meter tails | Page 9

meter tails

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  1. T

    Single or double insulated meter tails

    Hi all. Ive got to take my meter tails from the isolator to Henly blocks then split them up one set to a con unit the other set to a 100 Switch fuse. At no point of the installation would the meter tails be exposed. They will be either in the meter cupboard, conduit, con unit or switch fuse. My...
  2. S

    meter tails

    We are having a upgraded mains in a school we are working in we have a 400a panel board in place network services are bringing a 400a supply We have calculated the tails to be 185mm with 120mm earth + 50mm bonding these are a 4m run in 150mm x 150mm trunking on there own. Npwer the metering...
  3. the pict

    meter tails

    Can some one point me at the table to use for larger CSA cables, I have an NICEIC assesment coming up and want to use a couple of stacked CU's I normally plug the details into software and it spits out the answer but, I want to be able to prove my calcs and reference the table to back up my...
  4. Goody

    A question about 16 mm meter tails.

    Hi, I am adding a single socket spurring off from the downstairs ring as a minor work for my assessment. The tails from the main fuse to the meter and again from the meter to the Henley block are 16 mm. A pair of 25 mm tails then connects to another Henley from which 16 mm tails feed the main...
  5. S

    Kopex on Meter tails????

    Just started at a new company (new builds) and noticed that they do not run the meter tails in 32mm metal kopex, as this is only the second company I have worked for, is this not a requirement or just my old company covering there backs?
  6. I

    external meter tails

    hi guys is it acceptable to use pvc trunking to run 25mm tails externally from meter cupboard 1m vertically up then through cavity (25mm conduit) into back of cu. or do you have to use metal trunking to satisfy mechanical protection? cu located in tiled kitchen so i cant run trunking...
  7. W

    splitting meter tails

    hi all can anyone help me with the correct junction/henley block and fused switch to order for the following. spliting meter tail into block and on to CU new tails to fused switch to take 6mm armour to log cabin i know to banjo the armour on the fused switch for earthing, but cant seem to...
  8. J

    Wiring PV into Meter Tails

    I am currently installing a domestic pv system. The present consumer unit and wiring are very outdated and the customer does not want the cost of a re wire and cu change. The plan is to fit a new garage board and split the meter tails into a Henly block. Will this be o.k for MCS inspection...
  9. I

    meter tails

    hello there quick question, when installing a new c.u. if the tails are of correct c.s.a. but have been installed in the cavity or have been plastered over ( with no mechanical protection ) do they need to be replaced ? or is it ok to leave in place and replace new c.u. ? many thnaks
  10. P

    maxium lengh of meter tails ??

    hi there what is the maxium lengh of meter tails you can use is there anywere in the regs it states what it is any help would be great cheers
  11. T

    meter tails who owns what

    The meter tails from meter to consumer unit are the property of the homeowner, but what if the supplier have fitted an isolation switch, does the homeowner own from switch to CU and supplier from switch back?
  12. C

    16mm Meter Tails

    Should you upgrade the meter tails with fuseboard change? Opinions please.
  13. C

    Meter tails and 100A main fuse

    Morning, Ive just changed a CU and the existing meter tails were 16mm. I have put new ones on that are 25mm, and connected these to the 16mm from the meter in a henley block. The flat has a 100A main fuse. I am going to use this as one of my locations for my NIC assesment. Should I ask the...
  14. B

    Non compliant Meter tails replacement with a non compliant fix!

    Hello all, I am desperate for some advice on a job I had done yesterday by an electrical contractor. The job was a meter tail replacement and routing to the cu but apparently it does not meet the 17th ed regs. For the sake of brevity the thread I started with relevant pictures of the install...
  15. jon jordan

    meter tails 16mm 10mm earth

    hi guys got a cu to change from the meter to old cu there is 16mm tails with 10 mm earth as the meter is locked off with crimps & wire what is the proper way off changing the tails to 25mm and 16mm earth can I chop and get into the meter without any come backs ? or can i leave it as...
  16. G

    Isolator on meter tails.

    Hi all. I think I can safely say that we all agree that the DNOs should be providing double pole isolators for us to plug our tails into, but since as a matter of course they don't do, I'm asking you if there is any reason why we cannot supply & fit isolators ourselves. If we can, can we use a...
  17. J

    Meter Tails

    Did they ever use 4mm tails for fuse boards because I went to look at putting in a new fuse board and was shocked to see these, I thought maybe they could of been 6mm so got some out the van and compare and they were about 4mm but def no bigger, I disconnected the fuse board and rang the...
  18. G

    meter tails??

    I have to change a consumer unit, I have calculated the total load to be 51 amps. The main fuse is 60 amps, The meter tails are 16mm. Do I have to change the meter tails to 25mm ? or can I leave the 16mm ones in? In the osg, it says that 25mm tails should be used, but id rather not change them...
  19. S

    Double mcb for meter tails protection

    Im moving a consumer unit at customer request from garage into a cupboard understairs so customer doesn't have to leave house to get to unit. The tails would be 8m. I've considered using a type 'B' 80A DP MCB which will act as isolation and tails protection. Has anyone else used this method...
  20. D

    meter tails routing

    if someone could clear this up for me and finally give me a straightforward answer i would be very gratefull. when installing new meter tails that are not in a safe zone, ie 150mm from ceiling/angled walls etc and not going directly to an accessory, if they are buried in a wall and protected by...

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