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Illustrious Member
Joined: Jan 20, 2022
Last seen: Aug 28, 2025
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Topics: 16 / Replies: 2435
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RE: A beginner's journey into DIY home energy storage - no solar!

I'll have to think a bit about the balancing method. I'm not familiar with the Active-Balancer you're using.The ones I have here are the larger/newe...

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

No, it's the existing Seplos BMS which will be getting warm.It should be burning off the extra voltage through its resistors.The whole point of a pass...

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

The active balancer is only measuring differential voltage. Since each wire has approximately the same resistance added to it by the fuseholder, the v...

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

Interesting points you're making @robl There is probably little harm in doing things unconventionally... especially when in discussion with others o...

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

That was also my interpretation.But it doesn't seem to me a feature likely to be used by those reading this Forum. Keeping a battery topped-up is us...

2 years ago
Forum
Energy Storage
Reply
RE: Say hello and introduce yourself

Welcome @jeepster So you seem to have started out at the Rolls Royce end of the market with Victron kit,to which you then add the tried & truste...

2 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Local monitoring and control of inverter - gaps in understanding

If you need more help @majordennisbloodnok then please ask. You can post a photo of wires leading from your Growatt connection ports if you'd like c...

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

To save you flitting all over the place, let me re-post here a basic introduction to Modbus over RS485 RS485 is a serial protocol which runs ove...

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

So let me clarify... The simplest strategy is to use Modbus commands over RS485.The manual indicates at least two such ports are available for you t...

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

Or - to keep things even more simple - use this serial to RS485 adaptor module at £4 from Amazonand about one-third of that price from AliExpress.

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Local monitoring and control of inverter - gaps in understanding

Please allow me to dive in here! I've been communicating with Growatt inverters now for about a year, and I support the recommendation from @derek-m...

2 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Additional 6.5kW battery on order

That's neat.And good to see that Messrs Craig and Derricott is a UK company, based in Walsall. 😎

2 years ago
Forum
Energy Storage
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