demand

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  1. M

    maximum demand am i right

    Hi everyone am i way off the mark in calculating my maximum demand i have 6 circuits 1x50 shower 10.5kw, 3x32 ring finals, 2x6 lights.ive calulated 100% for the shower =50 ive then calculated 40% on the ring finals=38.4 then 66% lights =7.9 totaling 96.3 ive worked these out from osg...
  2. R

    Maximum demand

    Hi, sorry i have found a few other threads on this, but they dont quite answer my query, I am working out the maximum demand for a small 1 bed cottage type thing. I am installing the following circuits: 40A for 9kw electric combi boiler 40A for cooker 32A kitchen ring (7 sockets) 32A...
    • robsparx
    • Thread
    • aus demand electricians' talk maximum
    • Replies: 5
    • Forum: Australia
  3. H

    maximum demand and diversity

    I Have a question? I want understand How can i apply the diversity factors and calculate the maximum demand on 1-one flat to get the feeder 2-set of flats to get riser 3-set of building to get transformer (if there is an example please attach it ) thanks in advance :) please i need your...
  4. S

    Lighting circuits max demand and diversity

    Hi all currently wiring in a new build large property .downstairs lighting has 3 ciruits one circuit feeds 18 lights now (dont know the exact demand of fittings but its a cat/ class a house low emissions etc so he is going to use low wattage lamps)]4 of the lights are outside back and front 2...
  5. B

    Maximum demand

    Hi , when filling in the Maximum demand on the EIC do you guys work out everything based on diversity or do you add up all the MCB's then multiply by 0.66. I keep hearing different versions ,some people just put down the cut out fuse value
    • blenki
    • Thread
    • aus demand electricians' talk maximum
    • Replies: 18
    • Forum: Australia
  6. S

    max demand

    hi all, I'm trying to work out max demand on an office ok with lights, sockets, water heater etc am I right thinking no diversityt for 3 air cons that heats as well as cools, left my regs and osg at work. thanks. stevo
    • sparkystevo
    • Thread
    • aus demand electricians' talk max
    • Replies: 2
    • Forum: Australia
  7. F

    Diversity and maximum demand confusion!

    Can someone please explain the diversity maximum demand topic, it really confuses me! For instance in most properties I wire I have 9kw boiler 45A, 6kw cooker 32A, sockets 32 A x2, Lights 6A, Smoke Alarm 6A. What would be the maximum demand on this? Thank you, appreciate the help.
    • fry80657
    • Thread
    • aus confusion demand diversity electricians' talk maximum
    • Replies: 5
    • Forum: Australia
  8. 1

    Maximum demand - please help.

    Under "PARTICULARS OF INSTALLATION REFERRED TO IN THE CERTIFICATE" maximum demand (load)...................kva/Amps Do I put in the whole load for the house or just the load for the new circuit I have added? I have just put in an outside switched socket and two 150w swiched floods. less...
  9. S

    Main Fuse

    Hi people, I recently issued a cert with a maximum demand calculation of around 80A for a 60A main fuse. Although the fuse will last well over 10'000 hours at 80A, according to regs, at what point do you decide on upgrading the fuse? I also assume the elec board would have to be notified to...
  10. L

    Working out Diversity?

    hiya, since being taught diversity on the course I went on, i've lost all memory of finding out diversity, so I was wondering if someone could give me the fomula to work it out and where to look in the regs, maybe a few examples. I needed to use it today on a job, but had no chance, I have to...
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