Last seen: Sep 3, 2025
@transparent We have a 100A fuse now, and 25mm^2 tails. It was originally a 60A fuse. I think the cable into our property was installed during ho...
@transparent Our area is leafy suburbs, all originally 4 bed 1960s build houses with initially 60A single phase underground cables. I’m afraid I ...
@catherinehh Is weather compensation active? While you require on average a lower heating power when it is say 10C outdoors, without weather compe...
@transparent What I asked for, and what I hope they think is happening too, is that we can consume whatever we like up to 100A, and that the overal...
We have just had permission to fit an 8kW Sunsynk hybrid inverter from UKPN. We have a single phase supply, 100A fuse, existing 4kWp PV with existin...
There’s usually a survey, to check if the boiler/heating works, but it’s written as ‘can’t check’ unless it’s actually running when there’s a flying v...
iBoost (and other diverters) are tricky to make work well with home batteries. If you have a home battery, you are likely to use a smart tariff - ...
@iancalderbank The code is entirely running in a loop; it measures flow rates, temperatures, then electicity meter pulses, then does it again. The...
@squeakysim The monitoring is all my own 😎 Two off +/-0.1C temperature sensors, each in copper "pockets", and a flow meter, and a little embedded...
I agree that it's unlikely that with the present electricity/gas cost ratio that heatpumps are "financial rational", which is the premise of the link....
Mixergy tanks I believe work by forcing statification - hot water is pushed into the top of the tank, and there is a clear hot / cold divide line. In...
The temperatures that you mention are all quite low, which is great for efficiency (but not for a warm house when it's cold out). What really matters...
Latest Posts
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RE: Help me keep the faith with my air source heat pump installation
@jamespa if I remember the insulation has a notch cut i...
By AdamK , 6 hours ago
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RE: Big Changes Coming to Our Heat Pump System
Me too, but still some people look at me as if I'm mad....
By JamesPa , 7 hours ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 8 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
This is the sort of thing I mean. I've added the T1S va...
By benson , 8 hours ago
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
By Abernyte , 15 hours ago
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RE: Powerwall 3 or Myenergi or something else?
Yes I was thinking of outdoor, IP65 batteries with buil...
By Temperature_Gradient , 19 hours ago
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@jamespa Thanks. Yeah any adjustments Ive made at pr...
By cliffhanger , 22 hours ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 3 days ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 3 days ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 3 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 3 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 4 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 4 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 4 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 4 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 4 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 5 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 5 days ago
