Two way switches have a com terminal as well as l1 and l2 terminals.
1 gang 2 way switch wiring diagram uk.
I have an existing light switch and i want to add a second switch for a new light that will be operated separately.
Wiring a two way switch.
Some brands of switch may have slightly different labeling on the terminals such as c l1 l2 or even l1 l2 and l3.
Line diagram of a one way lighting circuit using in line method fig 1.
The red wire from the feed cable is connected to the top terminal the red wire going to.
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.
To switch from two locations you ll need 2 two way switches and wire them together in a particular way.
There are two wiring options for this.
Wiring diagram for 2 gang 1 way light switch.
One way lighting circuit using in line switching.
When l1 is on l2 would be off.
In position 1 when the switch is down or on com and l1 are connected together just like the one way switch.
Two way switching means you can switch the same light fixture from two switches that are located in different sides of a room.
Connect the line brown wire to the l terminal together with the supply cable line wire and connect the blue wire with the brown slewing to the swl terminal together with the lamps line wire.
A common c l1 and l2.
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.
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When l1 is off l2 would be on.
Wiring a two way switch.
A two way light switch has three terminals and is quite like a sigle way switch but now the off position can be utilised also.
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1 gang 2 way light switch wiring diagram uk.
A two way switch has 3 terminals.
The cable going to the light switch is connected as follows fig 2.
A one way light switch is quite easy to wire up.