This diagram represents a two way switching arrangement. There are other ways of wiring a two way lighting circuit, but this is by far the most common and easiest method. The old wiring colours that are present in the majority of homes in the uk have been used for this diagram.. This wire has a brown sheath, but this used to be red before 2004 - see here for more information on cable colours. Neutral . This is the wire that takes the power back from the socket to the consumer unit, completing the circuit (when the socket is switched on and something is plugged in). This was sheathed in black prior to 2004, but is now.
The blue (switch wire) wire will normally have a brown sleeve or tape indicating that it is also a live circuit and not neutral circuit as the colour would normally suggest. For older wiring it's the red (live feed) wire that goes in the top COM terminal and the black (switch wire) wire that goes into the L1 terminal.. Two-way lighting switch 3 wire system. From this diagram, you can see that the wiring from the rose is much simpler and provides an effective way of switching.. Can you wire a plug socket from a light switch in the UK? The lightning cable is insufficient to carry a 13 amp per outlet socket. The lighting cable usually is 1.5 mm, and the.