30
/
34
2. Inverter fault
When the grid returns to normal, restart the inverter; if the error still
remains after repeated restarting, please contact our after-sales.
21
Grid under voltage
Vac Under
Voltage
1. The grid is abnormal.
When the grid returns to normal, the inverter restores automatically.
2. Inverter fault
When the grid returns to normal, restart the inverter; if the error still
remains after repeated restarting, please contact our after-sales.
22
Grid frequency error
Fac Over Range
1. The grid is abnormal.
When the grid returns to normal, the inverter restores automatically.
2. Inverter fault
When the grid returns to normal, restart the inverter; if the error still
remains after repeated restarting, please contact our after-sales.
23
LCD screen do not
light up/ Green LED
glows.
NC
Inverter fault
When the grid returns to normal, restart the inverter; if the error still
remains after repeated restarting, please contact our after-sales.
24
Output power is half
of the Max. Power.
NC
1. All the PV panels are connected
to the inverter as one input string.
Change the installation.
2. Inverter fault
When the grid returns to normal, restart the inverter; if the error still
remains after repeated restarting, please contact our after-sales.
25
GFCI tripped
NC
1. The connection of grounding
wires of PV panels is incorrect.
Check the installation
2. The connection of AC grounding
wires of the inverter is incorrect.
Check the installation
3. GFCI is shared by both the
inverter and other equipments.
Check the installation
