MPP Solar LV 6548 User Manual page 39

Operation mode
Fault mode
Note:
*Fault mode: Errors are
caused by inside circuit error
or external reasons such as
over temperature, output
short circuited and so on.
Line Mode
Description
PV energy and utility can
charge batteries.
The unit will provide output
power from the mains. It will
also charge the battery at
line mode.
37
LCD display
Charging by utility and PV energy.
Charging by utility.
Charging by PV energy.
No charging.
Charging by utility and PV energy.
Charging by utility.
If "SUB" (solar first) is selected as output
source priority and solar energy is not sufficient
to provide the load, solar energy and the utility
will provide the loads and charge the battery at
the same time.