trunking

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  1. i=p/u

    Starting news supermarket installation

    As title says new supermarket installation starting this week in Scotland with English company... So looking forward to it.. Any you guys covered supermarkets and any insight what's involved. I know probably trunking around perimeter the pipe off for your circuits and probably rows of lighting...
    • i=p/u
    • Thread
    • installation lighting news probably starting trunking
    • Replies: 34
    • Forum: UK Electrical Forum
  2. D

    R1+R2 mixed installation

    Carrying out a few consumer unit replacements at a hotel, installation to the room is via trunking conduit with no cpc however at the rooms previous refurbishments have been carried out these being wired in Twin and earth with the cpc being connected to the existing system. Now I am not sure...
  3. A

    Nifty tool for working out awkward angle sizes

    Hey guys, I'm currently working in a stupid building where everything is at 7 degrees, not a straight span for more than 5m. we have had to cut all our trunking/tray/lighting trunking to match the curve of the building. The annoying thing was figuring out how much to take out to get the 7...
    • appspark
    • Thread
    • angle anyone electrical work floor out sizes tool trunking working
    • Replies: 6
    • Forum: UK Electrical Forum
  4. S

    books to learn ...

    Hello all looking for some books to improve my containment for example conduit ,tray, cable basket ,ladder rack , trunking step by step guides to do bends sets etc etc don't get to do alot of this work to be fair thanks alot
  5. B

    Any one know how to cut in an external right angle into trunking?

    Any one know how to cut in an external right angle into trunking? A diagram with cut lines would be ideal! Thanks
    • bluefoxfire1234
    • Thread
    • angle external first knowledge metal place right together trunking
    • Replies: 20
    • Forum: Commercial Electrical Advice
  6. i=p/u

    Trunking and pipe

    Hello starting new job on Monday, some will say a proper sparks job instead of facility maintenance. This job involves trunking and pipe which I little experience in installing.. I've told the guy this and he said long as you don't ask what's a running coupler etc. so feel fine. But anytime I...
  7. M

    free 100x100 galv trunking must go this weekend

    In Horsham West Sussex Free to collector, must go by monday am (1st July) or will have to be scrapped. Unsure of manufacturer (will check) 10 x 3m lengths of 100x100, & a couple of 75x75 galv steel trunking. Clean, never fitted but has been stored outside previously so not bright / shiny...
    • Motty
    • Thread
    • bright fitted free months trunking weekend
    • Replies: 0
    • Forum: UK Electrical Forum
  8. K

    installing 3ph and single ph wiring into new workshop

    Ive got the task of sorting out the electrical supply to all the equipment and lighting in our bodyshop as we've just moved to a larger workshop we have a new board installed with a 125A 3 phase supply installed, the first problem is that the board only has space for 4 circuits we have the...
  9. I

    trunking earth links

    are copper earth links on trunking compulsory , or in the regs book
  10. ses

    Eicr coding

    Interesting job doing a massive eicr on a factory On a lot of the socket circuits the sockets are wired in singles in metallic trunking with the trunking being used as one of the cpc's it appears. So two things are the trunking is also being used as cpc for lighting and some other circuits And...
  11. B

    Wall lights directly under trunking against ceiling? What would you do?

    Hi What do you think of these wall lights positioned directly under the trunking against the ceiling in an outbuilding/ garden office. They have 25 watt bulbs wired in 1.5mm T & E. Is it acceptable even if it was derated according to the ambient temperature? How would the ambient temperature...
    • bleach
    • Thread
    • against ceiling directly lighting lights trunking under wall
    • Replies: 17
    • Forum: UK Electrical Forum
  12. G

    Exposed metal work

    Does the metal support framework of a mezzanine floor require bonding to earth.The electrical installation trunking is fixed to the underside of the framework,so in effect it is earthed already via the network of trunking and metal conduit fixed to it(any advice)
  13. T

    eicr buried cables

    doing an eicr and have swa going into outside enclosure into terminal block into 10mm twin and earth then into plastic trunking going underground to outbuilding located about 15 meters away. outbuildings electrics are then split using fcu's for lighting electric door an alarm etc. i am...
  14. R

    skirting trunking for domestic

    I have a customer that wants commercial style skirting trunking to be installed as they do not want cables wired through the floor and sockets placed in the trunking about 1oomm of the floor. 1.the socket is too low 2.Has anyone installed the above if so what type. 3.I will also run...
    • RichardR
    • Thread
    • domestic skirting trunking
    • Replies: 5
    • Forum: UK Electrical Forum
  15. J

    Wiring Aerials, BT/Internet and Alarms!

    Hi, I am a newly qualified electrician and I have just wired a 5 bedroom house. The clients had originally booked someone else to run the alarm cable (from the spur I installed), the BT outlets and the aerial coaxials. This has now changed and I have been asked to quote to additionally do this...
  16. A

    To RCD or not toRCD

    Afternoon all, I am pricing a job to install a 32a cooker circuit. Cable will be in trunking throughout entire run and will go through a cupboard between the hall and kitchen. Fed from a retrofit wylex MCB, Iso and outlet plate all surface mounted, no socket outlet on iso. Gas and Water bonding...
    • Adam Smith
    • Thread
    • cable circuit mounted rcd surface trunking
    • Replies: 6
    • Forum: UK Electrical Forum
  17. B

    Correct size trunking for heat dissipation?

    I have to do an install using trunking which I have nebr used before, I understand there had to be 45% free space inside for heat travel. so what size trunking do I need to fit two 2.5 t&e cables inside? As I said I have never used trunking before so it is new to me.
    • blueschill
    • Thread
    • correct heat pat pat testing size trunking
    • Replies: 13
    • Forum: UK Electrical Forum
  18. J

    trunking

    Hi All, just wondered if someone could help i am installing a switch on outside of an internal wall upstairs so no more than 1.5m in length only putting it vertical so putting it in trunking but this is where im a lil confused. do i cut hole in plaster board ceiling for wires only or do...
    • justanoob
    • Thread
    • ceiling plaster stuff trunking where
    • Replies: 26
    • Forum: UK Electrical Forum
  19. D

    Trunking cable capacity

    Hey folks, im wiring in a shower circuit, i've decided on singles in PVC trunking (10mm line/neutral) (4mm CPC) I've worked out my cable factor in trunking as 87.2...................Problem is OSG shows smallest size trunking as 50mm X 38mm Thats way to big!!!! Can anyone point me in the right...
    • Ducksy
    • Thread
    • cable capacity normally trunking
    • Replies: 36
    • Forum: UK Electrical Forum
  20. infinity

    Fuse discrimination code?

    While testing an industrial building today (machine shop) I came across a discrimination problem and cant decide on the code. There is a switch fuse with a BS88 gG 315A fuse that supplies a busbar trunking run in the machine shop that the machines plug into. There are various units plugged...

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