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  1. Andy78

    led extrusion/channel.

    Does anyone know of a good online supplier of recessed aluminium channel for led tape ? The numerous wholesalers round here all do not seem to carry it.
  2. L

    Volt drop

    Hi I've a few questions regarding volt drop. Apologies if its a little longwinded but I'd like to get my head around everything. An example scenario is a section board with a TP sub main to lighting and power board (DB2) Calculations for circuit : Supply Voltage = 400 Volts Ib - Design...
  3. Y

    DC Volt Drop Calc

    Hi all, I appreciate this has probably been posted to death but the search wont load on my phone. I have to calculate for Volt drop in a DC circuit, There's next to no load (2 amps max) the cable is 4mm pvc twin, and ln a loop from the control unit to the loads. OveralL Length 50m Is the calc...
  4. Pete999

    Cable Length Measurement Avo CLM200

    Has anyone any experience in the use of an Avo CLM200 meter I have one but never really had the need to use it, can't even recall when I got it or how much it was (yes I'm a tool tart) before anyone starts.
  5. N

    Approx re-wire length of time?

    Hi all. I know it all depends on routes, snags etc and you havent seen the property but I'm after an approx length of time (give or take) you would expect this rewire to take for one electrician. 5 bedrooms, lounge, dining room, kitchen, playroom and 3 bathrooms. Also 3 landings to have lights...
    • Noob2013
    • Thread
    • approx length re-wire time
    • Replies: 36
    • Forum: UK Electrical Forum
  6. sam400

    1m sds drill bits

    Can anyone recommend me a decent 1m sds drill bit, I've managed to shear a few of them off at the chuck.
  7. yellowvanman

    Length of ring

    Friend (honestly) of mine was given an observation on his yearly scam visit, something to do with the ring circuit being too long. Used r1 figure to work out length of cable I assume. There's nothing in the BYB regarding this where else could this requirement be?
  8. yellowvanman

    LED Tape

    Anyone installed long lengths of this? Customer wants it stuck on top of a picture rail around a room (about 20m), there will also be breaks in the picture rail for doors etc. Just need a heads up on pitfalls with this sort of length required.
  9. A

    Max length of unsupported flex to a light fitting.

    Max. Distance for an unsupported flex from a clik ceiling rose to a light fitting. Can anyone point me in the direction of the Regulation number?
  10. S

    Max length

    Need power to shed .thinking of a spur from 32a ring as only want 1double socket and light is there a max length for a this
  11. S

    Multiple LED strip power issue

    Hi people. Bought a 12v dc power splitter cable to power 2 5meter length 5050 colour change LED strip lights. noticed the next day that the cable melted really bad. Im not sure why this is? the ac-dc is a 6amp 72watt and the total power of both strips should be 48watt so that should be fine...
    • samtomes
    • Thread
    • cable issue led led strip length multiple power strip
    • Replies: 6
    • Forum: UK Electrical Forum
  12. E

    Meter Tail Length

    Afternoon all, Carried out an EICR yesterday, on the job I doscovered the consumer unit to be located in the kitchen and the incoming supply under the stairs. The tails feeding the board look to me to be just over 3 meters perhaps 3.5. But it is difficult to tell as they are ran in an internal...
  13. M

    Volt drop

    Hi, Im a fairly new sparky, So just wanted to get a little idea as im not 100% sure, Im adding 12m of 1.5mm cable in trunking into a conservatory from a fcu of the ring main the volt drop for this part would be 4.5v so i may need to up the cable size. But what i need to know or confirm is what...
  14. J

    Length and size of armoured cable.

    Afternoon All. I am currently doing an electrical job for a customer, who has a build an external shed, at the back of their garden. i have currently installed 15 double sockets, 2 lighting points on 2 separate circuits. The distance from the consumer box to his shed is approx 30 metres...
  15. V

    Hi I'm new here! Have a question on Radial & Ring circuits

    I am a DIY and working on an extension on my home. I found out that one area of my house is on a 4mm radial for sockets on a 32amp mcb which I know is fine. Now the question is Can I safely continue wiring 4mm radial? Total length from distribution to last socket will be around 60metres with 12...
    • Velascas
    • Thread
    • circuit circuits length new points question radial ring
    • Replies: 13
    • Forum: DIY Electrical Advice
  16. N

    0.00 ohms r1+r2 on radial circuit?

    Hi all, I've tested several radial circuits and only getting 0.00 ohms on the r+r2 test (zero'd leads) 2 of the radials only supplies one socket each and are approx. 3 metres in total length. (zs 0.25 and 0.21) Another radial only supplies one socket and is appox. 5m in length. (zs 0.35) The...
  17. uksparks

    Meter tail length

    Hi, Quick issue here, went to a job today, basically the roof you can see is a garage roof attached to the side of a bungalow, the roof is coming off and being raised up in line with the rest of the house and being converted into a dining room and having a breeze block liner inside. Other than...
  18. S

    Course Length Query

    Hi all, I am 29 and am currently looking to completely change my career as I have had enough of continually sitting behind a desk. I have looked at some electrical courses and think that I have found one that can work around my full-time job. Its the City & Guilds 2365 NVQ Level 2. The...
  19. H

    Help with EICR code!

    Hi, just wondered what your thoughts are on this, 3 bed town house Whole house ring final, mixture of 2.5 / 1.0 & 2.5 / 1.5 twin and earth cables, End to ends = 0.78, 0.78, 1.6. R1r2 = 0.61 (spur). ZS = 0.66! BS7671 recommends a max of 100 square meters which using 2.5/1.5 = an r1r2 of...
  20. R

    I Can't See How This Works...

    Here's the scenario: Ring Final Circuit Design Current = 20 Amps Circuit Breaker = 32 Amps (may well be using an RCBO - but that's another story) Ring length total (end to end) < 45 meters Correction Factors - grouping factor of 0.78 (reference method E with 9 other circuits) Gives an Iz of...
    • R1CH-G
    • Thread
    • cable can't circuit electrical work final length works
    • Replies: 7
    • Forum: UK Electrical Forum

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