A basic explanation of lighting wiring before touching the wiring, switch off the lighting circuit at the consumer unit it would also be wise to let the people in the building know you are working on the electrics and to hang something on the consumer unit to remind them that the circuit is switched off for a reason. Wiring a lighting circuit to a consumer unit. Radial circuits are used for lightingthere is one lighting circuit on each lighting mcblighting circuits are usually on a 6a mcb or 5a fuse, though 10a can be used (with some extra restrictions (now removed in the 17th edition of the wiring regs)) for large circuitshowever if the area served is large, more 5a or 6a circuits would in most cases be preferable.
wiring a lighting circuit to a consumer unit
With loop-in wiring, the main circuit cable from the consumer unit loops in and out of multi-terminal ceiling roses, from which individual cables run to the light switches this type of wiring system does away with the need for junction boxes and separate cables to the lights. In this episode: i install cabling, sockets and lights to a shed. installation of a 20a supply to a new rear garden shed. a new bsen61008 main switch amendment 3 consumer unit was installed by the. The single way lighting circuit is the simplest of the lighting circuits and consists of a source, a switch and a bulb. a single pole switch is the simplest form of electrical wiring. when the switch is in the on position, it completes the circuit and supplies power to the lighting fixture, when the switch is changed over into the off position.
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