SOLAR OFF-GRID MPPT PCU, PAGE 10, Ver. 1.0
SMART MODE
NOTE - Battery charging by grid will only take place if grid charging is enabled.
Grid Supply
Solar Power
Load
Battery
Backup
Solar PCU
Solar Present
Grid Present
A. Load Runs on Solar or Solar + Battery
(If Batt. volt. = 13.5V & 100% Battery Charging
Current (as set by user) from Solar or 14.5V
for 2Mins)
B. Load Runs on Grid + Battery Charging
By Solar (If Otherwise)
CASE - 01
Grid Supply
Solar Power
Load
Battery
Backup
Solar PCU
Solar Absent
Grid Present
A. Load Runs on Grid
(If Batt. volt. >11.2V)
B. Load Runs on Grid + Battery Charging
Upto 14.2V (If Otherwise)
CASE - 02
Grid Supply
Solar Power
Load
Battery
Backup
Solar PCU
Solar Absent
Grid Absent
A. Load Runs on Battery
CASE - 03
Grid Supply
Solar Power
Load
Battery
Backup
Solar PCU
Solar Present
Grid Absent
A. Load Runs on Solar + Battery Charging on Solar
(If Solar Power > Load Power)
B. Load Runs on Solar + Battery
(If Otherwise)
CASE - 04