2 Way Lighting Wiring Diagram Uk. Two way light switching 3 wire system new harmonised cable colours showing switch and ceiling rose wiring. 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.
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. 2 gang 2 way light switch wiring 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.
Notice the black wire is the only wire that we are controlling through the 2 way switch.
2 way switching means having two or more switches in different locations to control one lamp they are wired so that operation of either switch will control the light. 2 way light switch 3 wire system new harmonised cable colours 2 way switch 3 wire system old cable colours. 2 gang 2 way light switch wiring diagram uk. In position 2 when the switch is up or off com and l2 are connected together.
