7 Commissioning
User Manual
40
Tab. 7-1
Indicator Stage Description
State
Description
Green&
Red
Flash once in turn every 1 s.
Non-running or Non-fault.
(e.g., standby)
Green
(1)
Flash once every 0.2-2 s.
The higher the inverter power,
the faster the flash.
Inverter is running normally.
Red
(2)
Flash once after every 2 s.
Earth fault
(3)
Flash twice after every 2 s.
Grid side fault
Flash 3 times after every 2 s.
ISO fault
Flash 4 times after every 2 s.
Relay fault
Flash 5 times after every 2 s.
Leakage
current
sensor
self-detection fault
Flash continuously.
Other faults
(1) The flashing period of the green light is inversely proportional to the power
production of the inverter.
(2) The flashing duration of the red light is 0.3 s.
(3) The earth fault buzzer will beep when the eShow module is connected.
The LED indicator will be red and green at the same time when the
inverter is in its upgrading process. If in other status, please contact
SUNGROW Service Dept. for troubleshooting.
