units | Page 9

units

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  1. M

    why are some proving units so expensive?

    im looking for a proving unit, but there averaging around 50-80. do the cheap ones do the job? or are they a heep of **** lol... thanks -mike
  2. O

    New solar PV and proportional controller

    Hi people, Been lurking on this sight for a few months now and Just signed up tonight. Hope its not too checky to jump right in with a question but here goes. I am looking for some of you experienced people to empart some of your wisdom to assist me in making a decision. I am in the process...
  3. T

    Cable in Consumer Units

    What are the cables in consumer units that connect the main switch to the RCD. I think they're 16mm but I can't find any on wholesaler web sites. Also, where can I get some?
  4. C

    400v through a ring final circuit

    Hey guys, I had a callout the other day, 7 fan coil units where not working, these where supplied via a ring final circuit and once all unplugged the circuit engaged, I latter discovered all fan coil units had a dead link between line and earth under a 250v insulation test. The manager and...
  5. T

    Ev car charging units

    Hi everyone I'm a newbie, I have been installing these electric car charging units that the goverment are funding. I am sub contracting to a company but wish to cut out the middle man. Has anyone got any information on how to apply as a contractor for fitting the units and sourcing leads. Many...
  6. G

    3 phase surge protection

    I have a job coming up regarding the title, installing a surge protection unit to a main mccb panel, as far as I'm aware currently is that I will be using a spare way on the mccb panel to supply the surge unit, but that is as much information that I currently have, Anyone have similar...
  7. Pete999

    Consumers Units

    During a beer induced sleepless night, I began thinking about some of the pictures I had seen earlier on a different Forum, some were very tidy and some not. It got me thinking, how many of you guys cable tie the conductors together when connecting up the CU? not for me, but that's my choice...
  8. kkkkk

    2 Consumer Units run from one 100A DNO fuse - cable size?

    Hello all !! Situation - 100A DNO fuse in house no 1, running CU in house no 1 - home owner wishes CU in house no 2 to be run from the same DNO fuse, the CU in house no 2 has 3 x 6A lighting circuits and 2 x 32A ring circuits, and they want a shower to be installed, but haven't specified the...
  9. R

    Installation of Electric car charging units

    Hi all. I've been offered a contract fitting these electric car charging units in folks garages. The money on offer seems quite good and it looks relatively simple to install the unit itself However a friend of mine who is an electrician for Scottish gas said I should watch as these unit...
  10. M

    Immersun faulty, VO?

    hi all just want to check this set up. have 17th edition board (already installed) have main switch then a VO on one circuit (hold fire read rest), 2nd breaker immersion circuit. then first RCD unit which is fed via VO unit has half the house on it. then next rcd that has some sockets on...
  11. S

    Compex Units EX-01 EX04

    Hi all am new to the electrician forum Would any one be able to tell me what Cable Glands are used in the Practical Exam,do they use standard kits as well as the Hawke ones.or is it just the Hawke kit's being used in the Practical.. Thanks Steven.
  12. S

    Compex Units EX01-EX04

    HI all this is my first posting on the forum I am booked up to do my Compex Course unit EX01-EX04 I have heard it is a very difficult Course with the number like only a quarter of people in the class passing.I was looking for anybody on here who has any advice or material to read up on in...
  13. B

    air con units in a steel shipping container.

    hi,im about to embark on installing some power in a steel shipping container,im going to use a Schneider 6 way board rcd main switch.there are 2 air con units going in here but onlt one will be running at any one time,the other is purely as a back up if one fails, both rated at 5kw cooling and...
  14. J

    What do you`s think of hager consumer units

    I have nearly always used MK consumer units but recently started using a new supplier who doesnt stock MK.. They said they have Hager boards but im not sure about them, last time I one them was about 10-12 years ago and didnt like it. From what I remember the cover was very flimsy, the plastic...
  15. Cyberprog

    LED Lighting - Equivilent of Flourescent Tubes?

    Hey All, I have a client who's about to buy up the units next door to his current warehouse, and fit it all out similar to his current warehouse and move buildings (double the size). We currently use a pair of 5ft Fittings per aisle under his mezzanine floor but we're looking at fitting...
  16. G

    Which conduit ?

    Im pricing some external lighting on several industrial units which are all joined. One long length of conduit will suit although its around 150-200yards long. Nice straightforward run with no bends. Its around 8m high and away from any mechanical damage, my only concern is sun damage over time...
  17. W

    Advice Needed Please : Consumer Units

    Hi, Wonder if you can help - I've just had a quote from my local electrician to remove my existing consumer unit and upgrade for (I quote) "a new 12 way, 17th edition unit, c/w individual rcbo protective devices per outgoing circuit" I've been quoted a material cost of £187 for the unit...
  18. D

    Advice on Kitchen ring circuit

    My ex partner has had a kitchen fitted on the cheap.. The guys ripped out existing wiring, fitted the kitchen minus any circuits.. The board is an old wylex 5 way, (which I have purchased plug in mcb's for)... I'm level 3 2330 trained but don't work in domestic electrics (automatic doors is my...
  19. C

    Using 2360 part 2 units towards 2365 level 3, is this possible???

    Back in 2005 i gained the 2 exam credits, Electrical science and principles and installation commissioning and fault diagnosis but never completed the assignments so didn't gain the full award. I have the certificate for exams though. I have gone back to college to gain the new 2365 and was...
  20. Worcester

    Combined PV / Thermal Panels

    We've got a job to do where the client wants both PV and Thermal so we're looking either for a combined panel or matching ones I know that Viridian do a matching pair, anyone had experience of either matching units or combined units and if so what is the performance and performance / cost ratio...

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