heat pump

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  1. C

    Hi, new member in need of air source heat pump help

    Hi Just signed up to see if anyone can point me in the right direction with air source heat pump for my above ground pool. It stopped working a few weeks ago and I thought the display unit had gone. However I've tried to replace it but that doesn't power up either. I've had the top off it and...
  2. A

    Installing an Air Source Heat Pump

    Hi all, Has anyone installed this air source heat pump. I found it on ebay 12000 BTU HEAT PUMP INVERTER SPLIT AIR CONDITIONING CONDITIONER WALL MOUNT UNIT | eBay -...
  3. D

    Heat pump advise please

    Currently doing an EICR and would like some advise on loadings on an air to water heat pump as my experience of these is limited. The pump is a single phase Mitsubishi PUHZ-HW140VHA and the rating plate states 'rated current 23.3/14.9a' and 'maximum current 35a'. The unit was recently installed...
    • Deleted member 9648
    • Thread
    • advise current heat heat pump isolator please pump
    • Replies: 1
    • Forum: UK Electrical Forum
  4. rolyberkin

    Cable for heat pump control

    What is a normal specification for a 12v screened 'control' cable for a heat pump please?
  5. sythai

    New to me : Air Source Heat Pump

    Hi Chaps Starting 3 new builds shortly. Had brief chat with plumber today over phone, mentioned that an air source heat pump will be part of the set up. Pressurised system with buffer tank, UFH ground floor & rads first floor. It's a first but never had anything to do with air source heat...
    • sythai
    • Thread
    • air source control controller heat heat pump new normally pump source system temperature
    • Replies: 5
    • Forum: Solar Thermal Advice Forum
  6. A

    air-water heat pump - any good experiences / recommendations?

    Worcester has got me interested in finding out more about an air-water heat pump. Needs to be suitable for a property with 200m2 total floor area. Does anyone out there have any good experiences or recommendations?
  7. C

    air source heat pump problem

    Recently notice a drop in performance of one of my heat pumps used for heating hot water. The normal temp rise through the HP is around 8 degrees C but has recently dropped to around 3 degrees C. The pressure guage shows approx 100psi with the HP OFF rising to approx with the HP ON but I don't...
  8. V

    air source heat pump - forward planning for cables to install

    hi I have wired up various central heating systems, y-plan, s-plan, under flooor etc . but i will be doing an air source heat system. They have not yet purchased the pump, but i am on with first fixing and i am wanting some advice on what cables are needed before any of the plans / instructions...
  9. D

    Control of Air Source Heat Pump

    I have a CH/HW system with 6 stats, some of which are programmable all at £240V. They control my Oil Fired boiler System. I am having an ASHP fitted which I want to control with the existing 240V timer/stat control system. The ASHP has a pair of terminals (Currently looped) as part of its 12V...
  10. K

    Outdoor socket from isolator and heat pump

    Hi, I'm new to this forum so hopefully it is in the right section. So I'll get to the point, basically I live in an upstairs flat and have a garden out the back and to cut the grass I have to run an extension lead to the garden when I cut the grass and if I'm doing any work in there, but the...
    • Kierin
    • Thread
    • garden heat heat pump isolator outdoor outdoor socket possible pump socket
    • Replies: 22
    • Forum: UK Electrical Forum
  11. S

    Heat pump + underfloor vat rate

    I have just priced a job with an heat pump and 45sqm of underfloor heating in an extension. Another company has quoted for the job with vat @5% across the board while have charged it @5% for the hp work and 20% for the underfloor kit + labour. How are you guys charging vat on these jobs.
  12. Robertbaker63

    adding an airsource heat pump, supply problems

    i am wiring a new build property for a private customer, im just on a labour only quote to do power and lighting circuits there is an external firm doing the heating system which includes an air source heat pump and a 3.68kw solar system they have asked me for my maximum demand so they can...
  13. S

    Air Source Heat Pump Cylinders - new, hybrid techology, MCS pending. Your thoughts?

    Giona UK - Electric Water Heaters Hot water only. 900 watt pump on the 300 litre version. COP of 2.98 http://gionauk.com/downloads/Direct%20Air%20Source%20Heat%20Pump%20Water%20Heater.pdf Am told this is new tech because it combines the heat pump with a cylinder. Will it get MCS? Will there...
  14. Worcester

    Solar Thermal and Heat Pump Component Suppliers

    Hi Guys, up until now we've been buying complete kits of Solar Thermal, however some of our systems are starting to get interesting (hybrids, integrated boiler controls etc), so we are now looking for suppliers of the bits that make them up. We've found that although all the usual suppliers...
  15. D

    Air Source Heat Pump Signal Flex

    On Air Source Heat pumps there is a signal flex going from the Pump all the way to the Cylinder, It's 0.75mm Flex and I'm getting two opinions about whether it can be run in containment (YT2 and 20mm conduit) with the feed. The spark is saying that it can on 5Kw pumps (2.5mm T&E for the feed)...
    • Dan59H
    • Thread
    • air source flex heat heat pump pump signal source
    • Replies: 2
    • Forum: Central Heating Systems
  16. B

    Air to Air Heat Pump

    Can someone please explain to me (in simpleton terms) what is the difference between an air to air heat pump and air conditioning.I know that the heat pump take s the air from outside of the property and recycles it as hot air inside. Apart from that surely the two systems are virtually the same...
  17. G

    new house 3phase heat pump

    new house guys with a new heating system through mcs real scheme 3 phase supply run into house the pump is the only piece of equipment requiring 3phase , question is looking for best way to do this was thinking give the house itself the normal dual rcd db then from 3phase mains to lucy...
    • glasgospark
    • Thread
    • 3phase heat heat pump house new pump
    • Replies: 49
    • Forum: UK Electrical Forum
  18. D

    Air Source Heat Pump - the way forward for both REIC's and homeowners ??

    Dont know if we can either discuss this here or there's a separate section for this but I'm pretty interested in the above, even though its not all signed and sealed till Spring 2014 Just had a sales man round who was very helpful indeed and suggested that this is the way forward both in doing...
  19. K

    Boiler and Heat Pump change over

    Hi Please does any one know where I might be able to get an off the shelf controller to switch between the operation of a heat pump and a boiler at a particular external temperature. Ideally the temerature would adjustable and the controller would need a time delay function to prevent frequent...
  20. 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...
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