Electrical Switch Diagram

Take a closer look at a 3 way switch wiring diagram.

Electrical switch diagram. 3 way switch is a multiway switching or interconnection of two or more electrical switches to control an electrical load from more than one location. This might seem intimidating but it does not have to be. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.

This 4 way switch diagram 1 shows the power source starting at the left 3 way switch. This 4 way switch diagram 2 shows the power source starting at the fixture. Electrically a typical 3 way switch is a single pole double throw spdt switch.

Explanation of wiring diagram 1 switch wiring shows the power source power in starts at the switch box. The white wire becomes the energized switch leg as indicated by using black or red electrical tape. Diy electrical wiring a 3 way switch.

The neutral from the source is spliced through to the switch box using the white wire and in this diagram the white wire is capped with a wire nut. In this updated diagram 3 wire cable runs between the receptacle and switch and the red cable wire is used to carry the hot source to the switch. Circuit electrical wiring enters the switch box the black wire power in source attaches to one of the switch screw terminals.

The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut. By correctly connecting two of these switches together toggling either switch changes the state of the.