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Last seen: Jun 13, 2026
@toodles @andris I have been duly pestering OE staff 😉 They said it was a couple of half hourly readings missing. I can't see why they don't have an ...
Same 'ere. Octopus Agile import, Octopus Outgoing Fixed 15p/kWh export. No idea what my average consumption rate on Agile is right now, as Octopus has...
I think you are right, it borrows requirements of IEC 62485 'secondary batteries' - where for older battery chemistry types, Lead acid and NiCd, there...
@derek-m interesting video. Stateside the defrost mode in A2A systems enables direct electric heating of the incoming air to avoid loss of heating fun...
It'll be a fairly standard R290 ASHP internally I think, covers, panels and grilles might be customised. They all come with serial Modbus comms now, f...
Heatmiser Neostats are also used by Grant. Theirs are Grant branded, but identical items. They have up to 3degC adjustable differential if I recall, s...
@guthrie - don't worry. PAS_63100_2024 is not a retrospective standard. Probably the large majority of current BESS installations will not comply, inc...
Hi David, timing between defrosts varies based on outdoor temperature and humidity and how quickly the ice builds up. 30-60 minutes between defrosts i...
A defrost that's taking far too long would suggest a faulty 4-port reversing valve. The valve is a pilot operated solenoid device, common in all rever...
Great stuff - sound like to you a very good plan. EPCs can be notoriously inaccurate. It was only until quite recently the installation of a heat pump...
Always worth insulating the floor from the garage underside if there's reasonable access. If you store much in there, including cars, I would fire pro...
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Degrees of Separation
Latest Posts
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RE: Several AC coupled batteries
Ready-built LiFePOâ‚„ batteries are also readily availabl...
By Transparent , 14 minutes ago
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I agree. So far as I understand, we can't necessarily...
By Majordennisbloodnok , 28 minutes ago
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I can answer that pretty directly since we used to have...
By Majordennisbloodnok , 33 minutes ago
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Did you try using the find an installer tool in the sit...
By Batpred , 1 hour ago
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RE: GivEnergy inverter tripping due to over-voltage?
updated and corrected excel with weekend data. No overv...
By Tim441 , 2 hours ago
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RE: Say hello and introduce yourself
I hope so, @toodles. It's not often that we see a situa...
By Majordennisbloodnok , 2 hours ago
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Looking for some advice - planning a self build - but a...
By chastity_outward053@simplelogi , 4 hours ago
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RE: Heat pump design review please: 5 kW Vaillant aroTHERM Plus heat pump
@jamespa many thanks, definitely i will give the pre...
By ragtime27 , 14 hours ago
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RE: Heat pump installation quotations
@jamespa I noticed that in the Heat Geek design consult...
By Batpred , 15 hours ago
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RE: Electricity price predictions
Good point, I do expect the bonus of putting my energy ...
By Batpred , 24 hours ago
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RE: Daikin ESPAltherma and Home Assistant installation
@bash, something we haven't touched on already relates ...
By Majordennisbloodnok , 1 day ago
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RE: Help me keep the faith with my air source heat pump installation
@jamespa these:
By AdamK , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Vaillant arotherm plus 12kW. Installed March 2025. Ex...
By Harebell , 2 days ago
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RE: Load Shift and Lifestyle Shift Complete - our journey has ended, for now
Last year we managed a net nil cost. Exceeding all my h...
By Tim441 , 2 days ago
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