Two way light switches are required for two way switching these can be identified by looking at the terminals on the back of the switch. Connect the line brown wire coming from the light together with the 3 coreearth cable black wire in to the l1 terminal of the two way switch.
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2 way light switch wiring diagram uk. 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 explain how to wire a ceiling rose how to. 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. A one way light switch is quite easy to wire up. When l1 is on l2 would be off. Schematic diagram of new wire colours. There will be a com common terminal a l1 terminal and a l2 terminal.
For simplicity the earth wire is not shown in the above. 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. When l1 is off l2 would be on. 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. There are two wiring options for this. We look at the eu colour coding wires.
The red wire from the feed cable is connected to the top terminal the red wire going to. For wiring a two way switch 3 coreearth cable is used. 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. One way lighting circuit using in line switching. Wiring a 3 way light switch. This cable consists of three cores brown grey and black which are all line colours and an earth wire.
Two way switching means you can switch the same light fixture from two switches that are located in different sides of a room. Line diagram of a one way lighting circuit using in line method fig 1. Below is the way i like to do it. Two way switching with the old wiring colours. There is a chance that if your house has these old wiring colours the switch drops may be from a loop in loop out radial lighting circuit done with junction boxes rather than ceiling roses as shown in fig 2. The switch wiring is all the same but the switch wire cable c leads up to a different set up.
3 way light switching new cable colours 3 way light switch old cable colours 3 way light switch using a two wire control. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. Connect the blue wire with the brown. Wiring a two way switch. The cable going to the light switch is connected as follows fig 2. A two way switchuk schematic diagram of old wire colours.
Two way switches have a com terminal as well as l1 and l2 terminals.
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