Youll find black and red or orange wires connected to 220 volt appliances like electric water heaters well pumps and older electric ranges. Four conductor speaker wire usually has a black green red and white or yellow wire.
Details About 100 Feet Ea Thhn Thwn 2 8 Awg Gauge Red Black Green White Copper Building Wire
Red black green wire. Us color coding red is the 230v 50hz hot black. When a white wire is augmented with a red or black color marking this often indicates that it is being used as a hot wire rather than a neutral wire. The standard ground wire color is either bare copper or green. Black wires are always hot wires meaning that they carry electricity. The neutral is white the hot live or active single phase wires are black and red in the case of a second active. Green green with a yellow stripe.
This color of wire is used to transfer power to switches and outlets in all types of circuits. Consider all black wires to be live at all times. The protective ground is green or green with yellow stripe. Canada ac power circuit wiring color codes. Three phase lines are red black and blue. White is the neutral.
In 220 volt circuits red wires are the secondary live wires. Since you only need two conductors to wire a 120 volt outlet you seldom see a red wire in the outlet box although there is no regulation that prevents an electrician from subbing a red wire for a black one. Your house is set up for a fan with a light on itblack wire the fan you purchased seems to have no lightno black wire wire your fan red red white white green ground and cap the black wire. Also black wires are often used as switch legs in circuits which is the connection linking a switch to the electrical load. Red and black are the two separate 120v hot legs of a 240v 60hz supply green is the ground. The different colors of electrical wires indicate the function of the wire with black and red indicating the wires carry electric current white usually indicating neutral charge and green indicating the wire is grounded.
If the fan doesnt come on first make sure you have power then wire the red to the black and cap the red. The colors regulated by the national electrical code in the united states are standardized for safety. Typically this is indicated with a band of black or red electrical tape but other colors may be used wrapped around the wires insulation. Although there is no standard that we know of we have found that most contractors use the following logic. Try the switch after you wire it up.
Gallery of Red Black Green Wire
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