swa

  1. K

    SWA buried in wall to CU

    Hi Client doesn’t want external cable . Shop with a three way mains incomer 9 m away . 2 flats fed on other feeds .So was going to run the 16mm SWA from the incomer in a low wall chase internally and run up the wall into a flush CU . So no RCD protection but earthed sheath . Do I have to sink...
  2. U

    SWA too short !

    Hi Fitting a consumer unit in garage . Unfortunately the 16MM SWA is too short to reach consumer unit So i have done as follows . Glanded SWA into a metal adaptable box . earthing nut earthed with 10mm crimped and run to earth block . 2 cores of SWA Brown and Grey ( oversleeved BLUE) run to...
  3. T

    SWA to shed - are two cores enough?

    Hi, Apologies in advance if this is in the wrong forum. I tried to post to 'Electrical Advice' as a DIYer but had issues. I'm laying SWA (about 40m of 10mm2 as advised by a pro) to a new workshop building that will have its own CU, circuit and ground spike. I want to do the donkey work and lay...
  4. D

    SWA and Building Control

    This is my first post. I’d really appreciate any advice. I have a detached workshop that in 1999 had power supplied to it via a 32 A SWA cable. Dedicated 32 A circuit via RCB from house CU to workshop, SWA terminated correctly, etc. All done by electrical contractors as part of a house and...
  5. B

    16 Amp Commandos 4 core swa

    I went to look at a job today and the client has two 16amp commandos installed but they are both wired in the same 4 core SWA through two 16a MCBs and the CPC for both is the armouring of the SWA. The two cores go to one commando and the other two go to the other commando(only about 5m away)...
  6. D

    Scrap SWA cables

    So over the past few months or so I have been ripping out SWA from an old warehouse unit for a mate. I have got loads of short bits of 1.5 & 2.5 SWA the lengths vary from about 2M to about 15M. Its all old colours and most ends still have the rusted glands on it and some galv boxes still...
  7. D

    Garden lighting help

    Hi guys been a while, I have a customer asking for quite a large outdoor lighting and power installation It is going to have a kitchen area built which they want 3 x double sockets and 6 spotlights with a switch the kitchen will also have a gas cooker A shed with 2 double sockets and a...
  8. C

    SWA Penetration

    Hi guys, looking at a small stable conversion. DNO is putting supply to a out door box away from house. So putting in switched fuse and 25mm2 SWA underground to the house, up the corner and under the gutter to where CU will be inside. What’s the best way to bring the SWA into the house? Drill...
  9. N

    Small 50x50 adaptable box

    Hi All any suggestions for a small adaptable box with dims approx 50 w x 50 deep (length not really an issue), the Wiska 206 would be ideal (85mmx49mmx51mm) however I need to get an earth Banjo on there as it is swa cable and I don't think I will get one on on the wiska with the pre threaded...
  10. G

    Swa cable for garden lights

    Hi Could anyone advise... I have a weatherproof exterior box with an RCD socket inside. My garden is gully chipped and stoned. I was hoping to put up 2 post lights and run from a plug in to the RCD socket without having it classed as an installation. My question is, the 2 lights are 60w...
  11. captaincaveman

    25mm SWA for tails chased in wall

    Hiya. I suspect I already know the answer to this but I would welcome any opinion from anyone who's tried it... Moving a domestic consumer unit 2M up a wall. Ideally I don't want to use trunking. Debating whether I could get away with 25mm SWA chased into the wall but I don't recall using 25mm...
  12. F

    SWA sizing for sub boards

    Hi guys, I'm working in a new role which requires me to size SWA cable to feed sub boards which in turn supply EV chargers. I noticed on the jobs that have been done already they have used 50mm 4c and 70mm 4c to feed 3ph 250A main switches on the sub boards. Going by tables and calculators this...
  13. D

    EV charger SWA isolator switch

    I am considering fitting a car charger using 6mm SWA to a new isolator switch in the meter cupboard and then 6mm T&E to the CU. It would save running the SWA all the way to the CU. Does anyone else do this and if so, which isolator is best for SWA? Thanks
  14. G

    Extend SWA to consumer unit

    Hi guys. I have an old out building that has been knocked down and in it’s place an extension is being built. The old out building had a ring and a lighting circuit with water heater for a shower all fed From a ccu that came from the main house through 10mm swa. The extension is now going to be...
  15. D

    UK Outbuilding Supply from house maximum demand

    A couple of questions for you. The electrician that rewired our house ran a 10mm2 SWA to our outbuilding. The total length of the cable is about 45m. It is in ducting underground at a depth of approximately 1.2m. Now, my understanding is that the max load for 10mm2 underground over 45m would...
  16. S

    Swa in a channel/chase.

    I’m putting a new DB in the in-laws cabin. It will be supplied from the garage DB (which was installed with the extra provision for the cabin). Father in law doesn’t want the supply cable (SWA) in the air or on the ground. My solution was to run the SWA in galv conduit in a chase in the concrete...
  17. Rockingit

    Tables for SWA armour cpc?

    In a former life on another forum as well as this one.... there were a whole heap of downloads that people had done as ready-reckoners for things like Cu eq for various armour sizes, R1R2 values on lengths.. useful stuff. I think I might even have generated some myself. Anyone have any...
  18. P

    Getting power from house to Garage

    Hi there. I want power in my garage which is NOT attached to my house, its around 20-25 meters from the main house consumer unit to the garage. There is conduit installed underground going from the House consumer unit, to the garage. Also in my main Consumer unit I have a 32amp spare breaker for...
  19. W

    Steel cleats for SWA

    do they do anything on the market for small SWA cabling yet?, only seen the strandard pvc cleats seen a few jobs where people have used 20mm black enamel conduit saddles instead lol!
  20. Midwest

    Correct termination of SWA cable

    Having been reading a thread recently about private lamp post installations, I've been look at my place of work's lamp posts. We are considering making some alterations to the existing installation, so I went looking for some manufacturers product details. I took off a post cover, and...

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