tails

  1. C

    25mm Meter Tails

    Afternoon, Quick question. I’ve been to a job earlier to find a fault, but this connection was at the main switch. The first set of tails come from the meter and the second set are down to another duel RCD board. Looks doggers. Checked the Schneider manufacturing instructions and I was...
  2. B

    Meter tails over 3m

    Hi all, Just doing a newbuild where the DB will be about 8m from the cut out/meter box. 25mm tails run in conduit on the surface of the outside wall then direct through the wall to the DB inside the house. DNO have provided a (non-fused) isolator in the meter cupboard after their 100A cut out...
  3. K

    Taking 25mm tails over 3 metres

    Hi all, This week while wiring a very old farmhouse for heaters I noticed the incoming cu tails were very long, around 20 metres from the fuse and meter which is located in an adjacent farm building to the house.25mm tails (double insulated) leave the meter and go into a kmf switch (sorry I...
  4. GBDamo

    35mm tails?

    Looking at a job today and the meter tails were 35mm with a 25mm earth into a 100A SP TN-S with a 10mm soldered main earth. Tail run, no more that 3m all clipped and a short run in trunking. The 6181Y is doncaster cabel brand. Measured the cable at 13.5mm OD and this confirms its definitely...
  5. P

    Meter tails from outside??

    Evening chaps First fixing a new build this week I’ve got a dilemma I’ve not come across before, the meter box is outside and the consumer unit is to go in the garage it’s on the same wall about 1.5m away but the meter cupboard is outside on faced brickwork and the consumer is inside the garage...
  6. T

    Micc tails from meter cupboard

    Hi all,been to look at flat today and it requires a new Consumer unit. Its an old porcelain type of fuse holder and shield and some of them are damaged. The flat is in one of these 60's built blocks with a meter cupboard on each floor. In the meter cupboard is the service head, meter and an...
  7. A

    3 core armoured cable to meter tails

    Hello, There is a 3 core underground armoured cable that emerges into a small "plant" room and from there it will connect to the consumer unit which is a fair distance and inside the property. A previous electrician (left when coronavirus) has already run meter tails between plant room and...
  8. J

    Extension sub fuse board were do tails go to ?

    Connecting up a fuse board in an new extension we’re will the tails go to connect to the supply and get power . thanks
  9. P

    Twin and earth used as meter tails

    So i went to a job and i came across this the house is 19yrs old and apparently this is how it was when they moved in from when it was built its the twin and earth that runs to the consumer unit I am looking at there is some 10mm earth to the gas meter that has been fitted at a later date.
  10. S

    SWA instead of meter tails

    Hi Gents, Hope everyone doing good at this hard time,i need your opinion guys I am installing new CU and Client ask me to install it somewhere roughly 6 meters away from meter box. i have decided run SWA as i can not use 3m meter tails in this case but my questions are; 1.Can i run SWA through...
  11. Kingers

    16mm tails on 100A cut out

    Hello everyone, I have recently qualified, though yet to start practising, as an electrician. I have noticed, at my home, the tails from the (single phase) 100A mains cut out to the 100A rated meter, from the meter, to a 60A isolator and from the isolator to the antiquated fusebox are all...
  12. E

    Meter Tails in Cavity - Horizontal Run

    We've just recently bought a property which is around 25 years old and will be completing some alterations. The consumer unit is in the Utility high up on the wall. Isn't in the ideal place and we'd like to move it, due to a new kitchen layout. On further investigation the meter tails run up...
  13. O

    Using SWA for tails.

    Hi everyone, Just been on a new build (one off build not cookie cutter), original sparks left some SWA for a car charger and electric gate that I have been working on, I have signed off these two new circuits. The tails have been taken from a DNO supplied main switch, TN-CS with 100A fuse. He...
  14. G

    Splitting 25mm meter tails to SWA and 25mm tails

    Hi All, I need to split the meter tails to supply a second CU which will be at the rear of the house, however the supply to the second CU will need to be in SWA and I can only split the tails at the meter cupboard. Is there a suitable adaptable box or isolator I could use to be able to do...
  15. D

    'Piggy backing' tails

    Hi Guys, Came accross an install today where a new 2 way board has recently been installed to make room for a new shower circuit (Db1 - 16th edition full board). How the 'electrician' had wired it was by using 16mm tails from DB1 main switch which now has 25mm and 16mm crammed in there...
  16. T

    Containment for tails

    Evening all Have a consumer unit change next week, the board is high level in a bedroom with 16mm tails buried in the wall. I’m replacing the tails but they don’t want any trunking in the bedroom, the mains is below for consumer unit I was going to trunk up the outside wall and drill in? Any...
  17. R

    Meter tails over 3 metres???

    Good morning Looking for some advice on a domestic job. The consumer unit is being moved from kitchen to cupboard in hallway. The meter is staying in same place but the distance between meter and board is around 7 metres. I have been advised to fit a 100amp isolator at meter and run tails from...
  18. M

    Meter tails and capping

    Hi guys came across meter tails buried less than 50mm no rcd protection but did have some red capping over and they are in prescribed zone about a meter between main fuse and consumer unit. TNS system. C2 or no code??
  19. L

    Consumer unit tails

    When did 16mm tails stop being used by DNO
  20. D

    Length of tails

    Afternoon all, New to the site so thanks in advance. Currently working on a new build, the supply was installed last week (new build) 80a fuse installed, EON installed the meter this week with 100a DP switch. All fitted within the external meter box. I’m looking to run tails, ideally I need to...

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