source

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  1. S

    IET vital source bookshelf

    Hi guys I have been after a digital copy of the latest GN3 for a while, I was going to download from the IEE website but after reading it seems it is stored on an app called vitalsource bookshelf. I wanted it as a ebbok so it could go in my kindle or ibook collection. Vitalsource has some bad...
  2. T

    Air source heat pumps

    Hi, has anyone out there had any experience of the performance of air source heat pumps. I am looking to fit one at my place. We are not on mains gas so am looking to find a way to economically heat the house - we currently have LPG. The manufacturers make all kinds of claims for COP but I was...
  3. L

    Where can I source switches like this, please

    Hello I need to find some of these brass switches, they are three ganged brass toggle switches with a brass rope edge. The also have a bevelled round brass nut fitting to hold the front on. I am working on a restoration project and they want to keep these type of switches. Any help would be...
  4. O

    [Need Advice] Reuse phone chargers

    Hi everyone, I'm making a house model in which I use one VAC bulb and another one but uses DC source. What blocking me at the moment is the electric source of the VDC bulb. I want to use circle in phone charger (I have many of them, ones of Nokia 12xx) to transform VAC into VDC and I tried but...
    • Once
    • Thread
    • advice charger chargers normal phone source
    • Replies: 1
    • Forum: UK Electrical Forum
  5. A

    load close to source

    anyone?
  6. W

    Panel/Convector heater?

    Have a customer with no heating at all in 2 of her bedrooms ( No gas supply also ) both rooms are around 6 x 3 meters .. Any suggestions for a decent panel/convector heater that will heat these rooms adequately?
    • Welshsparky
    • Thread
    • answer close contactor heater panel source thermostats
    • Replies: 8
    • Forum: UK Electrical Forum
  7. Luminous

    Ground source heat pump

    I'd like some advice on the best way to provide the supply for the above. Back story is i'm rewiring a fairly large farmhouse, the original quote just included for 'boiler', immersion and under floor heating. However the ground source arrived today and i'm like "hello! what's this?". The...
  8. T

    LED Driver

    Hi All I have never posted before but i need some advice, I need to source a LED Driver my wholesaler says that it cant find it the driver in question is AC Adaptor 24v dc 2 amp the above is what it says on the driver it self the driver is used on a led round feature in a retail unit Can...
  9. J

    Really stupid voltage drop question

    Hey all, reading through the 17th trying to get my head around some areas of it. I did physics at school and some at uni so electrical calcs usualy dont bother me the slightest. BUT, If were calculating voltage drop over a reasonable length radial, for example twin and earth or SWA feeding a...
    • john2512_00
    • Thread
    • circuit conductors electricians' talk question really resistance source stupid voltage voltage drop volts
    • Replies: 10
    • Forum: UK Electrical Forum
  10. M

    Finding the source of a permanent live

    Hi, I am trying to replace an emergency light in a hotel but cannot isolate the permanent live. I have isolated the mains feed in from the DB but there is another PL wired in from the ceiling void. I have tried the usual isolating trips one at a time however, the board is poorly labelled and...
  11. B

    Air source heat pump trouble...Help!!!

    Hi Everyone, I apologise, this is going to be a bit long winded! Any help would be gratefully received though. I have just finished wiring the supplies for an air source heat pump. By manufacturers spec it needs a 32A supply outside for pump itself, and a 16A supply to the indoor control unit...
  12. P

    Wylex RCD's

    Hi, My name is Phil and I am based in Warwickshire, whilst I have many years of experience in the electrical industry I have recently come across a problem that I cannot recall seeing before. I installed some new fluorescent fittings in the local community hall and upon carrying out a Zs reading...
    • PhilB
    • Thread
    • circuit electricians' talk fitted rcd rcd's source wylex
    • Replies: 7
    • Forum: UK Electrical Forum
  13. I

    RCD Tripping - Boiler Control Box

    Hi Guys, Hope someone can shed some light on a recent problem: We have attended a problem whereby an RCD was tripping in a property due to a capacitor (suppressor) in a boiler control box shorting. We have removed the capacitor, and now all seems well. The questions are, Does anyone know...
    • imprints
    • Thread
    • boiler box capacitor control electricians' talk problem rcd rcd tripping source tripping
    • Replies: 5
    • Forum: Central Heating Systems
  14. LightGEN

    Source for small external generation meter box?

    We're about to install a PV system for a customer with health problems. The existing supply meter and CU are located in the back corner of a corner cupboard in the kitchen, to read the supply meter it's neccessary to remove a chunk of cupboard contents and crawl around on the floor to read the...
  15. A

    Identifying supply source

    Evening all - does anyone know if there is a regulation specifically requiring a distribution board to have something on it showing it's source - ie. where the submain that is supplying it is fed from? I'm testing a large school with 80+ boards, and not many show source. And, a totally seperate...
  16. 0

    Cables near heat source?

    Hi there, Part Rewire of a 250 yr old property....beams and rafters, low ceilings everywhere!! What are the regs.....if any, in regard to proximity of a cable (T+E) to a heat source. It's a rangemaster oven. The cable is clipped above the oven on the ceiling rafter. The kitchen has a low...
  17. S

    heating a swimming pool

    whats the cheapest efficient way of heating a swimming pool gonna be about 25mtrs/15mtrs im thinking air source heat pump
  18. marksparky

    ground source heat pump!?

    hi folks have a job coming up to price and heating is underfloor via a gshp, single phase supply and running on econmy7 tariff i believe, i havent wired a heat pump before and waas wonderin if some of u hav any experience in this type or similar system and cud give me some pointers as to wat...
  19. D

    Where might I source these sockets and plugs?

    I can find them on cpc: 4795.0000. - SCHURTER - REWIREABLE 16A, FREE SOCKET | CPC But I'd like to have other options available. I'm looking for what cpc call 'chassis in', male and female, ie plug and socket, and also for power supply leads in a rewireable plug and rewireable socket. This...
    • Discharged
    • Thread
    • attach condition connectors electricians' talk might order plugs socket sockets source these where
    • Replies: 5
    • Forum: UK Electrical Forum
  20. M

    old imperial conduit

    hi there does anyone know where i can source a 3/4 conduit die have got a stock etc thank you
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