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Category
Status
Description
Steady red
Steady red
Fault.
Communication
indicator
LED3
–
Blinking green at short intervals (on for 0.2s and
then off for 0.2s)
Communication is in
progress.
Blinking green at long intervals (on for 1s and
then off for 1s)
The mobile phone is
connected to the
SUN2000.
Off
There is no
communication.
NO TE
If the off-grid load is overloaded, indicators LED1 and LED2 on the inverter blink orange
slowly. Reduce the off-grid load power and manually clear the alarm or until the inverter is
recovered. The inverter attempts to restart at an interval of 5 minutes. If the inverter fails to
restart for three times, the interval changes to 2 hours. If the inverter is standby in off-grid
mode, check the inverter alarms and rectify the fault.
Table 6-3 LED indicators 2
Category
Status
Description
Device
replacement
indication
LED1
LED2
LED3
–
Steady red
Steady red
Steady red
The SUN2000 hardware
is faulty. The SUN2000
needs to be replaced.
----End
SUN2000-(2KTL-6KTL)-L1
User Manual
6 System Commissioning
Issue 04 (2021-04-01)
Copyright © Huawei Technologies Co., Ltd.
61