building

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  1. B

    never seen before building earthed via trunking

    hello all in my considerable yrs ive never come across a building earthed via trunking all circuits lights power earth taken back to nearest trunking and terminated no earths at board even main earths for 5x different panels back to trunking is this legal in todays regs ?
  2. R

    Drilling hole in joints

    Hi all, I'm looking for just a little advise ... During my last test on Building Regulation (part P) / BS7671 / Guidance note 3 of my on-line course I find this question: Question 03: When drilling holes in joists, the maximum diameter of the hole must not exceed: A 0.25 x joist depth B...
  3. I

    Part P Building Regs addition of socket

    Hi Forum Struggling to get my head round interrupting the Building regulations The building regulations 4(3) require that on completion of work in an existing building, the building should comply with the current building regulations, or if it did not comply before the work began, be no worse...
  4. C

    PV on outbuilding

    Hopefully someone with PV experience might point me in the right direction. I have a job where the customer has gone ahead and installed a cable to supply power to a shed which is going to be fitted with LED lights and sockets for light power tools. They are also fitting 7kW PV system. Is there...
    • Carlosfandango
    • Thread
    • building outbuilding power system
    • Replies: 1
    • Forum: UK Electrical Forum
  5. P

    Outbuilding appliances

    Hi all, Currently replacing all wiring and the CU in an outbuilding with a new Metal Clad fully wired with SWA. There is currently a tumble dryer and fridge freezer plugged into the same double socket which forms part of a 3 socket ring circuit. My plan was to use a spare way on the CU to have...
    • pig
    • Thread
    • appliances building circuit dryer freezer outbuilding socket
    • Replies: 5
    • Forum: UK Electrical Forum
  6. P

    Cable Selection for an External Sub Building

    Hi all, I'm currently doing a load of landscape gardening and while I've got all the earth up I want to run an armoured SWA cable to an external building. Someone already put something in as a spur from main room ring mail in the house - not ideal and the wall switch for it gets hot under load...
    • papafett
    • Thread
    • armoured building cable ducting electrician external
    • Replies: 11
    • Forum: DIY Electrical Advice
  7. S

    Fire Panel for HMO building

    Hi, This is the first time I'm posting a question so I hope its in the correct forum. I'm required to fit a fire panel system in a two story Victorian house which has 6 rooms and a kitchen. Does anyone know if I should use a 2 zone system and split it between the two floors or an 8 zone...
    • Sean1972
    • Thread
    • building fire hmo panel
    • Replies: 1
    • Forum: Electrician Forum
  8. M

    cat s60 phone with thermal camera!!

    been told it comes out in may https://www.youtube.com/watch?v=G7yfUXIJP8k would be a pretty cool thing too ad to your testing gear. opinions?
    • Mike Blair
    • Thread
    • building camera phone thermal video
    • Replies: 6
    • Forum: Electrician Forum
  9. E

    small building site temp distribution

    I am setting up some temps on a small site consisting of approx 3 110 transformers 2 portacabins offices sitting on top of each other, a portacabin toilet and a portacabin drying room. The supply is a 3 phase DB. Im thinking use 1 phase for the trannys, 1 phase for the offices and the other...
    • Eric M
    • Thread
    • building distribution phase phases site plan small transformers
    • Replies: 14
    • Forum: Commercial Electrical Advice
  10. drzsta

    Building own shed?

    Hi all, I want a 18x10 shed/workshop to keep the bike and general stuff in however the sheds on the market are either overpriced or clad in wafer-thin timber. Anybody built their own and how did you go about it? Cheers :smile:
  11. R

    Why TT on Temp Building Supply?

    Okay, I know you have to use TT on a temporary building supply but cannot understand why? If the supplier is able to supply a TNCS why is this not preferable to a TT?
  12. C

    Building a bespoke brewery control panel

    Not sure if this is the right place to post this. Please advise if not. A client I have done some work for runs a brewery supply company, mainly dealing in vessels, pumps etc, and has asked me to build a control panel to run elements and pumps off PIDs and SSRs as he has a customer that...
  13. A

    Outdoor Building Power

    It's been a while since doing any form of installation so I thought I may ask here for clarification especially with new regs...... Detached shed/building approx. 50m from house CU. Need to run 13A sockets and lights in it. TN-CS/TNS supply Is it best to... A) Take from MCB, then SWA down to...
  14. L

    Amendment 3 escape routes and building control.

    So yesterday I was wiring the communal areas in a block of flats that im doing and the building control officer pops his head in with the site agent. Concrete ceilings that's having a MF suspended ceiling underneath so we are using bang in cable tie bases.......Building control officer pipes up...
    • Leesparkykent
    • Thread
    • amendment building building control cables ceiling control escape event routes that's
    • Replies: 23
    • Forum: UK Electrical Forum
  15. C

    Is this an error in the "Electrician's Guide to the Building Regulations"

    Reading the "Electricians Guide to the Building Regulations" today (ISBN 978-1-84919-889-9) section 5.7.5 Fixed Equipment, further down the paragraph states: "Outdoor fixed equipment is not required to be protected by an RCD" That in itself does not ring correct to me I would expect an RCD to...
  16. F

    Downstream meter for outbuilding

    Hi folks, I have a new garden office and need to measure leccy used to charge back to the company. All I need is another downstream meter to tell me the kWh, so would a Landis & Gyr A5235B (http://www.amazon.co.uk/Landis-Gyr-Solar-PV-Meters/dp/B00SRDQ5DS/) or maybe this one -...
  17. C

    Future-proof for PV installation on out building

    Working on a barn conversion where meter/supply are in a separate building. Will be burying a cable (45m) this week to supply barn. There may be a requirement for solar panels to be fitted in the future - is there any need to bury an additional cable back to meter/supply for panels or can...
  18. Pete999

    Building Regulations

    For a laugh I went on line and completed the "Part P test" no I didn't do the course, did it just for fun, it seems to me that if the questions are similar to the ones I answered, yes I passed before anyone has a dig, cover more than just part P of these regulations. To that end would it not be...
  19. S

    Fluke 2042 Cable Tracer or similar - Any good?

    Hi All, there are several threads on here about cable tracers with a very mixed bag of reviews/opinions about them. Has anyone used them in similar circumstances to below & if so how did they perform? I've been asked to carry out a full validation survey & produce a distribution schematic of...
  20. J

    Earthing & Bonding - Steel framed Building

    Hi. We're currently carrying out an installation in a large steel framed building on an agricultural property. Supply in, is TNS. Supply intake is approx 225m from the new building. We require an 80a 3 phase supply, which has been sized at a 95mm SWA with a 25mm CPC. 300ma TD RCD on main board...
    • John1981
    • Thread
    • bonding building earthing steel supply
    • Replies: 2
    • Forum: UK Electrical Forum

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