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@transparent
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Illustrious Member
13037 kWhs
Veteran Expert
Joined: Jan 20, 2022
Last seen: Mar 16, 2025
Profile Activity
Topics: 15 / Replies: 2270
AllTopicsReplies
Reply
RE: ROI on ASHP, Solar PV & Batteries

Erm... the 'obvious point' for such an upgrade is right now. 😮 Since GivEnergy are announcing a new range of Hybrid inverters which will on...

3 weeks ago
Forum
Energy Storage
Reply
RE: BS EN IEC 62368-1:2024+A11:2024 helps ensure regulatory compliance

Two thoughts... Firstly I agree with @jancold that it is frustrating to have Standards which aren't publicly accessible.I think it's unacceptable wi...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ROI on ASHP, Solar PV & Batteries

Thanks for posting those calculations @tim441 Your Topic Title first suggested to me that you were yet to install battery storage...but your tag lin...

3 weeks ago
Forum
Energy Storage
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

Cathy - you have just become the 'go to' person in your area for others wanting to know more about heat-pumps... ... preferably before they even com...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

mea culpa !

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

If you are to have glycol added to the system, then I question why have also had (relatively expensive) anti-freeze valves fitted. 🤔 The an...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

I'm puzzled by that. The Sig Energy datasheet indicates that there are two separate 240v power outputs.The one marked "Backup" suggests that it shou...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Baxi Air Source Heat Pump tips and tricks please

Thanks for the photos. That's in the top 10% of external HP installations which I've seen. 🙂 But it still looks like rain could enter thr...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Tomato Energy

Some of them even get elected and then decide energy policy 😥 That depends on whether the decisions are being made on the basis of M...

4 weeks ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Tomato Energy

How does their software collect that data? From Smart meters? ... being polled each hour to obtain 'live' data? It's an odd decision to buil...

4 weeks ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Heat loss calculators and spread sheets

Yes, most meters (including all Smart Meters) record gas consumption in cubic metres (m³) To convert to kWh... Cubic meters (m³) used x calorific ...

4 weeks ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power

I haven't (yet) done any research on the Sigenstor inverter,but I'm posting a block diagram which is an approximation of your electrics as I've unders...

4 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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