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@transparent
Moderator
Illustrious Member
Joined: Jan 20, 2022
Last seen: Aug 22, 2025
Profile Activity
Topics: 16 / Replies: 2434
AllTopicsReplies
Reply
RE: Say hello and introduce yourself

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...

3 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Questions about Ecodan cascade system

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: A beginner's journey into DIY home energy storage - no solar!

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...

3 years ago
Forum
Energy Storage
Reply
RE: Questions about Ecodan cascade system

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 ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Shelving options for LF280K batteries

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...

3 years ago
Forum
Energy Storage
Reply
RE: Shelving options for LF280K batteries

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...

3 years ago
Forum
Energy Storage
Reply
RE: A beginner's journey into DIY home energy storage - no solar!

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...

3 years ago
Forum
Energy Storage
Reply
RE: Shelving options for LF280K batteries

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...

3 years ago
Forum
Energy Storage
Reply
RE: Shelving options for LF280K batteries

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...

3 years ago
Forum
Energy Storage
Reply
RE: Smart smoke detectors

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...

3 years ago
Forum
Safety, Regulations, Tools, Plumbing & DIY Installations
Reply
RE: Heat pump installer sentenced for fraud and mis-selling

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...

3 years ago
Forum
Well & Truly Off The Grid
Reply
RE: Heat pump installer sentenced for fraud and mis-selling

Duchy Eco's Instagram site is still 'live'. Here's one of the photos showing an installation: Anyone care to comment on airflow in/out of ...

3 years ago
Forum
Well & Truly Off The Grid
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