SUN2000-(3.8KTL-11.4KTL)-USL0
User Manual
2 Product Overview
Issue 01 (2018-05-21)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
Table 2-2
LED description
Type
Status
Meaning
Running
indication
LED1
LED2
N/A
Steady green
Steady green
The SUN2000 is exporting
power to the power grid.
Blinking green
at long intervals
(on for 1s and
then off for 1s)
Off
The DC is on and the AC is
off.
Off
Blinking green at
long intervals (on
for 1s and then
off for 1s)
The DC is off and the AC is
on.
Blinking green
at long intervals
(on for 1s and
then off for 1s)
Blinking green at
long intervals (on
for 1s and then
off for 1s)
The DC is on, the AC is on,
and the SUN2000 is not
exporting power to the power
grid.
Steady orange
Steady orange
The SUN2000 is running in
backup state.
Blinking orange
at long intervals
Off
The DC is on and the
SUN2000 has no output in
backup state.
Off
Off
Both the DC and AC are off,
or the SUN2000 is in Low
Power Consumption mode.
Low Power Consumption
mode means that the
monitoring system of the
SUN2000 is hibernating.
Steady red
Steady red
The SUN2000 is faulty.
Blinking red
slowly (on for
1s and then off
for 1s)
Steady green
Exporting power to the power
grid, optimizer fault.
Blinking red
slowly (on for
1s and then off
for 1s)
Steady Orange
Backup mode, optimizer
fault.
Communication
indication
LED3
N/A