Huawei SUN2000-50KTL-M0 User Manual page 105

SUN2000-(50KTL-M0, 70KTL-INM0)
User Manual (India Edition)
Alarm Alarm Alarm
ID Name Severity
2064 Device Major
Fault
2065 Upgrade Minor
Failed
2066 License Warning
Expired
61440 Faulty Minor
Monitori
ng Unit
2085 Built-in Minor
PID
Operatio
n
Abnorm
al
Issue 03 (2019-07-30)
Cause
Cause ID = 1-15
An unrecoverable fault occurs on a
circuit inside the SUN2000.
Cause ID = 1-5
The upgrade ends abnormally.
Cause ID = 1
1. The privilege certificate has entered
the grace period.
2. The privilege feature will be invalid
soon.
Cause ID = 1
1. The flash memory is insufficient.
2. The flash memory has bad sectors.
Cause ID = 1/2
1. The output resistance of PV arrays
to ground is low.
2. The system insulation resistance is
low.
Contact Huawei technical support if all failure analysis procedures listed above are completed and the
fault still exists.
Copyright © Huawei Technologies Co., Ltd.
8 Maintenance
Measures
Turn off the AC output switch and
DC input switch, and then turn
them on after 5 minutes. If the
fault persists, contact Huawei
technical support.
NOTICE
Cause ID = 1: Perform the preceding
operations when the PV string current
is less than 1 A.
1. Perform an upgrade again.
2. If the upgrade fails several
times, contact your dealer.
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 15 minutes. If the
fault persists, replace the
monitoring board or contact
Huawei technical support.
 Cause ID = 1
1. Turn off the AC output
switch and then the DC
input switch. After 15
minutes, turn on the AC
output switch and then the
DC input switch.
2. If the fault persists, contact
your supplier/Huawei
technical support.
 Cause ID = 2
1. Check the output resistance
of PV arrays to ground. If
there is a short circuit or
lack of insulation, rectify it.
2. If the fault persists, contact
your supplier/Huawei
technical support.
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