Clear, easy-to-read diagrams and instructions for wiring a switched outlet where a wall switch can control the receptacle.. Check permit requirements before beginning electrical work. How to read these diagrams. This page contains wiring diagrams for most household receptacle outlets you will encounter including: grounded and ungrounded duplex outlets, ground fault circuit interrupters (GFCI), 20amp, 30amp, and 50amp receptacles for 120 volt and 240 volt circuits.
A Switched Split Outlet Wiring Diagram for controlling one half of two duplex electrical receptacles by a wall switch. Also shown is the half of the receptacle that is live at all times and the tab that must be cut in order to split the receptacles. A three-conductor cable with ground can be used to power the outlet on the right side.. The new code requirements of the 4-wire 220 volt and 240 volt outlets for clothes dryers provide for the required separate neutral wire. Their is a lot of confusion about what to do about the electrical wiring connection with a 3-wire plug and a 4-wire plug. This is discussed and shown in the wiring diagrams on the pages linked at the right.