heat

  1. The Solar King

    Renewable Heat Forum

    Kicked this off with a first post to get things going. Please join in!
  2. The Solar King

    Heat Pumps - Feeling my way

    Just back from a Logic Certification Heat Pump course. Quite informative. Whilst I really like the concept of ground source, its complexity and cost started to do my head in. I would rate the course as OK, but not excellent. Most depressing element was a number of neanderthals on the course who...
  3. 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...
  4. B

    Large heat mat

    I have installed a fair few heat mats but the one that the customer supplied today was fairly large (9m2) which had a design I haven't seen before. Usually the live and neutral from the element at at the same side of the mat but this particular mat had the live at one end and the neutral at the...
  5. 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...
  6. S

    Renewable Heat Incentive

    Hi Guys, I'm rather confused over the R.H.I. I was under the impression that the payments would be for 20 years but spread over 7. Looking on the MCS calculator as an example it says a Solar Thermal system will generate 1732kW of deemed heat per year. I was working out the R.H.I payments as...
  7. 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...
  8. applemac

    heat shrink.

    bit of a simple question, can't remember the size of heat shrink to order to cover a crimp joint, domestic 2.5 and 1.5 stuff, had some but lost it, having a restocking day and sorting my van out as its shocking..... cheers boys,and girls!
  9. T

    Heat loss calculation software

    Can anyone recommend a heat loss calculation software?
    • TJLinks
    • Thread
    • calculation download heat materials reference section software
    • Replies: 4
    • Forum: Green Lounge (Access Only)
  10. A

    Heat / smoke / carbon monoxide detector - what is required

    Hello, new kitchen extension . New boiler going in the kitchen. Can anyone let me know what is compulsory, i have a sub board going in soley for the kitchen, I know heat is required but what about mains carbon monoxide alarm..? Is one required ? Is a battery one on the wall survice or is one...
    • atkins_1
    • Thread
    • detector heat required smoke
    • Replies: 6
    • Forum: UK Electrical Forum
  11. B

    Air Source Heat Pumps and RHI

    Evening folks.... We don't install ASHP. So looking for some advice. Does a property need to be a Band D to qualify for RHI in the same way as FITs. I was surveying a property today for a pv system Old stone built 1905 house off mains gas grid. Sent their by their son whom we installed a...
  12. C

    Using one boiler to heat 2 flats

    I've been asked to complete some wiring on a couple units/ flats. There is one boiler and pump, to heat 2 separate heating systems. So the there's 2 programmers etc. What's the best way to go about this?
  13. T

    Heat felt in cables

    Hey folks looking for a second opinion on this one, was carrying out an eicr on an car dealership it department , all going well just the usuall cracked sockets blind grommets missing from things etc . Got to one board that feeds a lot of it computers and there was obvious heat from the DB cover...
  14. F

    Aico heat alarm

    Evening Ladies Came across a problem today after i had installed some smoke alarms. 2 opticals, 1 in hallway, 1 on landing and heat in the kitchen. When you set the heat off in the kitchen the others dont go off, but when you set any of the opticals off the kitchen heat goes off ???? Anyone had...
  15. D

    Insect barbecue and heat alarm

    I can only think that it must be infra red light causing the problem ( I assume it is IR not UV) A converted barn,completed and powered up for at least 3 months The old dear has decided to rent the place out,prospective tenants are viewing tomorrow Flies have decided to hatch and have a fly...
  16. C

    Best ways to monitor solar pv system and heat water?

    I'm uncertain regarding the relative advantages and disadvantages of two systems: 1. Elios4you to monitor the system and the linked Power Reducer to heat the hot water. I have not been quoted a price for this system. Can anyone advise? 2. A Geo Solo PV Monitor and an Immersun Unit. I...
  17. S

    Heat recovery ventilation linked to smoke alarms

    Hi! I'm installing some interlinked smoke/heat alarms. The customer wants it so that when the alarms are activated it cuts off the power supply to his heat recovery ventilation system (so it doesn't keep trying to replace the smoke with clean air, which would effectively be fanning the fire!)...
  18. O

    Excessive heat off Syvania LED GU 10 lamps

    As the title says really. My hairdresser has a number of these, retro fitted into downlights and they are failing often. From what I could tell today they were exceptionally hot, as was the surrounding metal casing. My best guess is to bin the fire rated enclosures to reduce the heat?? ( they...
    • Octopus
    • Thread
    • electricians vans heat lamp lamps led lighting lights van vehicle
    • Replies: 16
    • Forum: UK Electrical Forum
  19. 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)...
  20. 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...
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