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Joined: Jan 20, 2022
Last seen: Aug 15, 2025
Topics: 16 / Replies: 2425
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RE: DIY solar upgrade - Considering adding more panels

@bretix I don't think there's anything particularly unusual about the pair of GSL batteries you have. I'm unsure if it's a "current model" because ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

To get suitable 'low voltage'/high-current battery cable by the metre, try 12-volt Planet or Split Charge (who also sell on ebay). You also need the...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

For pipe insulation on a heat-pump, the materials cost isn't significant compared with the energy savings. I'd recommend the closed-cell elasomeric ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

I'm not wildly enthusiastic about the use of expanding foam! The thickness of pipe insulation in your plant room doesn't look adequate in the first ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

From the photos posted earlier by @bretix I'm presenting the following overall diagram. It's derived from the one on p.28 of the SunSynk 10kWh 3ph ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

You should ask your Installer to register the SunSynk inverter and batteries with MCS. I think his advice not to register was a mistake. Your 3ph ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

Returning now to earlier (long) list of issues raised by @bretix Although @david999 suggested using the Eddi Diverter, this isn't necessary in yo...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

Before we discuss anything more about the inverters and batteries in @bretix 's plant room, please allow me to post this portion of a photo above. ...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

Yes @david999 - @johnmo is correct. Failing to switch stuff in the right order can break things... such as your cardiac rhythm. 🤒 It's al...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

Not quite. There's a randomised delay in your Smart Meter.The tariff periods aren't synchronised to UTC/GMT/BST, but delayed in an attempt to preven...

12 months ago
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RE: DIY solar upgrade - Considering adding more panels

Let me deal with @david999 's point first because it will take less time than what I have to write about the plant-room with @bretix ' heat-pump equip...

12 months ago
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RE: National Energy System Operator and Regional Energy Strategic Plan

There are comments elsewhere on this Forum about NESO and energy strategy. See here to read about an Ethics Committee idea Here's a discussion on ...

12 months ago
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