cables

  1. Pete999

    Blanking off unused cables stories

    When I were a Lad, many Moon ago, when I was an apprentic, worked an d lived in Bath, most of the work in those days for a jobbing Sparks, was in the local area Great Pulteney Street, Henrietta Street, only those in the know will recall the area, I got sent (I was only 17 ) to a house in GPS...
  2. B

    Running CAT6 cables...

    Hi All Just moved into a new house and am going to re-wire the whole place (sparks by trade). I have very little experience in home network systems but would also like to run CAT6 cable for internet in each room, CCTV also. Are there any good websites or can anyone give advice on where/how I...
  3. S

    Cables buried in wall less than 50mm UK

    Could somebody please clarify a certain aspect of this for me? I have posted in the IET forum and got no reply. So say you install cables in a wall/partition less than 50mm below the surface. You run the cables in the specified zones and you protect it with a 30ma RCD. Do you still need to...
  4. Andy78

    Cables to TV on chimney breast

    I'm rewiring my house at the minute and am faced with a situation I've never had to solve before. I want to run buried containment round my chimney breast to carry cables that aren't power to a wall mounted TV via a hairy plate. I'm thinking 2 HDMI and 1 cat6 cable so am thinking 2 x 25mm...
  5. B

    What power cables go into light

    Hi. I have two red, two green and two black cables. The greens look like did shades. I want to put up the light. The light has a E by the green and an L by another hole. Is it - green wires both into the E, black wires in the L and one red into each hole?. Thanks alot.
  6. G

    Adding outside light and moving cables?

    Hi, I have removed a canopy from above my front door in preparation for a new door and glass panel being fitted. I’ve come across some very poor electrical work which I’ll need to tidy up. But to cut a long story short. The cable before to the outside light was run in the canopy then dropped...
  7. I

    Running cables in insulated floor void

    I am planning a rewire of our 1960s bungalow, for power sockets running cables under the floor. There is a 200mm floor void over a concrete oversite. I plan to insulate under the floor, 100mm under joist and 100mm between joists. I know cable is best not run within the insulation. If I...
  8. J

    Fitting a new Cooker Hood, moving the supply socket, and chased cables

    We have had a new cooker hood delivered, we needed to unbox it and get it hung to free up space. The new hood is a different design to the old one, and when mounted at the min. height above the hob, it covers the existing supply socket (hidden behind the hood's chimney). So, the supply socket...
  9. G

    can anyone tell me what this crimp connector is as I need to get new ones for this stranded wire to enable both cables to fit in a caravan battery con

    can anyone tell me what the four crimp connectors are called, (the lower wire in the picture) as I need to get new ones for upper - just need to know what to search for, they are for a approx 10mm cblestranded wire to enable both cables to fit in a caravan battery connector-as you can see they...
  10. H

    Reference method for the old sheathed single core cables run in attic spaces with insulation

    Good morning I am just wondering what reference method is suitable for the old single core sheathed cables if they at some point enter an attic space under insulation.ive had a read through the regs book but still unsure Cheers for any responses Harry
  11. H

    Short circuit bypasses mcb and trips submain mcb

    Good evening A cable was loose in a ceiling void causing a short circuit this didn't trip the 10 amp 6ka type b mcb but tripped the 50 amp type b 6ka mcb that supplied that board back at the mains. I am wondering why this occurred other than me thinking the local protection isn't very...
  12. M

    Quadplates and LAN cables

    Hi, Looking for some advice on the best way to do this. We are looking to add quad plates and LAN to rooms throughout the house. Most rooms will have more than one quad plate and LAN points in each room. For example: Living room: 3 quad plate points and 3 lan points x4 in each corner of the...
  13. E

    UK I can see the internal cables, is this safe?

    Hi. I’m a non-electrician looking for some guidance. I hope you can help. My mum has had two new down lights installed in the bathroom. I’m also putting insulation around and over the lights. I’ve got a down light protector for each light but I have a question about the wiring. Firstly, in...
  14. P

    Help, I’m sure someone can answer this very quickly

    Sorry, I’m new to this. Can someone just explain how I should wire these cables in the ceiling light unit as per images, there seems to be a lot of cables,
  15. 2

    Can I run this coax cables through this patress box?

