Perfect 3 Way Light Wiring

3 way switch wire colors.

3 way light wiring. How to wire 3 way light switch in this video we explain how three way switching works to connect a light fitting which is controlled with two light switches. Finally connect the 3 core earth. This is the 3 wire cable which you must have to wire a 3 way light switch.

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. To wire a 3 way light switch you ll need 2 3 way light switches 2 2 wire non metallic cables 1 3 wire non metallic cable and 2 6 inch grounding wires. The whole wiring a light switch project can be completed in a few hours if you don t have to do any drywall removal and repair.

This cable consists of three cores brown grey and black which are all line colours and an earth wire. With a pair of 3 way switches either switch can make or break the connection that completes the circuit to the light. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.

Connect the line brown wire coming from the light together with the 3 core earth cable black wire in to the l1 terminal of the two way switch. First run a 2 wire cable from the wall power to the black screw on 1 of the switches. Also use the 3 way.

In the 2nd diagram below blue wires are used for travelers. Jan 24 18 02 26 pm. 3 way switch wiring diagram depicting all wires in the ceiling junction box.

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. Switched outlet wiring diagram. Sometimes it is handy to have an outlet controlled by a switch.