How To Wire Three Way Switch Diagram

A 3 wire nm connects the traveler terminals of the first and second 3 way switch together.

How to wire three way switch diagram. Connect the hot wire from the source to the common terminal on one 3 way and the hot wire from the lights to the common on the other 3 way. The black line wire connects to the common terminal of the first 3 way switch. In this diagram power enters the fixture box. The common terminal of the second 3 way switch connects to the light fixtures.

Take a closer look at a 3 way switch wiring diagram. Connect the traveler terminal between the switches. Step 2 connect the black wire to the input 1 of your switch. Attach to the wire commonly found on the screw by itself on the regular 3 way switch typically the power or the switch leg leaving to the fixtures.

The cable should also have a ground wire or a total of four wires in the cable. The power wire the neutral wire and the traveller or switch wire. Trace the wires carefully in the diagram so you can connect them to the proper locations. Three way switches require a three wire cable.

Run feed new cable romex between the switches. Step 3 connect the secondary cable going from enclosure 1 to the light to output 1. Once your boxes are in place you can start the process of installing and wiring the switches themselves. To make this circuit work a 3 way dimmer can be used in place of one or both of the standard 3 way switches.

Light switch at one end lights in the middle light switch at the other end and its simple. The white neutral wires are connected together in each switch box. Refer to the above 3 way switch diagram. The system also requires three way switches.

Interested in a 4 way switch wiring diagram. With these diagrams below it will take the guess work out of wiring. Regardless of what 3 way switch wiring diagram youre following youll need to use a 3 wire cable to connect the two 3 way light switches. 3 way switch wiring diagram with power feed via light.

Also choose 12 3 3 wire romex with ground for short circuit safety from 3 way switch that we have to cover all aspects for our own safety. Traveler wires are interchangeable on each switch. These wires attach to the travelers which are the pair of wires attached to the two screws at one end of the regular 3 way switch. How to wire a three way switch step 1 the breaker phase black wire neutral white wire as well as the ground green wire.

This three way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture. Check the diagrams on this page to connect the neutral and ground wires for different situations. This is the wiring for a dimmer in a 4 way circuit. So what you should see if you have correct 3 wire electrical cable romex is a black power white neutral and now a 3rd red wire.

The black hot wire connects to the far right switchs common terminal. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. 4 way dimmer switch wiring diagram. 3 way switch wire diagrampower to light fixture.