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Battery over
voltage
Charging indicator Green fast
flashing
Battery level shows full, battery
frame blink, fault icon blink
Check if battery voltage is
higher than OVD(over voltage
disconnect voltage), and
disconnect the PV.
Battery over
discharged
Charging indicator Red on Solid
Battery level shows empty, battery
frame blink, fault icon blink
Check if battery voltage is higher
than OVD (over voltage
disconnect voltage), and
disconnect the PV
Battery
Overheating
Battery indicator Red slow flashing
Battery frame blink, fault icon blink
The controller will
automatically turn the system
off. When the temperature
declines to be below 55 ºC,
the controller will resume.
Controller
Overheating
PV/BATT indicator fast flashing
When heat sink of controller
exceeds 85℃, the controller
will automatically cut off input
and output circuit. When the
temperature below 75℃
,the
controller will resume to work.
System voltage
error
①
Check whether the battery
voltage match with the
controller working voltage.
②Please change to a suitable
battery or reset the working
Load Overload
/
Load and fault icon blink
①
of electric equipment.
②Restart the controller.
③Wait for one night-day cycle
Load Short
Circuit
①
connection, clear the fault.
②Restart the controller.
③Wait for one night-day cycle