Two Way Light Switch Diagram Uk. This arrangement is often found in stairways with one switch upstairs and one switch downstairs or in long hallways with a switch at either end. 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.
The old wiring colours that are present in the majority of homes in the uk have been used for this diagram. The next length of the twinearth cable will run from the light to the first two way switch. Each of the gangs or switches above in fig 2 of which there are two work like this fig 3.
From here it is easy to modify the 2 way switch diagram to add an intermediate switch which allows you to control a light from 3 switches or 4 or 5.
Whether it is the switching of a light from two different places inside a domestic dwelling or switching a series of lights in a commercial environment two way lighting circuits provide a cost effective and easy solution. A two way light switch is a simple single pole changeover switch with three terminals. From here it is easy to modify the 2 way switch diagram to add an intermediate switch which allows you to control a light from 3 switches or 4 or 5. A two way switch uk schematic diagram of old wire colours.
