Hi everyone,
I am new in inverters. Please help me to understand root cause of following issue.
My configuration:
Growatt SPF5000ES + 48v100ah rack pack
Inverter and battery connected using cable from battery set(BMS port on inverter side, RS485 port on battery side)
Inverter program 05 set...
Sorry forgot to ask:
I don't have solar panels, so when inverter is in idle mode(utility connected, PV absent, load not connected), inverter self consumption power always taken from battery, therefore battery every few hours discharges for few %. Why inverter doesn't take self power from utility?