Huawei SUN2000 M0 Series User Manual page 83

SUN2000-(3KTL-10KTL)-M0
User Manual
Alarm ID Alarm
Name
2063 Cabinet
Overtem
perature
2064 Device
Fault
2065 Upgrade
Failed or
Version
Mismatch
2066 License
Expired
61440 Faulty
Monitori
ng Unit
Issue 06 (2020-10-23)
Alarm Possible Cause
Severity
Minor Cause ID = 1
● The inverter is installed
in a place with poor
ventilation.
● The ambient
temperature exceeds the
upper threshold.
● The inverter is not
working properly.
Major Cause ID = 1–12
An unrecoverable fault has
occurred on a circuit inside
the inverter.
Minor Cause ID = 1, 2 and 4
The upgrade ends
abnormally.
NOTE
Upgrade the inverter again if
it is stuck in initialization
state without generating any
alarms and cannot be
restored to the normal state
during the upgrade when the
PV inputs are disconnected
and reconnected next time.
Warning Cause ID = 1
● The privilege certificate
has entered the grace
period.
● The privilege feature
will be invalid soon.
Minor Cause ID = 1
● The flash memory is
insufficient.
● The flash memory has
bad sectors.
Copyright © Huawei Technologies Co., Ltd.
7 Maintenance
Troubleshooting Suggestion
● Check the ventilation and
ambient temperature at the
inverter installation position.
● If the ventilation is poor or
the ambient temperature
exceeds the upper threshold,
improve the ventilation and
heat dissipation.
● If the ventilation and
ambient temperature both
meet requirements, contact
your dealer or Huawei
technical support.
Turn off the AC output switch
and DC input switch, and then
turn them on after 5 minutes. If
the fault persists, contact your
dealer or Huawei technical
support.
1. Upgrade again.
2. If the upgrade fails several
times, contact your dealer or
Huawei technical support.
1. Apply for a new certificate.
2. Load the new certificate.
Turn off the AC output switch
and DC input switch, and then
turn them on after 5 minutes. If
the fault persists, replace the
monitoring board or contact
your dealer Huawei technical
support.
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