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Joined: Jan 20, 2022
Last seen: Aug 8, 2025
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Topics: 16 / Replies: 2423
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RE: Solar panels not working correctly? what checks can I make?

MC4 connect/disconnect tools can be bought cheaply online.But beware that the cheaper ones are likely to be sent direct from China, with a resulting d...

2 years ago
Forum
Solar Photovoltaic (PV)
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RE: My experience with the Selpos Mason DIY kit

Current limiting in what part of the system? In the BMS unit of the Mason box whose battery has the lower capacity? My experimentation suggests th...

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

You're quite right to ask for clarification, @bretix My comment about a second device being installed was made in response to what @robl had just po...

2 years ago
Forum
Energy Storage
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RE: My experience with the Selpos Mason DIY kit

I tend to agree. I have been doing a lot of experimentation with busbars coupling batteries and inverters over the past year.My approach also incorp...

2 years ago
Forum
Energy Storage
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RE: What do we need to know before installing a heat pump?

To identify what is going wrong with so many of our heat-pump installations, we need the range of approaches and analysis which is occurring in this t...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: Solar panels not working correctly? what checks can I make?

It is likely that each panel connects into its Solar Edge optimiser using MC4 plug/socket. Then the optimisers are joined into a string using anothe...

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: A beginner's journey into DIY home energy storage - no solar!

That's a very low figure for an inverter with integral off-grid operation. I wonder if that's because they have good monitoring with temperature sen...

2 years ago
Forum
Energy Storage
Reply
RE: What do we need to know before installing a heat pump?

Thanks for taking the trouble to post that @grahamh So at risk of me asking a free question... What would you like to see the new Dept Energy doin...

2 years ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: My experience with the Selpos Mason DIY kit

@korwraith - Could I perhaps suggest a method of insulating the front of the case which doesn't use a board covered with aluminium foil? Also... whe...

2 years ago
Forum
Energy Storage
Reply
RE: Smart meter installation – seamless or a potential nightmare?

Your location means that you are in the Central Territory of the National Smart Meter Network. The Data Communications Company (DCC) has assigned th...

2 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Solar panels not working correctly? what checks can I make?

Here's my interpretation:

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Solar panels not working correctly? what checks can I make?

For that size of array, I strongly suspect that each 'cable' is in fact a single 4mm^2 wire. Two wires equals one string.

2 years ago
Forum
Solar Photovoltaic (PV)
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