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  1. D

    Current carrying capacity,3 core, SWA buried

    Garage install using 4.0mm SWA 3core, clipped direct 10m then buried underground 10m. Would 4.0mm SWA be sufficient to carry at most 38 amp? (32amp ring + 6amp lights) Looking in regs (page 280) I'm not sure what to use 6.0mm or 4.0mm, as for 3core it states maximum current carrying...
  2. S

    3 core twin and earth cable what colour should you use as the neutral

    3 core twin and earth cable what colour should you use as the neutral. Or can u use any. As long as u label it with blue sleve
  3. S

    Core bits

    Hello, I am looking at installing a fan, however I don't want to buy a set of core bits for at least £150 so I think I shall just buy one core bit, which size would you say would be the most common, looking around I see fan diameters vary from around 170mm to 210mm so I guess just buy the one...
  4. T

    Core Drill... Makita OR Bosch ??

    Time for a new core drill... Most sparks i know have the makita core drill, and have never faulted it.. But i also rate Bosch power tools very highly myself, So im looking at the Bosch GSB 162-2 RE Or Makita 8406 Heres a link for both Bosch =...
  5. K

    Whats with these old single core lighting cables! Both RCD's tripped together

    So im replacing an board for a new 17th dual and ive decided to put the upstairs lights on one RCD and the downstairs on the other, you know how i was taught to to do it so it minimises inconvenience if a lighting circuit trips, you know. But then i come across these single core wires...
  6. K

    2 core armored cables

    i came a cross a 16mm two core cable today and they want an other small supply taking off if. can i still use it? as i got told, you can only use the armor for an earth if the cable size is no bigger than a 6mm. i was thinking can i install an earth rod and RCD's to get round this problem thanks
  7. K

    2 core armoured cables

    i came a cross a 16mm two core cable today and they want an other small supply taking off if. can i still use it? as i got told, you can only use the armor for an earth if the cable size is no bigger than a 6mm. i was thinking can i install an earth rod and RCD's to get round this problem thanks
  8. P

    Hilti Core bit.

    Hilti 67mm width, length 320mm HDMU core with adaptor for BI+ chuck. Never used as you can see from the pictures the paint is still on the faces of the diamond segments. £150 inc delivery. Item will be advertised else were too. Thanks
  9. B

    3 core flex.

    I'm adding a outside light to an. Existing install. The lights have been wired in an rb4. Can I add my light fitting to the circuit but wire it in 3 core flex instead of 1.5 twin and earth?
  10. T

    Help, multiple circuits external supply 7 core SWA

    Hi guys, wonder if you could help, I have been asked to supply power and lighting to a cabin/summerhouse 35 metres from house C.U. Customer has already installed 7 core 2.5mm SWA underground (he says he "acquired it" from a friend at YEDL) All calculations are fine for a load max of 2Kw (volt...
  11. P

    SWA 4 core 4mm

    cheapest place currently? best price so far £1.93 plus Vat/m with Neweys :D cheers
  12. R

    Hilti DD100 Diamond Core Drill advice.

    I have a job coming up involving fitting a residential cooker extractor hood and the appropriate ducting. The ducting will be going up through the ceiling first, then along under the floorboards, then back through the ceiling at the side of the room then along a wall above a row of kitchen...
  13. Amp David

    Which diamond core drill adaptors?

    Looking at getting some decent high quality sds chuck adaptors, extension bars etc for dry diamond drilling. I know there are hundreds of deals online, some makes i've heard of and some which look like cheap tat, but can others give ideas of which makes you use. Already gone down the road of...
  14. C

    2 core 55 amp stranded wire HELP

    I'm after some 10AWG 2 core and cannot find any anywhere, any ideas? I'm no electrician but as I see it that is around 50-55 amp wire. Chico
  15. B

    Use of SY 3 core in outdoor domestic lighting

    I have just been on a site inspection which produced burnt out cables (Sheathing melted or burnt away), within some ground recessed fittings. I have not seen this used before and can only find reference to this cable (SY Cable) being used for Air-con, IT and food processing as a 'control' cable...
  16. J

    Jointing 5 core SWA

    Does anyone know offhand where I can source a 5 core 25mm SWA joint kit from? Designer worked out run length from drawings and assumed no ups downs etc. He was only 45m out!! Unfortunately we've already pulled in the 100m supplied and need to extend. Any help greatly appreciated as the solution...
  17. M

    Two feeds, 4 core cable

    I was in a pub cellar yesterday and like most it's wired like *****, like the rest of the building. But one thing I noticed was three single phase breakers supplying three 63A single phase rcd iso's. It was done in a 4 core SWA so yep u guessed it the forth core was a shared neutral for the...
  18. S

    3 core SWA supply with armour as N & CPC

    Hi All, First thread in ages. Recently went to a a pub to carry out some origin tests before they begin a total refurb. It used to be a 3-PH supply / metering but they are only using 1-PH (red) with single PH metering. I opened the service head to discover a core cable swa cable...
  19. M

    help needed installation of x2 185mm2 4 core swa supplying new building

    Hi their just a quick one really need someone to confirm what im thinking . Doing a job for my company which involves supplying a new building situated 200m away from the switch room. it was specked to install x2 185mm2 swa's + 50mm2 seperate earth burried in a trench connected in parallel into...
  20. I

    No earth core ..but sheath?

    Hi there Just a quick question please. I am busy doing an inspection and test report for an old commercial building. Think its old NHS sugery. Now: There are two 32A socket rings that have used what looks like old fire alarm cable. Its two core (both cores black) cable and I am assuming that...

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