metal

  1. B

    Live metal casing on new light

    Hi guys looking for advice here, Voltage on light casing! Just been out and bought a new light fitting (I will attach the photo of said light) simple 2 core and earth terminal connections. After install i wanted to check the lower ring of the light to see if it had earth continuity from the...
  2. S

    Rear Knockouts on Metal Units

    Hey All, So query I have had for a long time is this: Why supply special entry glands for a metal unit (top and bottom) to help stop the spread of fire/dust ingress/water/fingers etc then go and have a bloody great big knockout at the back which only needs a grommet strip to protect the...
  3. A

    18th Edition metal fixings requirements help

    Hi guys I'm after some advice please on with 18th edition and requirement of fixings. I'm wondering what fixings people are using in brick,thermalite and concrete with rebar?? Also do your change your fixings depending on type of clips used like cleats for example?? Thanks
  4. A

    New metal 2 way unit fed from old Plastic 10 way consumer - Ok or not ?

    Hi, I have just had work done but not sure if this is acceptable as i am having doubts. I have an existing 10 way 'Plastic' consumer unit, fitted in 2004. Electrician has now added a new 2 way METAL unit to feed the dormer Ring mains and Lights & the tails are fed to inside the old 10 way...
  5. A

    Metal boxes not grounded properly

    While adding come circuits to my garage I realized that some existing circuits were not done correctly. These are 240v 30 amp circuits to run power tools ( tablesaw, bandsaw ...etc ) There is 10ga 2 wire romex ( so black, white, bare copper) feeding a metal box holds a 240v receptacle...
  6. A

    Magnets on a metal clad distribution board

    What is everyones opinion about fridge magnets being used on a consumer unit? I understand edi-currents and that it’s not recommended, but is there solid reasoning why? Just for some context, I work for a large housing association in the West Midlands UK completing the electrical safety...
  7. newfutile

    Metal chequer plate floor bonding

    In a communal electric intake room for flats (meter room) there is lots of bonded trunking and tray, also the metal door frames were found to have extraneous parts linked to earth , these have now been bonded. They have now fitted a metal floor , i have not conducted a IR test to earth as yet...
  8. D

    Metal boxes NO earth lug...

    So, my brother just moved into a 1980s built semi and some of the dimmers werent working and some other stuff needed replacing like cracked sockets. He wanted brushed chrome so being a fairly new build I though easy no problem... Just dropped down a few of the dimmers , one of them being an...
  9. C

    Switching sockets and lights from plastic to metal, earth wire query.

    Hi all, hoping everyone has enjoyed their bank holiday weekend. I hope this post goes in the right place as I've just joined. I'm looking to swap a two way light switch and two double plug sockets from bog standard plastic ones to stainless steel ones, the existing wiring (old colours) has an...
  10. FUSEServices

    Does a metal clad 2g switch with key switch same plate exist?

    Im after a metal clad 1g switch plate with a 1g switch and em light test key switch on same plate. Doesn't seem to be one anywhere. I know I can use a grid switch or Scolmore Click. Anyone know why this is?
  11. M

    Class 1, no metal, how to test?

    I want to PAT a coffee machine. It has a sealed plug; no class 2 mark; a round cable that suggests twin and earth; and no visible metal. Please how should I proceed? thank you.
  12. P

    changing consumer unit from plastic one to metal

    THIS IS FOR ELECTRICAL NEWS ONLY
  13. G

    Bonding metal studwork,

    HI all, I need to bond metal stud work on new build houses, 4mm from socket to an upright, uprights have roof baton for noggins, then socket screwed to the baton, does the bond need access for testing at all? I'm looking into metal noggins for continuity,i think it will be better, just...
  14. S

    UK Second empty meter cabinet for a consumer unit to feed several garden circuits. Can a standard metal csu be fitt

    I have a customer who has installed a second empty meter cabinet for a consumer unit to feed several garden circuits. Can a standard metal csu be fitted in here, does it have to be in an ip65 enclosure also or can a ip65 plastic csu be used. I get csu has to be non combustible within a dwelling...
  15. J

    metal boxes earthing

    I have seen a few metal back boxes that have no earth terminal lug. Do the regs state the metal back box must have an earth wire to it? The earth on the socket/FCU is earthed to the backbox via the socket faceplate securing screws.
  16. K

    metal conduit Running multiple singles through a metal clad box

    Hi . Im running some conduit , a long horizontal with metal clad boxes , with vertical runs to a term box for light fittings and a couple of smoke alarms . Was going to use 4 way boxes dropping down to the sockets and up to the light s. Is it acceptable to run them through the metal clad boxes...
  17. P

    wiring a metal building in HI.

    I'm located on the East side of the Big Island, Hawaii. Due to the copious amounts of rain and the ever-present Sulphur gas from Kilauea Volcano which ranges from virtually imperceptible to close the doors and windows and wait till the wind changes direction. I've purchased a Steel Master metal...
  18. S

    How to ensure safety of the wiring layout to a 20ft metal container

    The attached diagram shows how a 20ft metal container is currently wired. All swa (2.5mm 3c) is buried under new tarmac drive. My questions is how can I ensure this is safe with no way of getting any new cables back to the house. Is the RCBO at the house consumer unit along with the cpc earth...
  19. C

    UK Hi Guys, is there a requirement for the metre isolator switch to have metal enclosure?

    Hi Guys, is there a requirement for the metre isolator switch to have metal enclosure?
  20. A

    UK Metal bathroom cabinet with inbuilt shaver socket not earthed

    I'm a pretty competent DIYer and always try to follow the relevant IEE/IET regs. Recently I ordered an LED bathroom cabinet from Amazon to replace an existing broken LED cabinet (the mirror was broken). The new cabinet is made out of aluminium, has LED bulbs in the glass on the front and a...

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