Adding An Outlet To An Existing Circuit Diagram

For general purpose circuits you are only allowed 12 outlets on a 15 amp circuit and 16 on a 20 amp circuit.

Adding an outlet to an existing circuit diagram.

Test the same outlet for absence of power using the tester. Wiring a new outlet to another outlet. When an outlet receptacle falls in the middle of a circuit run rather than at the end there are generally two cables in the outlet box. To add a new outlet to a group of receptacles already in place splice the new wires to one set of wires on one of the existing outlets.

Verify that no power is present in the circuit. There are diagrams for adding lights to a ceiling fixture you already have and for using an existing wall outlet as the source for a new switch and light. The source is at the outlet and a switch loop is added to a new switch. This wiring diagram illustrates adding wiring for a light switch to control an existing wall outlet.

Different wiring arrangements are included to allow for either the light or the switch to come first in the circuit. Adding a new electrical outlet to an existing run is a straightforward process. Wiring an outlet to a switch loop. As you can see from this scenario adding a receptacle or outlet to an existing circuit requires you to take into consideration the existing wiring to the circuit and particularly the load that will be placed on the circuit.

Hook up the outlet as you normally would. Wiring diagram for dual outlets. I m going to walk you through tapping a circuit and installing a gfci outlet in a w. How do you tap an existing circuit to add an outlet for a flat screen tv.

You then splice all the white wires and all the ground wires in the switch box together. To add an outlet to a light switch you start by making a pigtail using the hot wire the wire going to the fixture controlled by the switch and a third length of wire. Test an existing outlet on the circuit intended for the additional outlet using a 120 volt tester. Here 3 wire cable is run from a double pole circuit breaker providing an independent 120 volts to two sets of multiple outlets.

Here we have an ideal situation the drywall on one side of the wall has been removed and the wiring is exposed. Once power is verified turn off the electrical power to the wiring circuit. This wiring is commonly used in a 20 amp kitchen circuit where two appliance feeds are needed such as for a refrigerator and a microwave in the same location. Watch the video to learn how to add a new outlet to an existing run.

The hot source wire is removed from the receptacle and spliced to the red wire running to the switch.