3 Way Circuit Diagram
Typical 3 way switch wiring nm cable in the 1st diagram below a 2 wire nm cable supplies power from the panel to the first switch box.
3 way circuit diagram. A 3 wire nm connects the traveler terminals of the first and second 3 way switch together. In this diagram the incoming hot wire attaches to the first switch s common dark colored terminal. 3 way switch diagram 2 above shows the electricity source starting at the fixture.
The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut. In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture. 3 way switch wiring diagram depicting all wires in the ceiling junction box.
In this diagram the electrical source is at the first switch and the light is located at the end of the circuit. Three way switch lighting circuit diagrams here is our selection of three way light switch circuit diagrams. The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch.
With these diagrams below it will take the guess work out of wiring. The black line wire connects to the common terminal of the first 3 way switch. 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. Learn to make a 3 way switch diagram by using these free and printable examples of three way switch diagram in the following images. This is where two switches control the same light or lights.
Wiring diagram 3 way switch with light at the end. To get started take a look at the first diagram below. The electrical symbol indicates where power enters the circuit.
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