Multi RS solar, i like to install 2 Multi RS units ( phase 1 and 2 ) battery question

DIY
,
1

Can i use 2 separate battery banks ?

1 Multi RS solar with a 16S battery
1 Multi RS solar with a 15S battery

So will put 1 system on phase 1. and other on phase 2

Like to here if its posible

2

Not as one cohesive system no.

Since the battery banks requires different care -one system per phase with its own GX would be the best set up.