Alarm
ID
Alarm Name
Alarm
Severity
Possible Causes
Troubleshooting
ɲ /LJǿw¯Êì¯äñÊòª¯ì
is normal, perform the
optimizer search
function again.
ɲ /Ljǿw¯Êì¯äñÊòª¯ì
is normal, perform the
optimizer search
function again.
ɲ /ljǿÃñÃìì¯Wv
string voltage based on
the number of PV
modules in the PV string
and check whether the
PV string voltage
exceeds the upper
threshold of the inverter
input voltage.
2081
Optimizer Fault Warning
Cause ID = 1
An optimizer is faulty.
Go to the optimizer
information screen to view
the fault details.
NO TE
Contact your dealer if all failure analysis procedures listed above are completed and the
fault still exists.
SUN2000-(2KTL-6KTL)-L1
User Manual
8 System Maintenance
Issue 03 (2020-09-15)
Copyright © Huawei Technologies Co., Ltd.
92