supply

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  1. B

    Hot tub supply

    Hi, having new hot tub installed, PME supply on 40A breaker 6mm twin clipped direct in loft down to 32A isolator, got some 10mm 2C laying around, and gonna use swa as earth from isolator will that be fine, (thought I’d ask not sure what these companies are like and I’m not around when they...
  2. bigspark17

    Ring doorbell power supply

    Customer wants the ring wired in instead of batteries, has anyone else done this? What type of transformer is required?
  3. D

    Supply Issues Building Materials ...

    https://www.bbc.co.uk/news/business-57247757
  4. K

    Bench Power supply question

    Hello all, I'm looking for some advice please, I'm in the market for a bench power supply and I've seen the Kungber DC Power Supply it states on the rear it's ac230v output 0~30 /0~10A Fuse 3A, I think these power supplies are made in America, I wondered if it would be ok for use in the UK...
  5. M

    UK Electrical PLC Control Panel

    We have a Electrical PLC Control Panel that has to supply 45 Fused Spur units, do I need to protect these with an RCD, we have a 10A Type D MCB at the moment. Each Fused spur controls an electronic Volume/Pressure controller which is rated at 130mA.
    • Mike Cox
    • Thread
    • control electrical fused fused spur mcb panel plc protect rcd spur supply these units
    • Replies: 8
    • Forum: UK Electrical Forum
  6. P

    Garage supply

    Hi there. So I put power into my garage but having a few issues. I've connected the SWA from a 32amp breaker in the main CU (See yellow arrow in picture) out to the garage CU which has a 16amp breaker for 5 sockets and 6amp for 2 LED Strip lights. I've earthed this at the garage CU. Plug sockets...
  7. mattg4321

    Switched mode power supply vs led driver.

    This might be a silly question and after 20 years doing this I probably should know the answer, but can a switched mode power supply and an led driver be the same thing? Example: I had a job the other day and I got a ‘while you’re here request’. Customer has a couple of 12v deadbolts to lock...
  8. T

    RCD protection to outbuilding

    Not 100% sure on the requirements for RCD protection of outbuildings. I am going to run 10mm2 SWA, about a 20m Run, to a sub board in the outbuilding, buried in the ground. The main house is on a TN-S, and the outbuilding will have a 32Amp hot tub, a few small fridges, a couple TV's, sockets and...
  9. P

    3 phase supply cost

    Does anyone have an idea how much UKPN would charge for a 3 phase 100A supply. There is an overhead transformer less than 100m away from the property & the poles go right pass feeding the building next door.
  10. timhoward

    Air circulation supply, no overload protection, no earth?!

    An agreed limitation of this EICR is that the air circulation unit circuit will not be inspected beyond the switchgear / controls due to no safe means of accessing units on roof of 4 story building. We're discussing how to resolve this. In meantime: I'm inspecting the air circulation supply at...
  11. N

    Temp power supply

    Let’s see a picture of your temporary power supply (for powering off meter/ iso tales. just for some ideas before I do one for myself
  12. L

    24vdc power supply

    We have a drawing that shows a solenoid valve panel( containing approx 40 valves) being powered from an adjacent control panel by a 24vDc PSU however this is shown as a 2 core cable connection but I was thinking it should maybe be a 3 core with the third core being an earth connection. Not sure...
  13. C

    Interconnection of MV Earth with LV Earth in Public Supply

    What factors determine the interconnection of the MV neutral/earth with the LV neutral at the local substation? When are they connected together and when would it be appropriate not to connect them together?
  14. B

    Panel heater on dual supply

    Hi all. I'm considering replacing a dual supply storage heater with a panel heater. There's the timed off-peak radial supply and the ring main available to power the panel heater, so I'm wondering if there's a way to take advantage of the cheaper radial supply when it's active, and switching...
  15. D

    Electricity supply to garage in block

    Hi I need advise. I like to supply electricity to my garage en block for fridge and freezer. Garage is about 50 yards away from my garden. My neighbour has no objection is I pass wire alongside fence wall using a steel post. The wire will stay within my and neighbours boundary wall and not...
  16. E

    Supply a third fuse board for garden bar

    Hi guys, my brother is building a bar in his garden that is timber framed and wants some power to it. The main board in the house has a pme earth and there a no spare ways in the board. From this board there is a 4mm t+e on a 32amp breaker off the rcd side supplying a board in a little out...
  17. Mark42

    32A single phase output from 3 x 16A three phase supply. Is there a way?

    I have a workshop in a remote location which I rent out. The incoming supply is 3 x 16A three phase on 180m of 16mm SWA. An upcoming customer has a machine which needs a 32A single phase supply. (Actual load about 25A.) The energy is there, but it's split across the three phases. Is there some...
  18. K

    Help wiring 5v power supply

    I am replacing a 12v/5v power dual supply pictured (black} to the other pictured 5v power supply to run the lcd control panel but am unsure were the thin purple and red wires go that are connected to the com terminals an the existing power supply(black). The new one has v+ and v- i am...
  19. A

    24v supply in boat

    My dad is a fisherman and his boat has a 24v supply. Was wondering if anyone could help me with this. He has said that when he connects a 24v light to the live that comes into the light fitting and then puts the neutral to the engine bay off the boat that it's lighting up the bulb and it...
  20. dlt27

    Vacuum on Demand (vid) supply on farm

    Hi, thanks for any advice. I have been asked to install supply for vod for vac pumps on a farm. I have been told it needs own dedicated supply as will trip RCD’s. Could anybody explain why it will trip an RCD ( does it create that much earth leakage?) The local board I was going to feed from...

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