Good day can someone help me i have 2 Growatt SPF 6000 es plus inverters connected with 3 BSL Batt 7kw batteries 135Ah so a total of 21 kw battery storage with a total of 24 solar panels of 450w the issue i have is the right settings for the inverter to communicate with the batteries and also my system on a sunny high uv index day is charging very slow