How Do You Wire A 3 Prong Plug With Red & Black Wires?
Three-pronged plugs and electrical cable containing a black, red and white wire are normally used to wire 220-volt circuits. In the home, 220-volt circuits may be required to operate a clothes dryer, hot water heater, air conditioner, cooking range or other major appliances. The black and red wires are used as hot wires, and each will carry 110 volts of electricity to the appliance. The white wire is the return and carries current back to its source. In addition to the black, red and white conductors, most cable has a bare-copper or green wire that is the ground. Ensure that the plug is to be used to operate a 220-volt appliance. Anything powered by 220 volts of electricity needs to be on a separate electrical circuit. Check to see if there is space in the breaker box for a 220-volt breaker or two additional 110-volt breakers. The same space is required regardless of whether a 220-volt breaker or 110-volt breakers are used. Peel one and one-half to two inches of sheathing from the elec
