1. 4

    Split Consumer Board - R side RCD switching off L side cicuits

    Hi folks, Would appreciate some thoughts. Called to a friend's house earlier in week. No cooker or sockets. She said that the cooker had tripped a couple of times when she tried to set up the electronic timer either before or during use. Timer needs to be live to allow electric oven to...
  2. L

    Metal consumer only option now?

    Following on from this saga: SWA questions, doubting electrician - I had an electrician out to quote to rectify the problems yesterday after dealing with the tripping issue myself. I have now been told...
  3. J

    HELP, lights not functioning properly after consumer unit change

    I changed an old fuse board for a new consumer unit and the lighting for this house was connected in two separate fuses. So I swapped one for one and put them into two 6 amp breakers. Now the light at the bottom of the stairs is permanently on and the light at the top is off. Light at top...
  4. S

    UK Adding RCD spur doesn't set but consumer RCD is fine

    Hi all, I have ran added a fused RCD spur off a socket to feed some electric gates. I figured as it was going outside I would put an RCD on the spur on it as I had one kicking around I believe it's probably unnecessary but when I connect it to the supply it will never set and constantly trips...
  5. G

    16-Module Split Load Main Switch Consumer Unit issue

    I have an issue with finding out which of the ring circuits is causing the breaker to trip when any appliance is switched on it, can anyone tell me how to find out? I believe one part of a ring circuits is on one side and the other is on the other side of the split and I believe this is...
  6. D

    SWA sheath, earthing and empty consumer unit space

    Hi all I had some house rewiring undertaken on my house and have come across a few issues since painting. First thing was damage to the rubber outer sheath of the SWA cable on the outer wall which I've rapped electrical tape around temporarily as the metal rods were visible and we had a lot of...
  7. Q

    2 Consumer Units or 1?

    Hi All I need some advice please. I am getting my house rewired and have asked for each room to be rewired on a separate circuit so if 1 room has any problems and trips it does not affect the lighting/sockets in any other room. its a 5 bedroom house and kitchen diner and living room (total 7...
  8. C

    18th edition surgeprotection consumer unit

    I have recently been told that on new builds you must put in a surge protected consumer unit? How is this achieved? also has anyone put one in before?
  9. S

    Are 30mA split load consumer units non compliant under 18th edition

    Hi All, Just wanted to see what peoples opinion is is installing a 30ma Split load board compliant/ non compliant under the 18th Edition or you have to use RCBO's for each final circuit? BS7671:2018, Page 155 regulation 531.3.5.2 is a note which says on TN systems which states " Exept where...
  10. A

    Consumer unit heights

    Hi guys I've read consumer unit heights are to be situated so that the breaker switches are between 1350mm and 14500mm from the floor in a new build property. Is this really the case. Is this a must or can the consumer units when being installed in a new build property be installed lower for...
  11. J

    Relocation of Consumer Unit CU

    Hi, Just after a little advice really - i am currently undertaking a complete home renovation. I have a really ugly looking Plastic CU on the wall as soon as you walk in the house which I am looking to relocate ideally under the stairs There is a single rated meter installed inside the...
  12. westward10

    Show us your consumer unit.

    So a bit of fun as it is a bit quiet. This is mine been there since I moved in and has all the required notices and selected additional protection. The first Proteus one wins the wooden spoon.
  13. K

    No fusebox or consumer unit?

    Hi, new here just a bit confused about the electrical supply into our rented house and wonder if I can get some advice before speaking with my landlord? I thought all houses had a consumer unit or at least an old fusebox? All we seem to have is this in a cupboard under the stairs! The daft...
  14. A

    Consumer unit heights and mains tailsnew build

    are the consumer unit heights for a new build 1350mm and 1450mm. The services to the new build property will be on the front outside wall of the house meaning the tails will have to be passed through the cavity wall. Can I pass the tails up through the cavity wall to a reasonable height and...
  15. S

    TT System Consumer unit/RCD Arrangments

    HI All, Wondering what the best configuration is for a Consumer unit replacement on a TT system. is a 30ma Split load board with a 100ma time delayed RCD as the main switch suitable in todays standards? do you completely remove the red double pole main switch and replace with a double pole...
  16. G

    Length of tails between meter and consumer unit

    Hi, I am currently studying for my 18th edition regs update exam and came across a video by SparkyNinja on you tube. I think SparkyNinja is very good and produces high quality content. However I disagree with his interpretation of regulation 434.2.1 (i) In his video he says you need a fused...
  17. M

    Domestic Extra Consumer Unit

    Hi Everybody I have to say before I ask that I will not be attempting this myself, I am asking if this is possible and if so I will find an Electrician to come and do the work for me. In the image below I have the mains coming in, going through the meter then through a switch and off to the...
  18. E

    Consumer unit change

    Hi, I'm a recently qualified electrician and my parents need their consumer unit replacing as they are having a new bathroom and they currently have an old rewirable fuse board so obviously no electrical work can be carried out to it. The installation has no bonding present and 16mm tales...
  19. P

    Fitting a SPD to MK Consumer unit

    The consumer unit was only installed last year to 17th edition Amd 3 & now the customer wants a SPD fitted after a friends £2k TV got fried by a lightning strike. As MK do not make SPD, can you fit another brand of SPD in the consumer unit. I know the rule about mixing brands of MCB/RCBO in a...
  20. T

