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  1. littlespark

    Phase loading in a chippy

    What can be worse than electrical installations on a farm, or in a pub?...... Chippys! Got a phone call from my local.... Lights and kitchen equipment not working... needs checked by a sparky before Scottish Power would attend. She'd blown a main fuse! So ive been tasked with working out the...
  2. V

    combi microwave 2900w on switch fuse or 16a supply?

    when installing circuits protected my mcb's , i have always used the 80% rule. eg a lighting circuits where the load won't exceed 80% of the mcb rating. i have a combi microwave. max 2900 watts . 2900/230 = 12.6 Amps. does 80% apply to cartridge fuses? i guess this could be classed as a...
  3. S

    12 volt / Hydraulic loading arm prolonged use

    I have a loading arm on a vehicle powered by a hydraulic motor powered by a 12 volt motor. The motor is initiated by proximity switches on the hydraulic spool valves. In normal use the dedicated crane battery is charged via a split charge relay from the vehicles alternator between destinations...
  4. S

    Loading on an existing Kitchen and living room 32amp ring final

    Bit of advise if anyone has time.. I have a customer who brought a new kitchen from wrens. Customer has had the route to the kitsch redecorated 6months ago. I’ve found a route which means 25meter going externally and I quoted to supply new 6mm and ring circuit. They are supplying Oven (13amp...
  5. P

    Loading of an AC DB against selection regulations?

    Helloo guys, First post, so sorry if this is dreary! I'll try keep it simple... I have a client with a distribution circuit supplying AC. installation is supplied via 160A MCCB, 70mm 5 core XLPE, 250 Amp rated Distribution board.. so far so good. distribution board is loaded with 18 MCB's...
  6. J

    1.5mm T+E cable loading

    I have a question,about cable loadings, just to satisfy my own curiousity. The background detail is a bit long, apologies. If you get bored easily, probably stop now. I went to help a friend out who had a trailing cable in the utility area of their one bedroom flat, and also wanted a like for...
  7. Z

    Melted Double Adapter and Power Drops

    Hi, just found this forum! I'm in Australia Maybe people here can suggest what may be causing a power issue I have. Appreciate any suggestions, thanks. Problem: I've had an ongoing issue where power points in the house are losing power randomly for a moment and then coming back on. Its like...
  8. B

    Loading.

    Could anybody tell me if this seems to make sense. 60Amps x 230volts = 13800Amps or 13.8Kva (per apartment) The landlords supply would be negligible with only LED lighting and power to standby batteries (fire alarm) But say 5Amps x 230 volts = 1150Amps or 1.15Kva Therefore a total of...
  9. dlt27

    Agricultural Loading Issues

    Hi thanks in advance for any advice.. A long story, but have been asked to install new electrics to a new milking parlour on a local farm. The issue I have is that I am convinced the existing supply is not big enough, the existing supply is single phase and is installed about 30m from...
  10. HoverSPRX

    Max Demand/Diversity Query

    Hello All, Iv been asked to pick up the remedials on someone else's EICR that was done last year on a school for Deaf Children. One of the items listed on the report is the conductors leading to the sub mains from the main panel are undersized. I popped the cover off to have a look and sure...
  11. haptism

    Varilight Dimmer max loading

    Hi, hope someone can advise. Ive just called Varilight helpline in regards to max loadings on their 300w trailing edge LED single gang dimmer. They tell me that I can have a maximum of x30 10w leds on the dimmer. Most info out there regarding dimming LED suggests to divide the dimmers wattage...
  12. H

    Advise needed. Diesel generator loading issues

    Hi everyone, I would really appreciate some advise. I'm a domestic electrician but my neighbors asked me for some help on a issue he has and here I am. So my neighbor has a tree surgeon company, they have a yard where the cut and dry logs as well. So they've just got a new drying system...
  13. T

    Loading bay traffic light

    I've been asked to install some 24v red/green traffic lights for some loading bays. Basically when the shutter doors go up the lights need to turn red and then when they go down they need to turn back to green to signal the lorry driver it's safe to pull away from the dock. Has anybody...
  14. dlt27

    Grain loading machine wiring

    Please could someone help! When in manual this grain loading machine works if start button is held in. Ie when start button is released hold in contact not keeping contactor held in. I am only your basic everyday spark so could do with some advice if possible. Also could someone explain what a...
  15. T

    Cooking appliances. Diversity versus practice

    Hi, I have a customer who has bought a 7Kw hob to compliment a 4.8Kw double oven. He didn't realise the extra power consumption would put additional loading on the existing 6mm cable. My initial response was to tell him that an additional circuit was required and due to locations of consumer...
  16. M

    Hi everyone, new member with a loading question for a garden granny flat!

    I am building a granny flat for my increasingly wobbly mother in our garden. All proceeds well so far except it has obviously cost more than expected! My electrician suggested to save ourselves money, we can put in the three core armoured cable that he will attach to the electrical supply in...
  17. S

    Forum loading problem

    @Dan Have you done something to the forum recently? In the last day or so, loading any page has started taking ages, giving Waterfox Not responding and sometimes Unresponsive script warning. It appears to be related to the blue 'Electricians Talk/Jobs' box. It's fine once that box loads up.
  18. T

    1.5mm cable loading

    A disused fused switch was connected to a boiler that was removed. The wire running to the switch was 2.5mm and the person wants a socket to run a tumble dryer (2300w). This is the only device that can be connected to the cable. When checking the CU, it appeared that it was 1.5mm connected to a...
  19. Dan

    Forum or Page Not Loading - Reporting Thread

    Okay it seems a few heads are having issues with the forum not loading a page, you usually get the "No Data Received" error message if using Google Chrome web browser. Other web browsers give other error pages but it's basically the same. We're looking into this but we need some accurate times...
  20. G

    solar installations in the storm - real world wind loading test

    This storm looks like being the big first big test a lot of the solar systems installed over the last few years will face in the south at least. I'm reasonably confident about all the systems we've installed, and most aren't really in the red zone, but I'm wondering how many of the rent a roof...

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