Red Blue Green Electrical Wire

Canadian wiring is governed by the cec canadian electric code.

Red blue green electrical wire.

Non metallic or nm 120 volt and 240 volt electrical cable come in two main parts. In addition red wires are used to connect hardwired smoke detectors to the home s power system. Blue and yellow wires are sometimes used as hot wires and as travelers green wires and bare copper wires are ground wires and white and gray wires are neutral. White orange white blue red green they could have a means of identifying each of the 64 pairs of wire.

Canada ac power circuit wiring. Blue yellow violet and brown wires often act as the travelers to transfer power between the switches in 3 way and 4 way switch. The standard ground wire color is either bare copper or green. In 220 volt circuits red wires are the secondary live wires.

If the ceiling fan does not have a light then the red wire and the blue wire may be capped off using a wire nut. Always assume the red wire in those applications is live. The neutral is white the hot live or active single phase wires are black and red in the case of a second active. The color of the sheathing indicates recommended.

The protective ground is green or green with yellow stripe. Brown orange and yellow are used for 480 vac. In the standard wire color code the hot wire in a cable with two conductors plus ground is black and the extra hot wire in a three conductor set is red. The outer plastic sheathing or jacket and the inner color coded wires the sheathing binds the inner wires together and its outer markings indicate the number of wires and size of wire gauge within the sheathing.

However all electrical wires regardless of their function may carry an electrical current at some point and should be treated with equal caution. Like black wires they can also be used in some types of switch legs. Electrical cable and wire color markings. The usa have their own wiring colours for electrical circuits black red and blue are used for 208 vac three phase.

Australia also have a different wiring colour standard. The uk s new cable colours for plugs are now harmonise with europe s power cable colours for ac dc. So first they made it into 64 pairs of two wires each there were other advantages and then using 6 colors and having a second color for the second wire e g. According to standards in use since the mid 1900s a wire color code identifies the purpose of each wire in an electrical circuit.

The white wire is always neutral and when the cable has only two conductors as most 120 volt cables do the hot wire is black. Blue and yellow. Installing an outdoor ceiling fan wiring an the electrical wiring connections can be a little tricky especially when it comes to the red wire and the blue wire. Outdoor ceiling fan wiring.