    Recessed consumer units

    Does anyone know of a decent recessed consumer unit? Needs to be 6ways with a surge so 8ways total with a main switch
  21. Y

    UK Outdoor Consumer Unit

    Hi all, I'm looking for advice on fitting an outdoor consumer unit, which will be run from the consumer unit in my house.(1)(2) I am then installing an outdoor socket (2) from the outdoor CU and also running cable to my shed (1)(2), where I will be fitting another CU - to run a light and double...
  22. B

    MK Consumer Units

    Rumours are circulating that MK are going to stop making Consumer Units. Anyone know if there is any truth to this?
  23. A

    Domestic Consumer unit upgrade

    Looking to upgrade the current consumer unit, it is located in the garage, the new cu will be in the same location. Having read various posts it appears that the Hager boards are well regarded but the MK boards not so But my electrician is adamant in wanting to install an MK RCD board 13 way...
  24. W

    Landlord consumer unit

    I have just had a rental property tested. The electrician says my consumer unit needs replacing as it is not split load.i am only using 5ways of the current consumer unit and all cct,s are rcd protected. Is this correct?
  25. C

    Domestic Consumer unit - new location

    Got a consumer unit which needs sticking on a sub main and moving due to current location meaning all the cables will need to go in the cavity and also it’s not most practical place presently. Moving it inside but can’t decide on best place for it, either just inside by street door in a...
  26. T

    Testing during a consumer unit change

    Evening all When doing a consumer unit change, how much dept do you all go into? Do you treat it like an EICR with 20% ish and spot checking? Normally we do end to end, r1 or r2 and IR test once the old board is off and Zs when the new board is on. We try and find end of the line on each...
  27. C

    New consumer unit installation

    I have just installed a new consumer unit in a fairly old house. There were some recently added circuit and some original circuits. The original wiring is very short and there were joints in the old consumer unit using connector blocks. What is generally accepted practice in a situation like this?
  28. bigspark17

    Weatherproof consumer unit

    Recommendations welcomed for plastic weatherproof consumer unit, not going to be directly exposed to rain but under a sort of canopy. Ive used gewis enclosures, just wondered if there was a better make, there will be 4/5 small ish swa’s entering the enclosure. Thanks
  29. N

    Water Damaged Consumer Unit

    Advice very much needed, as I am worried about safety. We recently had a very bad leak in our bathroom - a pipe under the bath popped off and a whole bath of water gushed through the ceiling, down into the kitchen below. A lot of water ran straight through the Consumer unit (photo attached)...
  30. L

    Domestic Sealing a consumer unit entry points??

    Hello Guys I'm going to put my Tin hat on and close the curtains so the Regs police can't arrest me for asking this question again, I can only find old threads pre 18th edition so please advise me if I'm missing something I've just been watching a guy on Youtube doing a board change who's...
  31. EViS

    SWA Into Back Of Consumer Unit?

    We've got a new build with all the T&E, earths and 25mm SWA coming through one 60mm cutout in a stud wall. What's the neatest way of terminating the SWA? I'm not convinced that a gland with the earth tag and nut 'floating' loose within the CU, and the 'tails' then running as usual is going to...
  32. H

    Two consumer units

    Two consumer units and meters. One pair for a flat above a shop and the other set for the shop. The armoured cable rising diagonaly above the consumer unit ajacent to the building electric supply feeds the the shop meter and consumer unit in an other basement room.
  33. M

    Consumer unit replacement

    Hi, we have been asked to relocate a consumer unit however the meter cupboard will be on an outside wall 7m away from the consumer unit, the main switch is under 80amp, im just wanting some opinions on the way to overcome this, am I right in thinking I could run 16mm swa from the consumer unit...
  34. mhar

    Deta consumer unit

    Could someone please advise on a suitable replacement (or where I can source new) 3 x 20A mcbs
  35. J

    Replacement access door on SECTOR consumer unit

    Hi all, a couple of weeks ago I managed to smash to smithereens the transparent plastic access door/cover on my sector consumer unit, that's at the top of my stairs. I need to get a new door/cover to replace it. I know all C/U's now are metal, but I was wondering if anyone has an old one, or...
  36. M

    Critical Feedback recent Consumer unit install Please.

    Hi, I would like to know how I could improve on this board. All opinions welcome.
  37. Bobby34

    EIC Consumer unit change

    Hi guys and girls, Changed over my first CU today (didn't go bang so I'm classing it a success), with regards to the EIC do I list every circuit and fill it in as if they were new circuits, I've had a look at the best practice guide for CU's and the way i'm reading it it would suggest yes as...
  38. L

    18th edition consumer unit

    Hey all, I have just finished a rewire of a 1 bed house and just have the board left to install. I am a qualified sparky but now work as a project manger so haven’t carried out much domestic work in the last couple of years. I know that the requirements for installing consumer units has now...
  39. S

    18th edition and the requirement to upgrade consumer units when electric hobs are replaced

    Good morning does anyone know about anything in the 18th edition and the requirement to upgrade consumer units when electric hobs are replaced? i had a customer ask me about it this morning. Many thanks Simon
  40. Charlie_

    Height of consumer units

    I always install my consumer units between 450 and 1200, sometimes at 1400.. Am I right in thinking that CUs come under part M? Extensions and rewires not covered by part M? Anybody still installing them up at ceiling height?
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