diversity | Page 7 | ElectriciansForums.net Est.2006 | Free Electrical Advice Forum

diversity

  1. M

    Diversity for electric combi boiler

    Hi all I am struggling to find any information on wether any diversity should be applied to an electric combi boiler circuit in a domestic dwelling, i was hoping someone could help me with this? Any help is much appreciated Mick
    • mmcg
    • Thread
    • boiler combi diversity electric electrical
    • Replies: 9
    • Forum: UK Electrical Forum
  2. S

    diversity on lighting circuit?

    Hi guys, was wondering if its acceptable to allow diversity to a lighting circuit. Customer has about 8 lights on the downstairs lighting circuit, but wants 12 spots putting into the kitchen. Now using the 100w per lighting point takes total current to 8.5A with all lights on at 100w. Now all...
    • sima24
    • Thread
    • apply circuit common diversity lighting lighting circuit sense
    • Replies: 11
    • Forum: UK Electrical Forum
  3. B

    Diversity for heating panel NOT Storage

    Hi could anyone tell me if im on the correct section im working out the demand of an installation i have inspected and tested, and im in the middle of completing the paper work, on a ipod and its asked me for the demand of the installation, the installation has 6 panel heaters, protective device...
  4. W

    Diversity calcs - need more copper my way, cant do the maths.....

    Alright there lads, Its been a little while since my last post ive been AWOL somewhat and been involved in other business. But now i have returned to the world of ball ache and once again, in need of some advice. I hope you are all well. i need to spend some time over the next few days trying...
  5. C

    Diversity

    Any advise on working it out
  6. C

    diversity

    hi all currently training to become an electrician having a bit of trouble getting my head round diversity. is there and hard fast rule to working it out and any recomended reading
  7. S

    Diversity for cooker in the regs?

    Can anyone tell me if it is a regulation required to apply diversity when designing a cooker circuit? Before anyone asks I start my 17th edition course in September.
    • Spark2be
    • Thread
    • cooker diversity regs regulations
    • Replies: 6
    • Forum: UK Electrical Forum
  8. T

    Experience with the DNO?

    Hi people. My first post on this forum - many thanks in advance for the commitment to it, hopefully I may be able to contribute as well. For anyone who is interested, I was an Electrical Maintenance Engineer for 10 years at BAE Systems, doing anything and everything - then i chose a completely...
    • tomomac33
    • Thread
    • diversity dno experience supplies supply
    • Replies: 5
    • Forum: UK Electrical Forum
  9. F

    applying diversity

    can anyone give me an easy example of applying diversity thanks in advance
  10. P

    Applying Diversity for a Boat Yard (Help)

    Been asked to replace 4 Db's in a boat yard. Each to be fitted with 4 x 16A RCBO, 1 x 6A MCB and 100A Isolator. The sub main feed also has 4 x 16A RCBO and 1 x 6A MCB. I see this as a Maximum current of 70A per DB, applying diversity could get this to 43A... Now my problem is the main feed is...
  11. D

    after diversity maximum demand

    I have been asked by the DNO to give the ADMD figures for a building that is being converted in to 8 flats in conjunction with electric power and gas heating. I have looked everywhere for a ADMD meaning but cant find one, has anyone ever heard of this??? Cheers, Debs (yes female electrician)
    • djsmith76
    • Thread
    • after demand diversity maximum
    • Replies: 3
    • Forum: UK Electrical Forum
  12. the pict

    diversity NO not that kind

    In these times of lean pickings I have taken on jobs for new customers a few years ago I would have knocked back, for example this week I have repaired 2 x stick blenders ( bloody dangerous things), 1 x deep fryer, 2 pizza ovens, 1x ceiling mounted heater ( more a joiners job as the ceiling had...
  13. J

    Correct application of diversity, separate hob/oven on single feed.

    Hi,he What is the correct application of diversity, when a separate hob and oven share a single feed. As far as I see it, electrically they are the same as a free standing cooker - or does a cooker have a limiting mechanism to prevent all circuits from working at the same time. Hob is 6.7kw...
  14. A

    Cable selection, calculating earth fault loop impedance

    Hi guys, struggling to work this question out and don't seem to be getting a correct answer no matter what cable conductor size i use. Q. A 230V 14kW domestic electrical cooker, installed in a house is to be supplied by a 15m run of PVC insulated and sheathed cable, clipped to a surface. The...
    • atto2007
    • Thread
    • cable calculating circuit cooker diversity don't earth earth fault loop impedance fault impedance loop loop impedance
    • Replies: 21
    • Forum: UK Electrical Forum
  15. Rockingit

    Diversity / allowance for induction hobs

    I'm looking at an architects drawing that's asking for 2 x 45A's, one for an oven and one for an induction hob. What do we reckon I should allow for the induction hob? It'll end up on it's own breaker anyway as it'll probably need a C or D type, but I'm just wondering what to allow for it as...
  16. S

    Diversity

    Here goes first thread. Go easy on me. I'm trying to suss out the guidance on Diversity contained in the OSG. In particular there are 2 tables A1 (Current demand to be assumed for points of utilisation and current using equipment) and Table A2 (allowances for Diversity). For example in table...
  17. 1Justin

    Supply fuse - quote to change.

    My customer needs bigger than 60A supply. Currently BS1361 60A. 4 bedroom house, 4 kids, new circuits.. Before I started in the place it came up at 72A (with diversity), and after my 2 new circuits I am 79A (with diversity). PME, nice condition, modern supply cable, Ze 0.27 so should be able to...
  18. J

    overloading the board?

    I am supplying 2 new circuits off a 64A DB these will be a 32A oven circuit and a 40A hob/stove circuit. The board already has 2 ring mains off it as well as 2 lighting circuits would adding these in overload the board?
  19. M

    Total load + diversity

    Is there any diversity re overnight circuits when calculating total load. I can see that for shift workers it could be possible to have a shower whilst someone is cooking a roast whilst the storage heaters are demanding juice but.....
  20. P

    how to apply diversity

    hello peeps, how do we apply diversity to a load? I have checked in the 7671 and it meantion we can apply it but doesnt deterine what value we apply it at? regards magy

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