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Table 4-1 LED Indication
LED
light
Name Status Indication
POWER
power
Light on
Energized (control panel starts to
work)
RUN
Grid-tied
operation
indication
light
In grid-tied power generation state
Flash
Derated running status (light up 0.5s,
light off 1.6s)
Light off
In other operation status or power
supply not working
GRID
status
indication
Grid fault (light up 0.5s, light off 1.6s)
Light off Power supply not working
FAULT
Fault
status
indication
light
Slow flash
Indicates Alarm (light up 0.5s, light off
2s)
Fast flash
Protective action (light up 0.5s, light
No fault or power supply not working