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steel

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  1. loz

    Floods on insulated steel buildings

    got a few 100w floods to mount on a newbuild. The walls are clad with insulated cladding, outer tin strip, insulated ion, thin tin strip. I can't get a fixing into the top purling, due to guttering. The client wants the floods mounted between en the top 2 purlins. I was thinking 2 bits of units...
  2. H

    Steel Conduit

    Hi Just got a quick question. I install CCTV systems and want to start using steel conduit instead of PVC. Do I need to ground the conduit if it will only have CAT6 network cable inside. Thanks
  3. S

    Suggestions for mounting

    Hi guys, I need some suggestions. I have a job next weekend in which the customer has asked for outdoor sockets to be mounted on a steel fixing coming from the ground and I'm stumped with what to use? Any help?
  4. Pete999

    Steel Conduit

    I was wondering last night, or should I say wandering, when I were a Lad working with steel and Galv conduit, I distinctly recall the Electricians I was working with always gad me filing the ends of couplers, locknuts etc and also removing the pain from entries into steel enclosures, I know in...
  5. B

    Bonding Stainless Steel Tables In A Kitchen

    Wiring for a new kitchen,client is having all new stainless steel tables,have these all got to be bonded.If yes what size earth cable do you suggest. Regards
  6. D

    Flexicon LFHU25B-25M Flexible Conduit - upto 7 drums

    We have for sale 7 drums which were bought for a job but never used due to the client changing their mind on what was needed. We're looking for £60 per drum assuming collection by the buyer from Rugby but we can quote for delivery. Please contact me if of interest. This is what the...
  7. M

    Steel wire armour

    Hi.....I think I'm being dumb.....when installing 35mm swa cable and then recording it on the schedule of test results sheet ....what conductor size do I log for live and cpc.....thanks in advance...
  8. G

    Cabling to mains water feature pump

    Hi All, Been asked to connect up a mains water feature which comes with a 10m rubber flex. Just wondering if anyone else has done this and how they protected the cable to the pump from mechanical damage. Thanks Geezza
  9. S

    Earthing Stainless Steel Bench?

    I have been asked to 'earth' a metal/stainless steel bench inside a workshop. The bench is used with hand tools and power tools - there is a socket directly above it where power tools being used are plugged in to. Also staff are complaining of receiving static shocks when touching the bench...
  10. ringer

    Fire resistant clips and singles in trunking

    Current job involves running singles in plastic trunking and conduit. Am fitting fire resistant clips over escape routes but am not too happy using these clips over the singles without any kind of protection against chaffing/cutting into the 'single' insulation. I have been wrapping the metal...
  11. Z

    Question regarding old steel TN Earthing conductor from supply sheath

    I'm a little confused as to where the responsibility lies for the conductor described in the title. You know the type - on old TN supplies where you've got a bare multistrand conductor coming from the sheath to the M.E.T that's always of a fairly piddly CSA. My understanding is that this is the...
  12. B

    Save British Steel Petition.

    I've copied this post from a user on another forum, I haven't seen any mention here so thought I would share. Please help save our country from becoming a nation of bankers, estate agents and insurance salesmen. sign the petition please... https://petition.parliament.uk/petitions/126128...
  13. P

    Old MEM board with no main earthing

    Hi Guys, I came across an old MEM board a couple days back with 3871 breakers and 5419 main switch. It was metal board with no earthing and relying on the trunking as mains of earthing (no main bonding). As well as this no RCD protecting to sockets. Obs a fail. Would you code 1 or 2 this...
  14. S

    Conduit back boxes 16mm knockouts

    Don't suppose anybody knows where I can source some 2 gang metal back boxes that are compatible with the old steel conduit systems? Basically need to change a 1 gang to a 2 gang but local wholesalers can't seem to locate anything. The old conduit is about 16mm diameter so knockouts need to fit this.
  15. 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...
  16. A

    PVC to steel conduit adaptor

    Hi, I was just wondering what the best way to connect PVC to steel conduit is? I was thinking PVC male adaptor and a steel conduit coupler? Cheeeeeeeeeeers :D
  17. V

    Metal conduit earthing System questions

    Hello Guys, I have a question for you on metal conduit earthing systems. I've been asked to upgrade the CCU on my wife's grandpa's 2 bed flat (bit of a love job so I want to keep costs down). On inspection I've discovered it's an old Imperial metal earth conduit system. All the EFLI values are...
  18. the pict

    Old switch gear

    One I have not seen before no camera unfortunately, cast steel, swing down cover, with a plastic like cover and cartridge fuse holders with spares in clips, going back so will take some pics, was there not a guy on here who collected them and used them on film and TV sets ? Pict
  19. A

    C-section steel beam fixings for 20mm conduit

    Hi all, I am after advice on the best and quickest methods to use for fixing 20mm steel conduit onto C- section steel beams? I've heard of some clamps that you can buy, similar to these: Steel Beam Clamps | Conduit Hanger Assemblies | Bulk | Minerallac Screwfix do a similar system but not for...
  20. D

    continuity test on steel trunking?

    Hi guys Just a quick one. Doing 2394/5 going through mock paper can't find answer anywhere. How would a continuity test on length of steel trunking be carried out? Any help appreciated

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