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Solar installation options

Greeners73

New Member
Joined
Nov 25, 2023
Messages
2
Location
Bristol
I am looking to install a 16 panel system with 6kw inverter and 10kw battery.

Single story bungalow with no shading.

I can fit 6 panels on the south face on one MPPT. I have two options for the other 10 panels on the other MPPT.

1. Install all 10 on one face (east most likely).

2. Split the 10 panels so I have 5 east and 5 west. Due to east/west shading differences during early/mid morning and mid/late afternoon I would install 10 optimisers. Roof pitch is about 25 degrees.

I think the 2 side install is simpler as it doesn’t need the optimisers.

Would there be any reason or compelling benefit to justify an east/west installation thus the extra cost and extra optimiser components that could fail?

I assume both would generate similar amounts of energy and only thing I can see with east/west would be a more consistent generation profile throughout the day. Not sure this matters if I have a battery and not sure it would increase my levels of self consumption.

Justin
 
All the panels should face the same direction on a MPPT. Or possibly use microinverters.
 
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