steel | Page 3

steel

Recent contents View information Top users
  1. cprfenom

    extending the earthing arrangement for a steel framed commercial building under 18th edition

    Hi Guys, This is my situation: Existing brick building demolished and replaced with steel frame, steel panel clad warehouse/storage structure. Original building had two electrical supplies: 1 x 63A single phase and neutral via 3 core PVC SWA PVC 1 x 100A TPN via 4 core PVC SWA PVC plus equal...
  2. gazdkw82

    20mm flexible conduit through steel

    I am running some flexible conduit within a 5mm steel box profile dwarf wall to feed socket outlets In a small conservatory. One of the sections is 2 box sections bolted together. The flexible conduit will run through this but I'm not happy with the conduit just pushed through. I was thinking of...
  3. J

    Looking for advice on this one if you can.

    Wondered if anyone can advise here please by any chance. When making a running coupler where one end of your steel conduit has a bend, so turning it to make a fixing would be impossible, it seems apparent that how ever way you do it you will be left with some thread left over on the steel...
  4. D

    Should a giant steel framed human aquarium be earth bonded?

    I have a large, portable steel framed tank. approx 6m x 2m x 2m. It is used for actors/models to perform in for a variety of productions. For many years now, I have had conflicting advice about whether or not it should be earth bonded. The initial response is "it's a giant steel structure, bond...
  5. R

    25mm galv conduit deta brand from tlc keeps bending with a flat back and wrinkles ?

    Iv used this bender for allot of 20mm galv jobs and its worked fine. Im currently doing a job that involves 25mm galv conduit so iv changed the former and steppes up the roller and arm into the appropriate holes. Every bend i do the conduit keeps showing small wrinkles at the start of the bend...
  6. N

    Steel Channelling vs PVC Channelling

    Sorry if this has been asked before, can't find it. Which one do you prefer using and why?
  7. DavidSpark

    Steel conduit - tips and tricks?

    Hello! Got a few jobs on the way that involve large amounts of conduit work. All surface mounted and will mostly be mounted externally around the building. I was just wondering if anyone has any good tips, tricks or good points to think about when doing it to be quicker and more efficient...
  8. 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
  9. D

    Running cable over steel beams below chipboard floor

    My builders have left a 20mm gap above the steel beams supporting the new first floor by setting the timber joists 20mm above them. Is it acceptable to run cables through the gap and over the beams? Cheers Dave
  10. andysparkfree

    95mm 4core SWA, just trying to go definitive on the steel to copper calculation

    good afternoon guys I have a 95mm 4 core swa to this new office build , thats fed via a new exterior mains panel located next to a new sub station. now all feed cables on this project have been designed by an independent company, and i currently have flagged up that i believe that using just...
  11. W

    Proving structural steel is bonded

    Carrying out some EICR on a commercial/industrial site. Previous records state the structural steel is bonded, and visually I can see 4x 25mm Earth wires leaving the main earth bar, I cannot trace the one going to the steel , though I suspect one of these does. How do I prove this? Is it a case...
  12. C

    Cannot Find Brushed Steel 45 Amp Cooker Control Unit - Vertical?

    Hi all, hope everyone is well. I'm looking for a replacement cooker control Unit similar to the one in the picture. I am after a brushed steel or satin one, but I cannot find one anywhere with these vertical dimensions. The tiles behind the socket have already been cut to fit this shape by a...
  13. J

    Conduit die set recommendations

    Hello, Can anyone recommend a good quality 20/25mm conduit die set? After looking online prices seem to vary quite dramatically. I Want something solid that will serve me for many years to come, Thanks Judd
  14. bigspark17

    Steel framed workshop.

    hi have a large workshop to price, standard stuff, but i noticed that the steels 4 of which are not bolted together so in a sense offer 4 earth fault paths, i would plan to export suitable earth/cpc conductor from house to bond the frame but should i bond each steel back to consumer unit(in...
  15. D

    Mains distribution upgrade work, 3 phase,old isolators, steel conduit & trunking providing CPC

    Hello everyone I'm picking up some remedial works from an EICR fail in a commercial property. Its a 3 phase supply with old steel conduits , trunking & coupled metal equipment, that provides the earth to the various locations. At present the earthing is insufficient, every earth in the...
  16. B

    Burying Galvanised Steel Conduit

    I was wondering if any of you have any experience burying galvanised steel conduit? My current plan is to make up the conduit, T-Wash it and give it a couple of coats of primer and hammerite before I sink it in the ground but I'm wondering if it will be enough? My Father has suggested covering...
  17. J

    Brushed Steel Screwless plate - which Brand?

    I have to install roughly 150 points at a large property. The client is style conscious and wants to install Brushed Steel / Chrome / Nickel Flat plate sockets and switches. Is BG Nexus a good and sturdy brand? Not shoddy quality like LAP which keep falling off / failing. Mainly worked with MK...
  18. HumbleWorker 91RT

    Anyone have or regularly use a Mini lathe for steel or wood?

    Yo guys, More than likely some of the older boys (naming no names) may have used a lathe once or twice, for machining little parts and bits and bobs on your home projects? Looking at broadening my horizons and add some feathers to a pretty bald cap. Cheers, HW
  19. Strima

    CSA and resistance of 20 & 25mm Steel Conduit

    Can anyone point me in the right direction to find out the CSA and resistance of 20 & 25mm steel conduit? It's for part of my 2396 project where I'm using the conduit as CPC, I'm happy enough with the calculations I just need some numbers to work with. I've tried various manufacturers websites...
  20. W

    Stainless Steel 20mm Conduit

    Hello, Got some stainless conduit to do in the next few weeks, I was wondering anyone with experience with this... I mean have you used your normal stock and die for threading? Maybe a fresh die if its getting a bit old in the tooth? Plenty of cutting compound of course, was just wondering...

OFFICIAL SPONSORS

Electrical Goods - Electrical Tools - Brand Names Electrician Courses Green Electrical Goods PCB Way Electrical Goods - Electrical Tools - Brand Names Pushfit Wire Connectors Electric Underfloor Heating Electrician Courses
These Official Forum Sponsors May Provide Discounts to Regular Forum Members - If you would like to sponsor us then CLICK HERE and post a thread with who you are, and we'll send you some stats etc

YOUR Unread Posts

This website was designed, optimised and is hosted by untold.media Operating under the name Untold Media since 2001.
Back
Top