thermal

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  1. W

    Domestic RHI - What's covered?

    Thought I'd post here before I threw it into the public forum We've got three interesting large Solar thermal projects to do and two Biomass projects. (one is both..) all include DHW One solar thermal and the Biomass system both have to include for the heating of an fully enclosed indoor...
  2. A

    Beko CE 68206C - problem with oven not heating

    Hi, First post, I'm not sure if this is the right place to ask such a question, if so if someone could gently point me in the right direction/forum, that would be appreciated. Our Beko CE 68206C oven has stopped working, not sure the grill works either. The clock appears to be set properly...
    • ajdowson
    • Thread
    • albums heating oven photobucket problem thermal
    • Replies: 10
    • Forum: UK Electrical Forum
  3. E

    solar thermal quote

    Hi Guys I am going to get solar thermal installed on my house. I know some members do multiple renewables so If you like to give me a quote then please contact me. the heating system is a regular with a big water tank in top floor directly under the north roof as it slopes down , I think the...
  4. I

    thermal insulation

    whats the script when you install say a shower circuit in a house in 6mm clipped direct thru the loft no insulation 40amp mcb all gud , then you go back a year later and the owner has had insulation put down in the loft right on top of your cable or cables as everyone is these days , it near...
  5. I

    solar thermal

    Hi I'm looking at adding an additional discipline to the MCS side of things. I've been thinking that down this way (Hampshire) the best option would be to look into solar thermal. Only problem is, I don't know a thing about plumbing! So I was just wondering how many of you install solar...
  6. R

    Underfloor Heating Insulation??

    Hi i have done many underfloor heating systems on ply lined floors but never on a concrete levelled base. The question i am asking is it ok to use polystyrene thermal boards with a mesh type mat i know they are ok with the foil mats but i am unsure with the mesh type. I dont want it to be a...
    • rpelec
    • Thread
    • boards concrete heating insulation thermal underfloor underfloor heating
    • Replies: 2
    • Forum: UK Electrical Forum
  7. W

    thermal constraint help?!

    first post on here, use it quite a lot and have found it extremely helpful so thanks to everyone who does post and reply :) i'm studying at the moment and have come across a question that im not too sure how to finish, the question is as follows; A 230 volt 14kW cooker installed in a house is...
  8. J

    Thermal protection

    When working out if a cable has the correct thermal protection, what do I do if for instance a 20A bs 88 fuse with an Ief = 230/0.92 = 250, how do I work out 't' from the fault current of 250A when Fig 3A3(a) shows me that a 20A bs 88 fuse disconnects in 0.1 seconds with 180A?
  9. S

    How much water pressure for a thermal store?

    Perhaps this should be directed to a plumbers forum, but I've had good advice here previously. We have an 8x4m swimming pool, two old 27kw boilers, 35 radiators and 3 bathrooms. We have a south facing roof big enough for about 4kw PV and some solar thermal panels also. We have several large cold...
  10. I

    Vailiant solar thermal

    Hello peeps need some help I was sent today to install a solar thermal hot water system. I installed it but could not see how it would work. The one I have installed in every intruction talks of being connect to the boiler via eBUS but there is no boiler as heating is via a air heat source pump...
  11. J

    Solar thermal

    Need some advice regarding a solar thermal system. To remove existing cylinder is going to be a nightmare, small cupboard and pipes covering the cupboard. So I am thinking of installing separate cylinder and piping the hot water from the solar cylinder into the bottom of the existing cylinder...
  12. S

    Solar Thermal secondary return pump Fluropro

    Hi I have been installing a Solar Thermal system (with a plumber friend) with a Glow-Worm Fluropro controller, and the system has a secondary return pump on it. I can't find any live output for the pump. I could just put the pump on a plug-in timer, but in the manual it states that the system...
    • Siddie
    • Thread
    • output pump return secondary solar system thermal
    • Replies: 6
    • Forum: Central Heating Systems
  13. G

    PV immersion/heater switch - SOLIC

    Does anyone have any feedback on the SOLIC 200 (especially if anyine has installed it) I would also like to know if a oil radiator could be linked into the HW circuit so that I can either switch between HW or heating and once the HW is at temperature then it would divert to heating. Has anyone...
  14. sythai

    Immersion - Thermal cut out advice

    Morning Chaps... Customer of mine has had a new cylinder recently installed (6 months ago.) All electric heating/ economy 7. Has 2 immersions : off peak at bottom & boost at top They've never used boost. Eco7 permanently turned on. No hot water the other day so advised to use boost...
  15. J

    Calculate the min size of cpc giving consideration to disconnection times and thermal

    Hi everyone, On the drawing it says the system's TN-C-S with declared Ze = 0,008 Ω and prospective fault current declared as 50kA When I calculate If = Uo / Zs = 230 / 0,716 = 321 A . With this value there's no way to match with 10A curve at fig. 3A6 (appendix 3) But if I calculate the...
    • JuniorSparky
    • Thread
    • calculate cpc disconnection disconnection times size thermal times
    • Replies: 28
    • Forum: UK Electrical Forum
  16. M

    CI...... corection factors for thermal insulation

    Hi could sombody please help, im currently coving cable calculations and volt drop. I understand the process and how to determine csa but could sombody please help me out as to where there is a table in bs 7671 ci to size of insulation. I found this table on line and just wondering if theres...
    • martinh89
    • Thread
    • factors insulation thermal
    • Replies: 5
    • Forum: UK Electrical Forum
  17. M

    Thermal Imaging Survey

    Slightly off topic - but any recommendations for thermal imaging surveys in the Oxfordshire area? thanks Matthew
  18. M

    May I ask Thermal cameras has any one used Flirs?

    I am thinking of buying a thermal camera and have been looking at Flirs range of cameras but the price scale is huge I like the I7 and the ebx 50 cameras has anybody tried one... cheers guys
    • monkee
    • Thread
    • cameras thermal used
    • Replies: 8
    • Forum: Electrician Forum
  19. D

    Fault currents providing instantaneous disconnection/ thermal withstand of cables.

    HI. I have recently installed some circuits at work and i am having problems proving that the fuses will disconnect before the cables used get to their max permitted temperature. The two circuits are as follows: 1. 6mm L,N,E singles connected to a 32 amp HRC fuse...
  20. I

    Which other renewable is worth investing...?

    I have been looking at adding another renewable to the business. So far in stalling solar PV i am wondering what is the next best renewable as far as public interest goes etc? What other sources do you install? Solar thermal? heat pumps? Would love to know any pro's and con's of any of these.

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