supply

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  1. C

    Solar Panels Barn Earthing for Solar, 80 Meters from Cut Out

    I’m installing 20KW of Solar on my Barn roof, The barn is fed from a 3 phase supply originating at the house which is 80 meters away. I’ll be installing some 35mm 4 core to minimise the losses to <1% volt drop between the barn and the point of supply located at the house. The Earthing at the...
  2. B

    Caravan supply help..

    Youngest daughter has decided to return to the nest after several years of living in the big city, now that she is permitted to work from home most of the time. She's bought herself a mobile home as an office, and wants to set it up at the far end of one of our gardens/orchard. I have to connect...
  3. D

    Kewtech k71 supply lead

    I recently moved and have lost the supply lead it's 5 years old.has anyone got one or know which way round the n coc and neutral are so could make my own one Dave wire electrical ipswich 33 years an electrician
  4. D

    UK Supply to 2 outbuildings

    Hi. I have a shed with its own small consumer unit connected by underground SWA to a connection box on the outside wall of the house. This in turn is wired to ts own MCB in the consumer unit of the house. I am going to erect another outbuilding some distance away from the shed. SWA for this...
  5. L

    Electric supply to new annex

    I'm converting my old garage into a two bedroom annex. At its nearest point it is approx 10m from main house. I plan it to be all electric, UFH, electric shower, electric hot water, cooker. Now, I think there are 2 ways of supplying power to the new annex: 1. Run 25mm SWA tails from henley...
  6. J

    Can i make a over head supply tncs

    I have private two wire overhead supply from a tncs pole and meter remote 8th mile away can make this tncs at house
  7. JoeMagin

    Selectivity at Static Caravan

    Hi all, Just a electrical student here, and on holiday at a caravan park so, of course, i go snooping about a bit for the electrics. I notice the caravan at the hook up is fed off a 30mA RCD and 32A MCB. The board within the caravan contains a 30mA RCD and a 32A ring. As im just learning I...
  8. HappyHippyDad

    What power supply for this large 12V Fridge/chiller?

    My customer wants to fit a large 12V chiller at her farm. The supplier has said it is 12V and 80A. A couple of questions.. 1. What sort of power supply unit would you use for this? See link below of the ebay item. 2. Is this going to be 80A at 12V or 80A at 230V? At 12v it would only be...
  9. H

    All electric flat require a 3phase supply

    Hi! Currently doing a job that they have decided against getting gas meters and going all electric. Electric boiler 9.5kw 2x shower 9.5kw Hob say 6.5kw 2x 32a ringmains 2x 6a lighting circuits I understand they have had a 13Kva supply installed. Obviously this will not be enough to run all...
  10. B

    Incorrect supply cable & boiler problem

    Hi everyone…I have a quick query regarding an issue I’m having with my boiler at home. There has been no hot water, the electrician has come out and diagnosed that the supply from the main fuse board has blown the clock and fuse spur. They also found that the cable is a flex cable and not the...
  11. R

    Some re assurance - electric supply for a 3350Watt Microwave

    We had an electrician out yesterday to fix something in our kitchen. I asked him to check our built in microwave and he said the wattage would be pulling around 14.56amps. After he looked at the wall socket he said that this microwave should be installed on its own supply and not on a standard...
  12. P

    UK Earth issue in my home.

    Hi there, I have found 23v going through the pipework of my water supply. People come across this before and causes?
  13. P

    Supply for 2 x immersion heaters.

    Hi everyone I have 2 x 250 litre unvented indirect DHW cylinders. The primary heat source is the oil fired boiler, but both cylinders have backup immersion heaters. Currently, only one of them is connected - it has a dedicated circuit with a 16a mcb and a DP switch. The cable is massive -...
  14. K

    Advise on how to route Power supply for UFH on concrete slab

    We are replacing the flooring for the whole ground floor - it is a circa-2000-build house with concrete slab. We're taking the opportunity to put in UFH at the same time. As it is a retro-fit, we are going with electric to keep the floor raise to a minimum. Going with 150W/m2 heating - which...
  15. R

    Elec combi boiler supply

    Hi all. My mum has just moved into a flat and it has an electric central heating boiler and a hot water tank/immersion heater for the hot water. I’ve said will look into putting a combi boiler in to free up the space in the cupboard for a washer/dryer. The flat is about 10 years old. The boiler...
  16. Downham

    Cable Supply Size 1km

    Hi there I am looking to run a supply cable to a house in rural Italy, however, it's quite a distance from the pole to the property. The distance is 1km, the supply is 230v, single phase, usage will be average... 8kwh? My question is what size cable would I need? Would they need to be...
  17. J

    TNC-S Supply but combined again at DB?

    Took a look at a block of flats today that has a TNC-S supply. Each flat is fed by a 2-core mineral insulated cable. The earth and neutral are then combined again using a henley block prior to entering the consumer unit. Has anyone come across this before?
  18. A

    Two 16amp ovens on 32amp mcb B supply

    Hi, I am replacing an old double oven with 2 new small ovens. The old oven is wired into a dedicated supply with a switch and the consumer board has a 32amp MCB B breaker. New oven 1 requires a 15 amp fuse and 2790W. link below. https://www.zanussi.co.uk/kitchen/cooking/ovens/oven/zohnx3x1/...
  19. C

    MCCB used as a final circuit supply

    Currently pricing a 250a Power upgrade for a small warehouse, the new 6 way 250a MCCB panel will essentially be used to supply x2 fuseboards however i want to have the MCCB panel also supply the larger plant as i want the MCCB panel to take the heavy loads as the client said he will never be...
  20. S

    Cooker supply to 13 amp sockets

    I will shortly be having a range cooker installed that requires 2 x 13 amp supplies. Maximum power required is stated as 3 kW and 2.85 kW respectively. I have a redundant cooker supply on its own circuit, probably 30 amp. I would like to convert this to provide the power for the new cooker. Can...

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