steel trunking

steel trunking

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  1. mattg4321

    ‘Extending/enlarging’ steel trunking

    I have a potential job coming up where there is some 2x2 steel trunking that is completely overfilled and the lid is missing from various points. I need to add more cables on this run too ideally. Are there any clever products/methods out there to increase the size of this trunking to say 4x4...
  2. D

    UK Are blue through crimps allowed on ring circuit.

    I'm a trainee electrician and I was working with a qualified electrician extending a 32A ring circuit and we were using 2.5mm single conductors (CPC was 2.5mm aswell) going through PVC conduit and then going through steel trucking. And to connect the old ring conductors with the new extended...
  3. T

    Marking holes for steel trunking

    Hi, silly question but in College we only learned how to mark up holes for end caps. I’m just wondering what the standard practice is for marking holes in steel trunking for attaching couplers? The previous Electrician I was working with we used templates but there’s non on this site so i’m...
  4. The apprentice

    earthing of steel trunking

    hi guys just bare with me please still learning lol! if i have connected my steel trunking to the metal frame work via bush and cuplin and and the steel frame is earthed and i can prove continuity from my trunking to the steel work do i still need to earth my steel trunking and also do i need...
  5. S

    Induced Voltage LED / Steel Trunking

    Just fitted some 10 Low Bay Led all wired in steel trunking. Have just noticed my volt stick light up on 3 cables that are not even connected to anything. Gets volt meter out and I've got 38v on it. Seems a hell of a lot. Anyone else found this with LED power supplies
  6. 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
  7. A

    steel trunking and earthing straps

    Do you know if its sufficient to only have earthing straps on one side on steel trunking or is it required to put them on both sides?
  8. D

    Steel trunking

    Hi guys Been asked to perform some remedial works on site....lot of which is Missing 100mm galvanised trunking lids missing. Can they be bought alone ? ( as i cant find them ) or will the whole trunking section needs to be replaced ? does anybody have any better ideas ? ta
  9. H

    Steel trunking to Galv conduit drops

    Can you get any steel trunking with 20mm knockouts for Conduit drops? If not what's the best way to make the holes just a standard 20mm drill bit?
  10. B

    Steel trunking capacity

    Hi Folks, Not been here for a while, hope everything's still good! Well, here it is; I'm trying to find the capacity for 75mmx75mm steel trunking. I'm pretty sure it's 45% full it should be, I' having problems proving it though! Can anyone tell me the reg number or tables referenced? I've...
  11. P

    Does Anyone Recognise this Steel Trunking Please?

    I am on a job in Abingdon, and struggling to find the make of this trunking? Any ideas would be appreciated. Thanks for looking. Nick
  12. K

    Steel trunking

    Hi guys. Have you seen this? http://www.youtube.com/watch?v=owLiV1m2dlQ New Salamandre trunking from Legrand. Is time of the essence when you're on a job? Has anyone tried the new trunking? There is a roadshow going on at the moment where you can try out the new system. Fastest fitter wins...
  13. E

    snagged phase in steel trunking

    hi, if i had a snagged phase in my trunking lid how would i find it, would it show up in continuity or insulation resistance?
  14. W

    Steel trunking, fire barrier

    I need to run some 50 x 50 steel trunking through a fire barrier, whats the best way to maintain the integrity of the fire barrier? Fire rated foam inside either end of the trunking and sealing the hole made for the trunking ok?

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