outbuilding

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  1. Jackflash

    volt drop

    Hi, I need to take a Supply from a house CU to an outbuilding which has a 20A radial socket circuit and 6A lighting. The cable run to the outbuilding is 20M then the lighting circuit inside the outbuilding is approx 10M in length and the socket cicuit 15M in length. I'm trying to calculate a...
  2. D Skelton

    Spur to outbuilding TN-S

    I'm having a blonde moment here??? Supply is TN-S, technically, could you spur off an existing RFC in the house to provide power to an outbuilding as long as you don't export the earth??? Connecting the earth rod from the RCD SFCU in the outbuilding? If you can, this is not in a million years...
  3. A

    Can you export an earth to an outbuilding?

    Can you export an earth to an outbuilding or do you have to put in a separate electrode to make it a TT? What if the main supply is TNC-S?
    • Adam W
    • Thread
    • building earth export outbuilding start
    • Replies: 15
    • Forum: UK Electrical Forum
  4. C

    Another Pair of eyes on an outbuilding job please

    Afternoon. As I don't do any work for myself at the moment, just occasionally a few small simple bits outside of sub contract, wondering if I could have a few pairs of eyes on this? I got asked to look at improving a Domestic install to an outbuilding at the top of the garden. It's basically a...
    • claret73
    • Thread
    • another building electrical work outbuilding please
    • Replies: 42
    • Forum: UK Electrical Forum
  5. S

    TNCS Outbuilding earthing arrangement

    I have a large shed (affectionately known as the warehouse) that is fed by a 16amp rcbo. The main earthing arrangement at the distribution boards is tncs and now a more experienced electrician than myself has stated that the earth in the 3 core 2.5mm armoured cable should be connected to a...
    • swifters
    • Thread
    • arrangement building earth earthing house outbuilding reason tester
    • Replies: 63
    • Forum: UK Electrical Forum
  6. J

    Supply for an outbuilding

    Hi all, I'm having some trouble designing an installation for an outbuilding. It's about 110m from the nearest CU in the house, which is fed via 16mm T+E by the main db, a good 15m away. The building will have something like a 9.5kw instantaneous water heater in it, as well as about 3kw worth of...
  7. X

    outbuilding planning

    I have a job to install a flat roof system to a garden outbuilding at the end of the customers garden, Does anyone know if I need planning pertmission ? my understanding is that if the panels are mounted greater than 1m from the roof perimeter I wont require it? If this is the case it would not...
  8. W

    Outbuilding wiring

    Looking for advice please in domestic wiring in an outbuilding..... An outbuilding connected to the back of a friends house has been converted into a little aviary and has one double socket already in there (spurred from the house RFC, CU has RCD). He would like 2 double sockets and a...
    • wallyanker
    • Thread
    • building double fitting light outbuilding socket sockets wiring
    • Replies: 5
    • Forum: UK Electrical Forum
  9. J

    Economy 7 set up for an outbuilding

    Hey folks, Just thought I would run this one by before the weekend. I'm pretty happy with what I'm doing here but just wanted to check, as I've not carried out this particular alteration before. Client has a large outbuilding which amoung other things they use as a games room. It is fed by a...
  10. Q

    External power supply to outbuilding

    ​I want to power up my shed that is 30m away, it will have a light inside and two outside, I will have a separate consumer unit fitted and will have 4 sockets. I have 6mm steel armoured cable, can I surface mount it to my fence or does it have to be buried? Please help.
    • Qooloo
    • Thread
    • building cable external external power fence garage house outbuilding power supply
    • Replies: 11
    • Forum: UK Electrical Forum
  11. H

    R1+R2 Test on outbuilding

    Hi guys right I have had my head well confused by an instructor I was chatting to. Now the problem is a run to an outbuilding going through a 30Ma RCD at garage consumer unit, installation is in and works fine, now he is saying if you do the r1+r2 test at the plug sockets in the garage and join...
  12. Guitarist

    RCD to outbuilding

    Just after some opinions on this scenario... Existing 6mm T&E leaving an existing CU (with an RCD protecting all circuits) in conduit, through a loft and out across a 3ft gap into a garage. Garage has a 30mA RCD board itself so at the moment no discrimination. Now fitting a high integrity board...
  13. P

    what rcd amp size?

    hi, what RCD amp size to power an outbuilding that has 4 x 2 gang switches, 2 x 1800mm twin florensent lighting, 3 x outdoor flood lights, 1 x multi-gang single pole switch also im guessing it would be best to have another distrubution board out in the outbuilding? thanks you for any help...
  14. G

    Supply to outbuilding

    I have been given the oppurtunity to price a job which is an outbuilding. The building in question will have 8 sockets, a free standing cooker and some lighting. There are two nearby boards, one single phase and one three phase, I was wondering what cable size I would require (im thinking 16mm)...
  15. D

    Outbuilding for Distribution board and Meter

    Just undergoing MCS accreditation Training etc. First job looks nice and straight forward as far as Array Layout and Building Structure etc. However the stable block to be used has a remote distribution board from the Main incommer, house Distribution board and main supply Meter. However...
  16. D

    New installation to outbuilding

    I'm new to the forum to Hi! I'm putting an installation into a Log cabin in my parents garden, I've installed the cabling installed a separate 2 way RCD protected CU in the cabin. The cable is earthed at the main CU in the house and protected on the main CU by another RCD. However I want to...
    • DRDAVIDBANNER
    • Thread
    • aus building installation new outbuilding
    • Replies: 17
    • Forum: Australia
  17. S

    Feeding a out building 77mtrs

    Hi All, Am installing a ring circuit of 5 sockets,10 x 5ft twin flourescents & 6 x 400w pir flood lights into a outbuilding used for storage. I am thinking a 10mm 3 core swa will be suitable. The run is 77mtrs. Am going to stick a 40amp RCBO at main fuseboard and a rcd board in...
  18. Jackflash

    outbuilding

    Hello, My customer is in the process of turning an old outbuilding into a self contained flat. His spec includes 9kw shower, 3 x 3kw convector heaters, Oven with Hobs, 2 x -3-5kw under sink instantaneous water heaters, lighting and sockets. It has been suggested that this is to be supplyed via...
    • Jackflash
    • Thread
    • aus building heaters house outbuilding supply
    • Replies: 0
    • Forum: Australia
  19. S

    PV/RCD problem

    Hello, This one is a real head scratcher and I would appreciate any help. We have installed a 4kw PV system in a field. We ran a 10mm 3 core SWA from the inverter in the field down to a DB in an outbuilding. The outbuilding DB is a 10 way Wylex with a 100 amp main switch. The cable...
  20. F

    Advice please on a CU swap with an unusual Radial socket cct

    TN-C-S DOMESTIC. I have been asked to replace an old domestic CU with a new CU. I have performed the IR tests and all comply, all socket outlets are on a Radial configuration with 20A protection & 30mA RCD with 2.5mm squared T&E. The circuit comprises of 4 single and 1 double Socket and Central...

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