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Joined: Jan 20, 2022
Last seen: Aug 3, 2025

Topics: 16 / Replies: 2419

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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

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

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)

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)

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)

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)

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)

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

RE: Additional 6.5kW battery on order

That's interesting @allyfish. I'm puzzled how a 'knife switch' mechanism can be used effectively with high-voltage DC.When the circuit is broken by ...

2 years ago

Forum

Energy Storage

RE: Additional 6.5kW battery on order

@allyfish - what's the function of the two black rotary isolators at the top? Have you had that DC MCB installed yet?

2 years ago

Forum

Energy Storage

RE: Connecting Home Assistant to a Midea Heat Pump

Excellent. That's the same approach I'm using, albeit in a different area of energy technology - battery storage. 1: Collecting data like this wil...

2 years ago

Forum