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Joined: Jan 20, 2022
Last seen: Aug 16, 2025
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Topics: 16 / Replies: 2426
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RE: DIY solar upgrade - Considering adding more panels

Yes. Your inverter has two independent PV inputs.Each one is rated at 550v 13.3A maximum whilst operating in MPPT mode.So, for example, you could have...

12 months ago
Forum
Solar Photovoltaic (PV)
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RE: DIY solar upgrade - Considering adding more panels

I'm struggling to follow that.I need units 😉 So you have 6 Canadian Solar panels, each rated at 425w and connected in SERIES to one of the ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

The problem with the maths is that you're starting with two different types of panel. I proposed (purely as an example) 425w panels manufactured by ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

@david999 we did the calculations for the number of panels you could connect earlier in this topic here. It depends on the rating of the panels, so ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Off Grid PV to Immersion

In conversations with engineers in the UK electricity supply network, they use the term 'off-grid' when the 240v AC is not synchronised to the 50Hz of...

12 months ago
Forum
Solar Thermal & Power Diverters
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RE: Off Grid PV to Immersion

Yes, I agree that my terminology doesn't embrace 'off-grid' in the way that it would be perceived by a crofter in Scotland, for example. I'm suggest...

12 months ago
Forum
Solar Thermal & Power Diverters
Reply
RE: Off Grid PV to Immersion

Realistic in terms of price?Or because of practical arrangements to have a storage battery installed? The financial viability depends on what you're...

12 months ago
Forum
Solar Thermal & Power Diverters
Reply
RE: Off Grid PV to Immersion

Indeed! We should be primarily considering the off-grid route. The topic DIY solar upgrade - Considering adding more panels is actively exploring th...

12 months ago
Forum
Solar Thermal & Power Diverters
Reply
RE: Off Grid PV to Immersion

Yes, I agree that cables from PV panels offer a flexibility which cannot be matched by the insulated pipework required for a solar-thermal array. Ov...

12 months ago
Forum
Solar Thermal & Power Diverters
Reply
RE: DIY solar upgrade - Considering adding more panels

🤗 If @david999 wasn't so far away, I'd be introducing him to my welder and watching how he welds aluminium.Yes, I clean it with alcohol, but ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

To pull the UK towards Net Zero and reduce energy bills, we really need a more wide-ranging skill set than you'd obtain from a course aimed at a singl...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Choice of Battery Management System: If the option was there, I'm quite attracted by the BMS unit which Fogstar have selected for use in the enclosu...

12 months ago
Forum
Solar Photovoltaic (PV)
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