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  1. B

    BS 7671 max surface temperature under fault condition ???

    Can anyone give me some clarification on the following. I am installing some Osram Planon Plus led light panels into a temporary building and have been told the transformers need to housed in an enclosure as they do not have the correct markings for BS7671 "max surface temperature under fault...
  2. J

    CPC Terminal in plastic surface mounted back boxes...

    Hoping someone can help me clarify something. For plastic surface mounted back boxes, why do some have a small metal terminal for connecting the CPC, whereas others don't? Is it just a differemce in quality, or would you generally use the ones with the terminal for sockets, and the ones without...
  3. NDG Elecs

    Surface mounted 4 gang surge-protected socket

    Hi Lads and Ladies (SC!), I should have took a pic - I thought I did...:confused: I'm after an oversized 4-gang socket with pattress. It is an surge-protected type, which I'm aware don't always apparently work as they should in relation to surges. The faulty item in question is a massively...
  4. G

    Surface mounted cooker circuit

    Hi all, I have been asked to install a new cooker circuit but the customer wants everything to be surface mounted to keep costs down. Do you know of any cooker connection units that are suitable for surface mounting e.g. have an appropriate back box? Cables will also be surface mounted using...
  5. FatAlan

    Just below the soil surface in my front garden!

    Builder started scraping the vegetation off my front garden last week. Bang! Power cable no more than about 30-40mm under soil. Interesting watching the DNO guys come out and fix live. Very efficient
  6. B

    Open grommets on cu top surface

    Hi, Got some additional circuits to install as part of an extension. CU has recently been changed by another contractor to an amd3 unit, but cables enter cu through a couple of knockouts on the top with standard open grommets. As it happens, the cables are so tightly packed in one you could...
  7. marconi


    I am heading off next week to visit my parents (84 and 83). They live in a nicely decorated and carpeted 3 bed semi with original wiring from 1965. I noticed last time I visited they have the dreaded green goo in the 7/029 wiring. The 1/044 lighting does not have it. They only have one or...
  8. L

    Is surface mount cabling permitted?

    Forgive me if this is a dumb idiot question, but I'm not a sparky and I have a need to know. My wife and I are in a 15th Century cottage and most of the electrics is the original wiring from when electricity came to the village in the early '50s - lead covered stuff for the most part. We had a...
  9. M

    BLACK surface door contact

    How do all, does anyone know where I can purchase a black door contact from, my customer has just had a new door fitted and is insisting on a black contact.. Any and all help would be greatly appreciated.
  10. oxford 12

    Time delay RCDs and cables in walls

    Your carrying out an eicr on a domestic property with a time delay 100mA RCD protecting lighting cables within 50 mm of the surface. What code would you give it c3 or c2?
  11. charlie76

    Stramit - Straw Walls - Installation Reference Method

    Evening all. Working on a bungalow at the minute with the dreaded stramit walls. All my new cables have been surface, galv capped and the builder is dot 'n' dabbing over. There is an existing radial serving sockets in the living room which is not being rewired. For those that are familiar with...
  12. Dan

    Jackoboard washers won't pull below surface

    Jackoboard washers won't pull below surface advice reviews and feedback 2017 Hello all, Doing a bathroom that is being done out in 12mm Jackoboard as the existing plastered brick wall and paramount boards are nothing short of horrific and wouldn't accept the 600 x 300 x... Jackoboard washers...
  13. FatAlan

    Garden Lighting

    I know this has been discussed before but here is a slant from my angle. (Does that count as a pun?) I've been asked by some friends (true in this case ) to sort out their garden lighting. They already have three RCD protected circuits from a seperate CU feeding outside junction box via SWA...
  14. C

    Garden lighting

    hello guys I have a garden lighting install coming up, Everything is decided apart from the type of cable to use. We have bedding lighting on a 30ma RCD so I assume I can do away with SWA or if anyone has any suggestions?
  15. Pat H

    Solutions for Surface mount to conduit.

    Anyone got any other solutions for getting from a surface mount socket to surface mount conduit (plastic) I often have to add a radial spur from a ring main socket. Assuming I need to retain the double gang 13A outlet I either: Add a single gang back box next to the double socket. Stick a Fuse...
  16. P

    Testing hotplates on an electr cooker

    This is maybe not strictly a PAT testing question but you PAT testers might be able to help. I am renovating a set of electric cookers and start by testing them disconnected from the supply using PAT testing principles. So I test for earth continuity and insulation resistance. If OK then I...
  17. S

    PIR coding

    Hi guys, Doing a periodic on a cabin which is to be used for buisness use. Its a new install and the one thing i have seen which im not sure weather it warrants a code or not is they have a chandelair type fitting where the bracket is screwed to the beam, Meaning due to the size of the...
  18. B

    Trunking for cable

    I have a job of running a new cable to a DBB. The 16A MCB is in place and the oven is rated at 3.9kw so needs to hard wired. The customer has tiled walls and will not allow me to remove them to run the cable. He wants the oven switch surface mounted. I have approx 0.5m of cable from DBB to the...
  19. marksparky

    Isolators in a kitchen cupboard?

    What's your view on putting isolators a inside kitchen cupboards mounted on a surface box? I'd normally have them on show obove worktop but in this case the walls are being clad with composite stone. Is there any reason why this wouldn't comply with regs?
  20. happyhippydad

    Best way to bond metal framed building?

    Evening.. I have been trying to think of the best way to attach a bonding clamp to a steel structure and could do with some opinions please. At present I am thinking of a bolt through one of the steel columns and attach the clamp to this, but I'd rather get the clamp on a smooth surface...
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