    I've ran a coax cable through the trucking and patress box containing 230v dual gang socket. It's a satellite feed so does have 18v switching PS from the receiver. Is there anywhere in bs 7671 that says this isnt aloud?
  16. littlespark

    Don’t let your kid help stripping scrap cables

    She wasn’t. She was at school cleaning utensils after home economics class. Dried a knife the wrong way.... luckily still has all movement in her thumb.
  17. B

    UK Running conduit in walls to knockout boxes for low voltage cables?

    Background I'm running some low voltage cable (e.g. CAT6A data cable; coax cable; HDMI cable and speaker cable) to a number of rooms of the house and would like advice on the best way to do this to avoid plastering the cables into the walls - to give me flexibility to remove / pull new cables...
  18. D

    Multiple cables in place of one

    Under what (if any!) circumstances is it permitted to run two separate cables to make up the conductor surface area of a larger cable (which, in this case is impossible to install... Need to change 2 6mm radials for a single 10mm, but it's going to be near enough impossible to draw through a...
  19. Z

    Are my x2 2.5sqmm cables suitable for a 5kW E/W system?

    Hey guys, Firstly just to say that the PV system is being installed by a certified company/electrician, so this query is just to satisfy my own curiousity really. Also I’m based in Ireland and I know our regs will be slightly different. As I was slowly renovating my house I had in mind that I...
  20. S

    UK Data Cables Running in ACO Drain

    Hi, I am a surveyor and we are currently managing some refurb works on a property. This property has an old Clipsal lighting system and a wired network installed in the past. This isn’t specifically electrical, so I don’t know if I am allowed data questions in here. I am sure there is plenty of...
  21. S

    Chasing Cables for Shower Advice

    Hi, we are having a shower fitted - the electrician has run the cable vertically over the top of the noggins, meaning when we make the wall good the filler will encompass the 10mm cable he has pinned to them. I'm certain this is not correct, so I'm tempted to retrospectively cut the cabling into...
  22. S

    Chasing Vertical Cables for Shower Advice

    Hi, we are having a shower fitted - the electrician has run the cable vertically over the top of the noggins, meaning when we make the wall good the filler will encompass the 10mm cable he has pinned to them. I'm certain this is not correct, so I'm tempted to retrospectively cut the cabling into...
  23. Vortigern

    SWA supply cables between buildings will not disconnect in required time

    Doing calcs on swa supply to building as sub main from main three phase squard D board for single phase supply off of TN-S supply. I used cable mate from jarsoft and looked up various tables for disconnection times. In all case scenarios it tells me it will not disconnect within the required...
  24. Midwest

    Securing cables & trunking to prevent premature collapse.

    Just wondering how your guys observe the reg, for preventing premature collapse of cables in plastic trunking, when securing to plasterboard, i.e. dry lined or plasterboard stud walls? We’re having some additional fire alarm work carried out, and they mention some ‘clips’ to comply. I was...
  25. C

    Cables Earthed on Pylon

    Hi guys, Can anyone explain why the high voltage cables on this pylon appear to be earthed at the pylon? It's on the north side of the M60 at Stockport. 53°24'24.3"N 2°11'21.7"W See attached. Regards, Charles
  26. S

    6 cables in a backbox?

    Hello Everyone Will be wanting a grid switch with 4xdp switches to control 4 spurs with a single socket on each. Ring main in and out plus 4 spurs of the switches equals 6 2.5mm cables. I've got a 4 module mk grid backbox - about 45mm depth I think. Is it possible? I'm thinking the 4 spurs...
  27. W

    Insulating around cables

    I need to insulate under my suspended floor which has many cables running through the joists (consumer unit is below floor). My main concern is causing the cables to overheat etc. Here's a quick overview: Joist height: 140mm Cables: Mixture of circuits but the 2.5mm 32A rings are my main concern...
  28. happysteve

    Is galv conduit containing insulated and sheathed cables (e.g. T&E) still an exposed-conductive part?

