Table 2-2 LED indicator description
Category Status Meaning
Running
indication
LED 1 LED 2 N/A
Steady green Steady green The SUN2000 is operating
in grid-tied mode.
Blinking green
at long
intervals (on
for 1s and then
o for 1s)
O The DC is on and the AC
is o.
Blinking green
at long
intervals (on
for 1s and then
o for 1s)
Blinking green
at long
intervals (on
for 1s and then
o for 1s)
The DC is on, the AC is on,
and the SUN2000 is not
exporting power to the
power grid.
O Blinking green
at long
intervals
DC is o and AC is on.
O O DC and AC are both o..
Blinking red at
short intervals
(on for 0.2s
and then o
for 0.2s)
N/A DC environmental alarm
N/A Blinking red at
short intervals
(on for 0.2s
and then o
for 0.2s)
AC environmental alarm
Steady red Steady red Fault
Communicatio
n indication
LED 3 N/A
Blinking green at short intervals
(on for 0.2s and then o for 0.2s)
Communication is in
progress. (When a mobile
phone is connected to the
SUN2000, the indicator
rst indicates that the
phone is connected to the
SUN2000): blinks green at
long intervals.)
Blinking green at long intervals
(on for 1s and then o for 1s)
The mobile phone is
connected to the
SUN2000.
O There is no
communication.
SUN2000-(3KTL-10KTL)-M0
User Manual 2 Overview
Issue 06 (2020-10-23) Copyright © Huawei Technologies Co., Ltd. 12