Household outlet receptacles can be wired in one of two ways depending on where the outlet falls along the circuit. To wire an outlet to be hot at all times or both receptacles to be switched requires a 3 wire cable.
You need to know up front which scenario you prefer if your wiring a new circuit.
How to wire a receptacle. Whenever i do wiring i want to have a minimum of 6 inches of wire inside each receptacle box and some sheathing exposed in both the receptacle boxes circuit breaker box and 2 gang box. It would be against code to wire receptacles in series and theres no good reason to do it anyway. This technique only works if you can use an electrical outlet as a power source thats opposite or nearly opposite the place where you want your new wall outlet.
If an outlet commonly called a receptacle no longer holds a plug snugly it should be replaced. The video covers how to strip electrical wire create loops on the load neutral and ground wire and how to connect each wire to the receptacle. The procedure for replacing a duplex two outlet wall receptacle is similar to that of replacing a switch.
The only difference is that depending on where the receptacle is located in the wiring scheme of your house it may. A how to video on wiring an electrical outlet. The how to video uses a 15 amp outlet and 142 indoor electrical wire.
So at first you pull out about 6 inches of the plastic sheath of the 6 wire using the cable ripper that is to be used inside the 2 gang box with the outlet. The video tutorial goes through the rough in installation and install process for a single electrical outlet. To determine how to wire an outlet and whether you can safely use existing electrical outlets follow the list below.
Circuit wiring for receptacles. The total voltage in a series circuit equals the sum of the voltage drops which means if you have something plugged into each of the receptacles the voltage of the series outlet at the end would be too low to do anything useful. To wire an outlet so that only the top or bottom receptacle is switched and the other receptacle remains hot all the time requires a 4 wire cable.
When an outlet falls in the middle of the circuit run there will be two cables or occasionally three entering the electrical box.