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  1. P

    Can you earth to ground rod with bigger earth cable than the tails ?

    Quick one. Tails are 10mm. Earthing cable from rod to earthing block inside the CU is 16mm. Where i am, we have the tails in, everything RCB protected and then the earthing cables from the circuits/appliances etc into the earthing block. On my CU, the earthing block is a bank of 'quick...
  2. Soulsurfer

    Collingwood ground lights

    Anyone ever put in any of their lights such as the GL016's they look like they're wired in series through the joint boxes but just trying to work out if any old adaptable IP rated boxes could be used rather than buying collingwood own made JB2's or JB4's at a higher cost. Customer had some...
  3. L

    Horn wire steering wheel

    Hi all I am very confuaed trying to fix my horn I have an omp aftermarket wheel which has a red connector attached to the Hub metal bit and available as spade connector to connet to the horn button Then the horn has two tabs for spade connectors which are ground and positive Ground is making...
  4. L

    Garden Lighting

    Morning Lads Hope everyones having a nice break over the hols, i have been caught relaxing too much and strong armed into completing the endless list of already active jobs. After replacing the abortion of a CU under the stairs to a fancy, hager-high integrity 17th ed to accommodate an rcbo for...
  5. kropaske

    Very old cut out info

    Came across this recently. Looks like 30s, 40s maybe. Does anybody have any info, Bs number, kA values...
  6. M

    I need help with wiring, please!

    Hi guy, I have a project to do and I am a little bit stuck. So, the problem sounds like this: I need to connect a cable with 4 wires (power, data+, data-, gnd) with a 6 output pins to get pwr, smclk, smb, 2 more pins and the ground. Could someone advice me with his, a little bit? I would...
  7. M

    Sub-main install urgent question

    Hi Everyone Looking for you knowledgeable people to help me out with question about the routing of sub-mains. UKPowerNetworks are soon to install a new 3-phase supply to an external meter box. This will supply two separately owned maisonettes (shared Freehold) - one on ground floor and the...
  8. F

    Outside lights

    Hi, I've put some under ground lights in a restaurant with outside seating. The lights are in the ground but there is a kirb all the way around then some shale then a wall. I have come from armoured cable into a weather proof box. into a light sensor. then into a galvonised t box. this first t...
  9. C

    Review and Critique My Off Grid House Plans Please

    Hi All New here...just discovered forum after posting this elsewhere but probably better advise here Please be kind.....Ive done as much reading as I can and I although I find most of the calculations and formulas impossible, I've ran through most online calculators and now have the following...
  10. D

    Best Way To Ground Rf Energy From Ethernet Network

    I'm not an electrician, but I am looking for some advise on the best way to drain a shielded CAT6A ethernet network in a UK house built in 1989. I need to drain the RF energy at one end. I have finished installing in excess of 500m of CAT6A and every cable save for one goes to two CAT6A patch...
  11. G

    Ventilation below ground level, cinema room, best options

    Hi all, been to a house today and the owner is complaining that the cinema room and office is stuffy and would like ventilation the rooms are below ground and there is vent pipes in the rooms that go to a central point. i wondering whats best to put in, heat recovery one or just inline fans...
  12. F

    Mechanical protection for power cable come out from ground

    Hi , All am looking if there is a BS for that . it necessary put mechanical protection (conduit ) for all power cable come out from ground Many thanks
  13. a-z electrics

    mains tails via swa

    What advice can you give concerning running a 3 metre run of mains tails under ground from the meter head to a new CU in a newbuild property (barn conversion)? and what size would you say? I'm assuming at this stage the earthing will be tncs. The requirement is 100A and I see in the TLC...
  14. I

    Ground Fault Detection Interrupter (GFDI)

    Some inverters are provided with GFDI and some are not. Is this a regulatory thing dependent upon the country of use intended for the product?
  15. R

    Problem with new garage sub panel

    I get really fed up posting questions on forums and having people "answer" me who have no clue what they're talking about, so I came here to ask the pros!!!................. After having great success a few years ago wiring my girlfriend's storage shed for 220, I now have my own house and ran...
  16. J

    Plug-in Solar Power Stations

    Hi there. Interested to know what anyone thinks about these plug-in solar power stations which are coming onto the market. These things are wired (via a Switched Fused Connection Unit) into the mains power supply. This system dispenses with the feed-in tariff and can apparently be installed...
  17. J

    Kipor Sinemaster generator earth

    I have the above 3.0 kVA generator to power a caravan and I am unsure about the earthing requirements. After reading the manual and the HSE guidance I am of the opinion that it is a floating earth and an external earth rod is not necessary. If anyone knows any different or has any advice, it...
  18. B

    Laying cable over ground to garage

    Hello All, I'm building a detached garage about 70' from the house and want to run power to it (for welders and air compressors). However, my garden is full of trees, shrubs and bushes - there is no suitable route for a buried cable that won't severely disturb the roots (I have dug a number of...
  19. A

    Determining Live, Neutral, and Ground wires

    I would like to verify some information I was taught today by an experienced electrician. I asked him:"If I have three wires which I don't know which is which -- and the colors of the wires don't help -- how can I identify what's what?" To identify live: which wire lights the tester. Now with...
  20. S

    Drive over ground lights bonding question?

    I am required to provide power to a shed, a pond (with pump) and some outside lights. The lights are class 1 and are the drive over type. The current earthing arrangement is PME. This installation is in a garden with kids and animals present. I have decided to install a CU in the shed and TT...
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