Adding an extra light from a light switch - On the transfer, black and brown connect to the primary switch to control the existing light exactly as earlier than. A small piece of cord connects the two com terminals collectively so they are each permanently live. The dual and earth switch cable has been changed with a three middle and earth cable. On the ceiling rose, brown connects to loop as earlier than, black is now the switched line, and the 1/3 grey cord is hooked up to neutral. A small piece of blue sleeving indicates it is a impartial. Note that all of the alternative wires are left exactly as earlier than. The cable to the new light fitting (marked new) contains line, impartial and earth wires. Line connects to l1 on the transfer, so that the light may be switched on and rancid as required. Neutral connects to the separate impartial block. Earth is connected to the earth terminal.
Examples encompass including lighting fixtures below kitchen wall shelves, wherein the present transfer will be at the exact peak of the brand new lighting, or putting in an outdoor mild by routing the cable without delay through the again of an existing transfer field to the out of doors. 2 way switching method having two or extra switches in unique places to govern one lamp. They're stressed in order that operation of either switch will manage the mild.?this association is frequently determined in stairways, with one transfer upstairs and one transfer downstairs or in long hallways with a switch at both quit. Here we have a manner switching device that utilises single gang -manner switches and a 3 wire control, proven inside the vintage cable colours. It is feasible to achieve a similar end result the use of a two wire manage which, even though it saves on cable, isn't encouraged. That is the preferred technique.
1. Replace the existing dual and earth cable between the ceiling rose and transfer with a 3 center and earth kind. If the existing cable is installed in conduit or a hole wall, it have to be easy to drag a brand new cable in with out damaging the wall.