How To Wire A Generator Transfer Switch

The transfer switch is the device that transfers the power from the utilities power to the standby generators power as shown in figure 1.

How to wire a generator transfer switch. Some locations require the work be done. This hole is going to help you route the wires from switch to electrical receptacle. Figure 1 generator transfer switch. From outside drill a 1 inch diameter hole through the house wall.

Test the newly install transfer switch by switching over the main six circuit breakers. Line top the power from the electric utility company normal power. Line bottom the power from the generator emergency power. Tuck the wires neatly out of the way at the edges of the box.

The basic wiring configuration for a typical generator transfer switch. Load center the connection to the home electrical panel. Turn off the power to the house at the main electrical panel and connect the wires coming from the transfer switch. The transfer switch should be placed roughly 1 12 feet 4572 cm away from the midpoint of the main circuit breaker.

Installing transfer switch step 10. Call your local codes office to make sure it is legal for you to install your own transfer switch. Place the generator in its permanent location outside and near the electrical meter. Proceed to the next circuit and repeat the process.

Connect to the receptacle for the generator the black and the red to the brass terminals and the white to the silver and of course the ground wire to the green terminal screw and also to the electrical box. Lift the transfer switch up to the wall where it is to be installed and label the placement of the mounting screws. If you are installing a standby generator in order to have some electrical power to your home in the event of a utility power outage it is important that you understand how to properly install a transfer switch. Use a drill to make a hole of one and a half inches.

You need to go to the other side of your transfer switch wall. Start generator and ensure normal operating speed attach generator extension cord to the generator with an inward push and gentle clockwise turn attach extension cord to the home power inlet box with an inward push and a gentle clockwise turn at the breaker box turn off all the breakers. Mount the transfer switch to wall beside the existing main electrical panel. Locate the black wire from the same transfer switch circuit and twist it together with the old feed wire using a yellow wire connector.