Last seen: Jun 26, 2025
Storage battery capacity and size of inverter(s). Apart from cost, the factor most likely to dictate the battery capacity required by a home is suff...
Battery enclosures: The majority of storage batteries installed in UK are LiFePO4, operate at 52v nominal and have a capacity of 4-5kWh.Each box has...
Wow! Please slow down @jamespa and @bontwoody - You're opening far too many issues at once! I can provide the technical background, together with ty...
News Flash. On another topic a few months ago, I was asked why I use such a mix of MCB trips from different manufacturers: And here's the answer...
I need a few hours to consider what you've just posted @korwraithand what EDF mean when they write "the change has only just been made" I should let...
The anti-vibration mounts being referred to on a checklist could be heavy rubber 'feet' beneath the outside unit.Building Regs Part-L puts the onus on...
By all means, keep musing away!Adding a second Huawei Luna is more expensive in terms of £s per kWh. I was never able to provide an adequate ans...
Hmm; well that's a fairly consistent approach. The installers seem to have screwed both the lockshieldsand their customer ...
Yes. But when using batteries in parallel, you usually try to have them of the same capacity.The Huawei Luna battery is much smaller than any which yo...
The SunSynk 5kW unit gives you more kW per £ than the 3.6kW you linked to. I was suggesting a DIY wind-turbine rather than off-the-shelf.If you have...
No. You need two inverters to incorporate the 2.66kW array.Each inverter will have two MPPT inputs. That still gives you one 'spare' input for renew...
Ah yes. I'd forgotten the East/West split.So you will require two MPPT inputs for that arrangement. The Huawei Luna 2000 has a particularly low mini...
Latest Posts
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RE: When will heat pumps and install prices come down?
Having just spent two days at InstallerSHOW 2025, I can...
By Mars , 7 hours ago
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RE: Adding battery storage to SolarEdge PV system
@majordennisbloodnok Thank you so much! Very helpful. S...
By nazuro1041 , 9 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
What you run the cable through will affect its current ...
By Transparent , 11 hours ago
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Can you please post some photos? What you've described ...
By Mars , 14 hours ago
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I don't know how to enable cooling on Daikin and @major...
By JamesPa , 15 hours ago
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My advice is reject unless they will delete the buffer ...
By JamesPa , 16 hours ago
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RE: Battery storage to run Heat Pump.
I would be surprised if the battery chemistry is going ...
By Transparent , 18 hours ago
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I went on Wednesday. It was definitely and interesting ...
By JamesPa , 21 hours ago
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RE: Commencing on an ASHP Installation Process
And on the second day, we have a completed installation...
By Sheriff Fatman , 1 day ago
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
Its the flow temperature for the heating circuit, it me...
By Gary , 1 day ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@dowallydrifter OK. I would recommend you read t...
By JamesPa , 1 day ago
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RE: Solar to power Heat Pump for DHW
Wow, how big is your heat pump that it is pulling 6kW d...
By Old_Scientist , 2 days ago
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There are DHW tanks with a built in heat pump that take...
By JamesPa , 2 days ago
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RE: Vaillant AroTherm Plus 7kW
If the thermostat is connected to the call for heat ter...
By JamesPa , 3 days ago
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RE: Renewables & Heat Pumps in the News
Yes I realise I'm picking this up a week late...... but...
By Transparent , 4 days ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@cathoderay how did you get a script to run for that- d...
By benson , 5 days ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@ashp-bobba thank you, and equally so, thank you for ta...
By Mars , 6 days ago
