Generator Manual Transfer Switch Installation 4 Prong Generator Plug Wiring Diagram

Because the amount of electricity created by a backup generator is not adequate to power all of the electrical circuits in your house you ll need to designate a few selected circuits to get backup.

Generator manual transfer switch installation 4 prong generator plug wiring diagram. Installing a generator and transfer switch must be well thought out and performed with a permit with all of the work being inspected. Verify the method of wiring with your transfer switch and generator before installation. He also showed an interconnect switch which wires to the main breaker panel and allows the entire panel to be energized by the generator. Figure 4 wiring diagram of a manual transfer switch in the off position figure 5 wiring diagram of a manual transfer switch in the on.

Manual changeover switch wiring diagram for portable generator or how to connect a generator to house wiring with changeover transfer switch. Click on picture for larger view. Any existing electrical wiring within the immediate area that may interfere with the installation of the generator transfer switch may need to be relocated if necessary. Manual transfer switches require an operator to change the power source while automatic switches detect the loss of power start the back up generator and switch over to the backup power feed.

Replace that wire with the red wire from the transfer switch marked a splice the black wire marked a from the transfer switch to the removed power wire using a wire nut. Heath first showed a manual transfer switch which designates specific circuits to be powered in the event of an outage and has to be manually switched from utility power to generator power.