Huawei SUN2000-50KTL-JPM0 User Manual page 104

SUN2000-(50KTL-JPM0, 50KTL-JPM1, 63KTL-JPM0)
User Manual
Alarm Alarm Alarm
ID Name Severity
2085 Built-in Minor
PID
Operatio
n
Abnorm
al
Issue 01 (2018-09-30)
Cause
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
 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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