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@transparent
Moderator
Illustrious Member
Joined: Jan 20, 2022
Last seen: Sep 17, 2025
Profile Activity
Topics: 16 / Replies: 2461
AllTopicsReplies
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RE: How much more can we learn and then use ourselves from @transparent’s systems?

Here's a top-level system diagram @judith Most of the 'mains' 240v stuff is running from the batteries.There's a separate consumer unit for t...

1 year ago
Forum
Energy Storage
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RE: Will heat pump heat hot water without increasing the temp in my home?

It depends which side of the fence you're on. The MCS regulations do little to protect customers,but they're of great value to the accredited instal...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Will heat pump heat hot water without increasing the temp in my home?

Yes, @judith is correct. You must be given site-specific information about your installation, not just generic documents from manufacturers of applian...

1 year ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Say hello and introduce yourself

Very true. The best way to train engineers is to breed them. But even that's thwarted by regulations.I can get safety-glasses and hard hats for a ...

1 year ago
Forum
Introductions, Forum Rules & Updates
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RE: Say hello and introduce yourself

With a technical CV like that @jancold you'll soon find yourself answering questions from others here! True. I started with an off-grid arrangeme...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

I don't think there's a clear answer to that.It depends... And that's one of the problems with the PAS63100.It's trying to stipulate how an installa...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

Yes. Not only is PAS63100 not mandatory at this stage, but existing installations are exempt. Even so, the Standard has been a year in development b...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Say hello and introduce yourself

Will the installer be laughing when you tell him that the new PAS63100 Standard states that domestic storage batteries shouldn't be within the habitab...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Broken evacuated tubes

I would be surprised if there's much tail-off in efficiency from a solar-thermal vacuum tube.Being 25 years old isn't a reason to replace the radiatio...

1 year ago
Forum
Solar Thermal & Power Diverters
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RE: Say hello and introduce yourself

Nah.... we're pretty laid back.There's very little that makes us cross 😉 Please post where you'd like to join in.For others to find what yo...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Forum updates, announcements & issues

Something else has changed on the Forum in the last few days. I usually keep open the Tabs for topics where I'm currently contributing or researchin...

1 year ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Single vs. three phase for heat pump, EV and appliances

Those look like solar thermal tubes. It'll be tricky to use them on 3-phase, but you're welcome to try ! 😉️

1 year ago
Forum
Electricity, Tariffs, Monitoring & Providers
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