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    240 volt smoke detector

    If a property consisting of 3 flat dwellings spanned over 4 floors is to be converted into a single dwelling does a 240 volt smoke detector system have to be installed?
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    cable sizes

    One circuit is a radial and the other is a ring. Cable runs are'nt very long and there isn'nt any insulation.Junction boxes must have been installed somewhere and are hidden, 2.5mm at fuse baird and 1.5mm at sockets. A rewire sounds like the best idea though
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    cable sizes

    Cable sizes at the sockets are definitely 1.5mm. I know junction boxes contravene regs. Important point is; Although 1.5 mm used, is it within regs because cable is 16 amp rated and fuse supplying is 16 amp. Many thanks
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    cable sizes

    I have found 2 socket circuits wired at the mains in 2.5mm cable,at the various sockets the cable size is 1.5mm. There must be hidden junction boxes somewhere. The MCB used for each is 16 amp. I'm sure this isn't right. Do the circuits need to be re- wired or is this within regulation being the...
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    garden lights and sockets

    I am installing 2 single sockets in the garden and some garden lighting. The length of run from the house C.U to the furthest socket is 80 mtrs. Biggest output on this socket 2.7kw,jet washer. Lighting is being tapped to a radio receiver,output only 1000 watts tops.Main supply coming from main...
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    outdoor electric supplies

    I am running a circuit outside for garden lighting and have a trench 450mm depth. The gardeners want to run there water pipes to supply a couple of taps in the same trench. Is this ok?
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    Capping cables

    I have run my electrical cables in the prescribed zones and have used metal capping,it seems easier to use than plastic.Does all this capping need to be earthed? It will all be buried beneath the plaster.
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