Last seen: Feb 22, 2024
@tobyg You might also be interested in this link: Definitely HTC gave me the best measurement of heat loss and was at 4.5KW @-2C, way below th...
@ken I agree that this approach is more cost effective, but not necessarily the most efficient way to run a heat pump. I have a 12KW Samsung on t...
@tobyg Grant 10KW most likely a good call. Supplementary heating always an option in rare severe weather. Make sure heat pump is level (otherwise it m...
@tobyg Hi, Yes, when I want the heat pump on during the off-peak periods, I set, using timers, the desired room temperature high, say 20C. The heatp...
Fortunately, much of the time and as was the case was for my house, many of the rads were already oversized, some twice as big (and all K2’s) otherwis...
@tobyg as Ian suggests, radiators are spec’ed at a Delta T (mean radiator flow temp) to ambient room temp, so 70-20C = delta T of 50. A heat pump fl...
@tobyg The Samsung does have a Quiet mode and I believe this changes the frequency (modulation?) and it runs quieter. I assume it’s perhaps less effic...
@iancalderbank Hi Ian, I saw you had a Samsung heatpump and you seemed very knowledgeable about getting the most out of it, so I tagged you. But se...
@mike-h @iancalderbank Thanks for the suggestions. I schedule the pasteurisation cycle each Sunday. When my Octopus Cosy off peak tariff becomes ava...
@iancalderbank Have you had any luck with your Samsung controller?
Latest Posts
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just trying to roughly get an idea what price an instal...
By AdamK , 2 hours ago
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RE: Help with understanding my Mitsubishi Ecodan air source heat pump
Welcome to the forum@patch and well done for your under...
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RE: Air Source Heat Pump - Side Alley Suitability
@jamespa I used an assumed indoor temperature of 18C. I...
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RE: ASHP Ecodan L9 error - No Heating but Hot Water
That’s interesting, but obviously concerning also…. Do ...
By SUNandAIR , 9 hours ago
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RE: In the middle of an ASHP installation - a few questions (and issues)
Thank you @robs - that very useful data. The issue wa...
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RE: The Rise and Fall of Europe’s Most Generous Green Subsidy
@editor Attached images of external insulation. Think...
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RE: Hitachi Yutaki SCombi Heat Pump - Thermal Off's
@trebor12345 The Auto function is supposed to adapt au...
By Heatgeek , 1 day ago
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RE: The Great British Heat Pump Quiz
@allyfish thanks for the feedback and glad it was fun! ...
By Mars , 2 days ago
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RE: help sizing rads based on room by room heat loss
If its 1988W at DT 50, which is how most radiators are ...
By JamesPa , 2 days ago
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RE: Career change – entering the world of heating and heat pumps
@editor Mars, thank you. That's along the routes I was ...
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@editor thanks Mars, it's a rare occasion I'm looking f...
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RE: Efficiency Concerns on newly installed Mitsubishi Ecodan 8.5kW
@ashp-bobba and @jamespa - thank you both for all your ...
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Win one of five "Heat Pumps 101" Courses
Heat pumps are gaining traction in the UK, but between ...
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RE: Agile: average import cost vs other tariffs?
@toodles thanks for the analysis. I'll be really intere...
By Old_Scientist , 3 days ago
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RE: Is this normal? Click of the DHW returning to space heating
@grantmethestrength Oh sorry to hear that, there should...
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@ashp-bobba TBH the ladies are rather disorganised, so ...
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RE: Solar Power Output – Let’s Compare Generation Figures
And for those of us without an automatic irrigation sys...
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Logically, the lower frequency = more gentle, yes, but ...
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