Each of the gangs or switches above in fig 2 of which there are two work like this fig 3.
1 gang 2 way light switch wiring diagram.
However if you need two switches to control a single lighting circuit such as in the case of at the head and foot of stairs so you can switch the lights on and off in both places you need to understand a 2 way switch.
Although technically it doesn t matter which way round you connect the wires it is best to stick to convention and connect the permanemt live from the supply to com and the switched live to the lamp.
Typically these terminals will be marked com and l1 sometimes l1 and l2.
In this video you will be guided from installation to the actual wiring and testing.
Some brands of switch may have slightly different labeling on the terminals such as c l1 l2 or even l1 l2 and l3.
Wiring a 2gang single switch is a simple and easy way to do.
A 1 gang switch will control a single lighting circuit and with a 2 gang switch you can control two lighting circuits and so on.
2 gang 1 way light switch you don t see these as much now days as many manufactures only make 2 gang 2 way light switches that serve the same purpose you just don t use the third l2 terminal on each gang however i thought we would include it just in case you come across one.
When the switch is on both terminals are connected together.
To switch from two locations youll need 2 two way switches and wire them together in a particular way.
The cable going to the light switch is connected as follows fig 2.
In position 1 when the switch is down or on com and l1 are connected together just like the one way switch in position 2 when the switch is up or off com and l2 are connected together.
How to wire a one way lighting circuit in this tutorial i show how to wire a one way light switch i show how a 1 way and 2 way light switch works i expla.
There are two terminals in a one way light switch.
A one way light switch is quite easy to wire up.
2 gang 2 way light switch wiring diagram uk.
The red wire from the feed cable is connected to the top terminal the red wire going to the light is connected to the bottom terminal the.
Line diagram of a one way lighting circuit using in line method fig 1.