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David999
@david999
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Reputable Member
Joined: Mar 24, 2024
Last seen: May 31, 2026
Topics: 12 / Replies: 327
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RE: Adding 5 More Panels to My Growatt Inverter – Second String Questions on Specs, Cabling & Configuration

@transparent I need to think this out carefully, my first choice is tubs and at 100kg and screwed to the roof joists I doubt they would move. In term...

2 months ago
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RE: Adding 5 More Panels to My Growatt Inverter – Second String Questions on Specs, Cabling & Configuration

@transparent the box section can be dented if you walk on the roof so as mentioned likely need to fix spacers so the tubs sit on the hollow and thus t...

2 months ago
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RE: Adding 5 More Panels to My Growatt Inverter – Second String Questions on Specs, Cabling & Configuration

@transparent Its 10mm pipe in there so well insulated. I’m thinking on your comment on that box section steel roof. Although it’s mounted on plywood ...

2 months ago
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RE: Adding 5 More Panels to My Growatt Inverter – Second String Questions on Specs, Cabling & Configuration

@transparent it’s insulation on top of insulation to mitigate heat loss. Doesn’t look great but works. How bad is it transparent, you are an expert, ...

2 months ago
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RE: Adding 5 More Panels to My Growatt Inverter – Second String Questions on Specs, Cabling & Configuration

@transparent the roof joists are 3 inches by 9inches and not strapped to the walls but built slightly into the brick. They quote 100kg per box to sec...

2 months ago
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RE: Single vs. three phase for heat pump, EV and appliances

the 3 phase was free for me since I was looped with a neighbour. My Zappi can cope with 3 phase but I need to change the meter and other bits and not ...

5 months ago
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RE: Solar wiring and EV

Yup it charges the car during summer and it’s a hybrid inverter. It’s totally confused though.

5 months ago
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RE: Solar wiring and EV

@batpred this is how it is at the minute, a bit cramped. One ct clamp was removed because they said it didn’t need it. the apps for both solar and ...

5 months ago
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RE: Solar wiring and EV

Yes they installed a new consumer unit for the EV charger, octopus only fitted the EV charger.

5 months ago
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