Power Cord Wiring Diagram Colors
Green yellow stripe ground.
Power cord wiring diagram colors. The protective ground must be bare green or green yellow striped. A simple standard electrical circuit has a black or red hot wire that carries power from the power source to the device e g switch fixture outlet appliance a white neutral wire that carries the power back to the power source and a green or bare copper ground wire that connects the device to the home s grounding system. The color of the insulation tells you which wire is neutral because the national electrical code specifies that the neutral wire is always white. Standard wire colors for flexible cables extension cords power cords lamp cords black phases.
Black and red wires according to nec a black or red wire must be used as an ungrounded conductor or hot wire. One is silver one is brass and one is green. Hot active wires may be any other colors except these. 220 my compressor power cord has four wires.
However as per local practice the standard wiring color codes may be divided in two main categories. Iec dc power circuit wiring color codes us dc power. The white wire goes on the silver terminal the black wire on the brass one and the green wire on the green one. All of my welders have three wire power cords w three prongs.
White and gray neutral. Positive the wire for the positive current is red. Standard wire colors for fixed cables in on or behind the wall cables black red blue brown orange and yellow phases. Any other colors except these may be used for other power lines.
When wiring for dc power there are typically going to be either two or three wires. No wire with any of those colors can be used for establishing a ground or neutral connection. Use pliers to make a clockwise hook on the end of each wire. Green and bare conductor protective earth ground.
220 read more. The coloring is as follows. Green protective earth ground. Video of the day.
The code doesn t specify a color for the hot wire but by convention it s either black or red. If you use a computer power cord or other cord based on the international wiring color code. The us national electrical code for both ac and dc mandates that the grounded neutral conductor of a power system be white or grey. You ll see three terminal screws.
Negative the wire for the negative current is black. In fact any color wire except white gray or green may be used in conduit to carry ungrounded power.