
Last seen: Sep 9, 2025
For those eager to explore the possibilities for DIY battery storage installations,... this afternoon I conducted a test which produced a dead short-c...
Let's pause for a moment whilst I lay out some of the issues I'm wanting to see clarified: 1: We are in the early days of seeing widespread roll-out...
Speaking for myself, I'm happy to do so @jamespipe Some of the enquirers here are obviously raising issues that are technically deep, and we tend to...
Erm... that's the point I'm making. Earthing can't "become TN-S" unless there is a separate earth wire in the feed cable. Perhaps the author is si...
Hmmm. That's not what the author is claiming. You can't implement an earthing arrangement which is always TN-S (ie based on Separate Earth & Neu...
I want to run this past my DNO engineering manager. That article states The earthing arrangement of most EESS in island mode, where the installati...
Can you clarify those interesting comments please @rob99 ? Does that point about MCS also apply to your proposed PV & Battery installations?If y...
Victron operate in the renewable-energy theatre in the same way as Apple do in digital electronics. It's well designed and expensive.Once you go dow...
Yes @astranger you're ok to use the Growatt SPF5000ES with no solar, and it can't export.There's also an SPF6000ES announced, but it's only had a limi...
I may not appear to be responding directly to what you post @steevjobut I am reading every point you've written to ensure that I cover it within my on...
Let me provide the background detail which shows the electricity supply used for the majority of the UK population. Protective Multiple Earth (PME) ...
I've run those pole numbers (and variations thereof) through NGEDs entire database of substations and that pattern of naming doesn't occur @steevjoSo ...
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RE: Who’s Caved and Switched the Heating On Already?
I have automated this decision. I have a heat pump with...
By jamespetts , 3 hours ago
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RE: COP is not the only measure of efficiency
Can I clarify - is the LSV the manual balancing valve? ...
By jamespetts , 3 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Another result and another very happy service customer:...
By ASHP-BOBBA , 4 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 4 hours ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 4 hours ago
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RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 5 hours ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 9 hours ago
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RE: Renewables & Heat Pumps in the News
@mike-patrick Well, if Europe is stalling partly due to...
By Toodles , 9 hours ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 10 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 13 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 13 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 14 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 1 day ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 2 days ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 2 days ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 2 days ago
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
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RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago