, V, W phase bus bar and PE bus bar in the distribution cabinet all adopt copper bar. 

The copper bar is generally marked with color letters or painted with color paint in use. The U phase copper bar is painted with yellow, the V phase copper bar is painted with green, the W phase copper bar is painted with red, and the PE bus copper bar is painted with yellow and green.