    Eh up :) As per the title, "Is galv conduit containing insulated and sheathed cables (e.g. T&E) still an exposed-conductive part?" Clearly, if it contained unsheathed singles, it obviously is. If it's not an exposed-conductive part (and it's not extraneous in the case I'm thinking of) then it...
  29. W

    Sealing around cables?

    My consumer unit is in my garage and the cables (approx 12 cables - 10 circuits) go through the ceiling. There is a huge hole where the cables are and the room above suffers from drafts. I'm wondering what I could/should do with these cables. As it's a garage, there should really be fire...
  30. S

    Segregation of emergency lighting cables?

    Hi I have installed a lighting circuit which has emergency with (integral battery packs) and non emergency lights on the same circuit (from the same MCB). The are wired in PVC twin and earth cable. The British standard for emergency lighting states the following, IEE Guidance Note 4 refers...
  31. D

    Safety painting around overhead cables

    I need to paint the house woodwork. I have an overhead power supply which is attached to the corner of the house tied (I really hope) into the wall though the fascia and gable barge board. I think the supply cable probably dates from the 1980’s. So can I ask for any advice on how to paint...
  32. KeenPensioner

    Dropping cables from loft

    Hi, I'm retired, but have worked as an electricians mate off and on - I know my limitations. I've been asked by a friend to fit a "picture light". The wall is plasterboard cavity with insulation, the wall has a 3 inch coving. I have access to the loft above and there is a single pendant in the...
  33. B

    Ethernet/Power SWA cables - can they share space ??

    Hello all...…. I would appreciate some advice please as there is lots of conflicting opinions on the interenet. I wondered if anyone new the actual UK rules and regs or sensibilities :) with regards to ethernet installation alongside power cables in a trench ( I appreciate the whole high...
  34. G

    running CAT 6 , splitting or multiple cables

    HI all, in my house i want to run as much CAT6 everywhere as i can, i have a old cabinet with 24 way strip in so im putting that in the garage, i wanted 6 upstairs for each bedroom and ubiquity on the landing. trouble is i can only get two up the cavity and its a nightmare to get any others up...
  35. Gavin John Hyde

    Pulling cables

    On a job today and couldnt lift the lovely sanded and varnished floorboards to get my cables in, pulled some in then was struggling to get rods between some brick supports and around corners. Customers 10 year old kid has a remote control car with camera, said his camera will show me whats down...
  36. T

    RCD protection for cables above a plasterboard ceiling

    Are there an reg for cables being above a plasterboard ceiling? Pricing a job to move a kitchen to the other end of the house. I thought about running a 16mm T&E to a submain board instead of running 4/5 circuits back. The old kitchen ceiling ceiling is coming down and the rest would be ran in...
  37. N

    Domestic Insulating stud wall containing lighting cables

    Hi I'm renovating a 1920s terrace and have stripped the lathe and plaster off a stud wall to an upstairs bedroom. I'm resurfacing the stud wall with sound insulated plasterboard and filling the voids with Rockwhool sound insulation. Part of the wall contains existing light cables and a light...
  38. Gavin John Hyde

    Different sized csa cables on same circuit

    Got a house I am working in at moment, customer wants extra sockets downstairs, apart from kitchen the whole ground floor has just 3 double sockets. The current sockets in the lounge/diner are fed by a 6mm twin and earth( from old cooker circuit that was rerouted when a gas cooker went in) and...
  39. rolyberkin

    Fault on MI cables on outside ligting circuit

    I may be being a numpty but here goes, I had three hours today to sort this out and had to leave it disconnected in the end as had other urgent committments. Client has an outside light which is tripping RCD, this is fed via a fused switch from a rfc this circuit also feeds an adjacent fuse...
  40. Thomas Connolly

    Cables and Zones

    Hi Gents, Probably a very simple answer but I'm installing an outside light on a small porch The switch being just inside the door. The light however, is about 600ml from the door on the outside, so if I drill straight through from the outside to the inside, once inside, the cable exit point...
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