Huawei SUN2000-8K-LC0 Series User Manual page 83

SUN2000-(8K, 10K)-LC0 Series
User Manual
Step 3 Turn on the AC switch between the inverter and the power grid.
Step 4 Turn on the DC switch (if any) between the PV strings and the inverter.
Step 5 (Optional) Remove the knob locking screw next to the DC switch on the inverter.
Step 6 Set the DC switch on the inverter to ON.
Step 7 Observe the LED indicators to check the status of the inverter.
Table 7-1 LED indicators
Category Status
Running LED1
indication
Steady green
Blinking green
slowly (on for 1s
and off for 1s)
Blinking green
slowly (on for 1s
and off for 1s)
Off
Steady yellow
Blinking yellow
slowly
Blinking yellow
slowly
Off
Blinking red fast
(on for 0.2s and
off for 0.2s)
–
Steady red
Issue 01 (2023-09-15)
LED2
Steady green
Off
Blinking green slowly (on for
1s and off for 1s)
Blinking green slowly (on for
1s and off for 1s)
Steady yellow
Off
Blinking yellow slowly
Off
–
Blinking red fast (on for 0.2s
and off for 0.2s)
Steady red
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7 Power-On and Commissioning
Description
–
The inverter is running in
grid-tied state.
The DC is on and the AC is
off.
Both the DC and AC are on,
and the inverter is off-grid.
The DC is off and the AC is
on.
The inverter is running in off-
grid state.
The DC is on and the inverter
has no output in off-grid
state.
The inverter is in off-grid
overload state.
Both the DC and AC are off.
There is a DC environmental
alarm, such as String Voltage
High, String Reverse
Connection, or Low
Insulation Resistance.
There is an AC environmental
alarm, such as Grid
Undervoltage, Grid
Overvoltage, Grid
Overfrequency, or Grid
Underfrequency.
A fault exists.
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