Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram.
2 way switch wiring diagram home uk.
Below is the way i like to do it.
The way i show allows you to fairly easily add a second two way switch to an existing light switch by simply wiring them together in a certain way.
2 gang 2 way light switch wiring diagram uk.
This cable consists of three cores brown grey and black which are all line colours and an earth wire.
3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control.
This circuit is wired the same way as the 3 way lights at this link.
Three wire cable runs between the switches and the outlet.
This is the new method to make a 2 way switching connection as it is slightly different from the two wire control method.
50ecb 1 gang 2 way light switch wiring diagram digital resources how to wire a 2 way lighting circuit in this video i show how to wire a light that can be turned on and off with two different switches.
Schematic diagram of new wire colours.
3 way switched outlet wiring.
There are several ways to wire two way switching.
For wiring a two way switch 3 core earth cable is used.
2 way switch 3 wire system new harmonised cable colours 2 way switching 3 wire system old cable colours.
So now that you have a basic concept of wiring a 2 way switch let s look at the following 2 way switch diagrams to see which type of circuit scenario you have.
Where 0 represents the off condition and 1 represents the on condition.
How to connect 2 way switch wiring using three wire control.
2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours 2 way switch two wire control three way switching.
Basic 2 way circuit power coming in at switch.
In this diagram two 3 way switches control a wall receptacle outlet that may be used to control a lamp from two entrances to a room.
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.
2 way switch wiring diagram two way switch two way switching.
How to wire 2 way light switch in this video we explain how two way switching works to connect a light fitting which is controlled with two light switches.
Wiring a 3 way light switch.
With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
After you have pulled your switch out from the wall the wires in the box and connecting to the switch should look like one of the following.
A two way switch uk schematic diagram of old wire colours.