
Last seen: Sep 9, 2025
In many cases I would agree. But I could easily apply that argument to the ubiquitous GU10 LED light bulb. It's the most common type used in kitchen...
I'm now looking at this from the opposite viewpoint... using ELV unless there is a reason not to do so. The current objective is to create a system ...
I think that would be lacking in adventure 🙂 Here's an overview of the intended 48v wiring to the existing ELV wiring positions. And here's the...
Lots of questions arise from those points @jeff Since there are few 'Standards' let me start by addressing the issue of which voltage to use. Twent...
The feedback you are providing here is vital if 'we' are going to better use energy resources. Every time that you (and others here) pick me up on a c...
Yes, it's a good many years since I've worked with PLCs, and the technology has indeed got a great deal more sophisticated. But I think the crucial ...
The control system under investigation/development is to receive data inputs which require a lot more software than just a PLC can offer. These includ...
I've re-jigged the colours/labels on the diagram I posted on the previous page earlier today. Does this make things clearer? The inverter in the...
@chickenbig - my storage battery configurations are under perpetual development, which means that the connections are being changed weekly. I'm attemp...
Yes, please do query. This is a very important point! I alluded to the mechanism I use to prevent grid-export higher up this thread, but it warrants...
Let me address the point made by @batalto first... Exactly. You've hit the nail on the head. What you need is a double-pole switch to divert one...
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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 , 56 minutes 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 , 1 hour ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Another result and another very happy service customer:...
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 3 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 , 3 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 , 7 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 , 7 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 , 8 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 11 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
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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 , 12 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