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and earth

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  1. C

    Are you allowed to run tails and earth in cavity???

    Did a 1st fix to a rather large new build a couple of weeks back. It was a brick and block house which was going to be dotted and dabbed (If you know what I mean) on all of the external and downstairs walls. All good!!! So I decieded to run the tails (25mm) and main earth (16mm) on the block...
  2. S

    Minor works and earth??

    Hi i have just installed a new fan off the lighting circuit in a bathroom but upon testing i realised that there was no earth in the distribution board. I know you can't fail lights with no earth aslong as they are class 2 plastic fittings. So is this ok or will i have to run a seperate aerth to...
  3. M

    4mm twin and earth supplying garage cu

    Hi all, just doing an inspection in a house and noticed that the garage consumer unit is supplied by 4mm twin and earth run from the main consumer unit of a 32amp breaker. Garage consumer unit 100amp main switch and has 32amp- ring(4 sockets), 20amp -radial (1 socket) and 6amp lights(6...
  4. S

    Twin and earth

    Sorry, But im a newbie to domestics. Can Twin and earth be clipped to the brick work of a wall and then be plastered over? Or does it always have to be in capping? Using ordinary cable clips.....
  5. L

    price of 2.5 twin and earth

    where is the cheapest place to buy 200m of2.5 twin and earth at the momment 100m drums are fine
  6. H

    stranded ally earths in old pvc twin and earth

    A property is was looking at needs rewiring but as usual the client wants minimal amount of work needed just to bring the instalation up to current regs the lighting, bonding, defenatley need to be replaced but the sockets do have double insulated twin and earth but with stranded ally cpc not...
  7. S

    how to wire fulrescent lights in twin and earth

    As above how to go about wiring a flurecent light in t+e wih one way switch? Thanks in advance
  8. M

    Twin and earth

    Just like to know is the white sheathed twin and earth cable with red and black stranded conductors still allowed to be used, if the old fuse box was replaced with a new consumer unit or will the cables need to be changed.
  9. K

    NICEIC Certification Scheme NICEIC Inspection Thursday, Certificates and Earth Loop Impedence on a TT system

    Hi, I've just registered today after reading alot of the threads yesterday, I have my inspection tomorrow and wanted some advise, they have asked to see previous test inspection sheets, I have some that have been completed by me and then checked and signed off by registered electricians and some...
  10. B

    Consumer Unit: Neutral and Earth bus bars?

    I've just bought a 10/12 way Consumer Unit, but it has no Neutral and Earth bus bars. There are two vertical rows of screw holes 19cm apart which I guess are to fit them on. The place where I bought the CU doesn't seem to stock them, are they a standard fitting?
  11. S

    TN-C-S and earth electrode?

    Why would someone want to go and put one in on a PME system? On a closer examination, I noticed that the main earthing conductor had been removed from the PME cut-out! So, had the spark who installed this electrode just gone straight in, done a Zs which appeared excessively high without...
  12. mrloy99

    plastic pipe and earth.

    what's the point of having to run in a 10mm cable to the incoming water supply if it's blue elkathene plastic pipe,and the rest of the plumbing in the building is in hepworth plastic.My boss says we have to get the plumber to fit a 6inch piece of copper pipe after his plastic stopcock so as we...
  13. R

    PME and Earth Rods

    Is It OK to have both? Some people seem to say it can create a dangerous PD, but is that right? If you have earth bonding thats not that different to an earth rod, as the pipes go through the earth. I think I read somewhere in the regs or somewhere that an earth rod can be considered as a...
  14. N

    Crimping 240v Twin and Earth - Safe??

    Hello, I would like to know what the regs say on crimping 240v 1.5mm twin and earth (single core) using red straight through crimps... Is it legal/safe/can it be done and pass inspection etc etc? What can I do/use instead of using a chockblock (connnector block) to join 1.5mm twin and...
  15. W

    stripping twin and earth

    anyone know of a tool for stripping twin and earth? apprentices are forever telling me your not supposed to pull the earth (what do they know) and i hate running the knife down it especially when im doing a db

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