
Last seen: Aug 27, 2025
Thanks for clarifying @alexm but I don't think that would work. Firstly I would expect any GSHP installer to provide a desk-study/survey based on th...
The installer should not have used a 5kW grid-tied inverter under these circumstances.It's not their decision - because they are required to operate w...
Yes @tommcl - there are several topics in which such strategies are discussed. Battery storage is one of my own areas of expertise.That doesn't mean...
NH fuses. Ignore price for the moment @korwraith and let's concentrate on what the fuse is intended to do. NH fuses are a German design/specificatio...
Hi @tommcl and welcome to the forum. There are others here who can address the Ecodan questions better than I. But I'm intrigued as to the 6kW of ...
That's a very helpful photo @chickenbig - thank you. Here's the dimensions of a battery in the relevant orientation with no spacers between cells in...
I'm somewhat struggling to picture these shelves with your dimensions @chickenbig Graphics would make it a lot easier to follow - either the sort of...
Sorry - I disagree.It may operate as you describe, but it doesn't comply with the regulations. User-configuration processes to restrict the output t...
Mainly for the benefit of others who will arrive here in future, may I present the following chart showing Extra-Low-Voltage (ELV: 12-60v DC) cable si...
Ah... thanks for clarifying, @chickenbig - So you're using all 32 cells within a single battery which has one BMS unit to protect it. The standard c...
I have mains-operated smoke alarms in my house. There's a 'signal' wire which carries the 'alarm-on' command to all others in the network. I've do...
As a fellow West Country resident, I feel I should apologise for the poor quality of our rogue tradesmen. Whilst there are few of them, this particula...
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RE: What crazy nonsense are inverter limits and why are they imposed?
I disagree. You don't even require G99 consent from y...
By Transparent , 34 minutes ago
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RE: Electricity price predictions
Actually there would be a good logical case for this. ...
By JamesPa , 45 minutes ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@jamespa unfortunately, your plumbing and shelving appr...
By GrahamF , 2 hours ago
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I've heard good things about FoxESS too. I have a work ...
By Majordennisbloodnok , 2 hours ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 17 hours ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 1 day ago
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 1 day ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 1 day ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 2 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 3 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 3 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 3 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 4 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 4 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 5 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 5 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 6 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 7 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 7 days ago