Huawei SUN2000-30KTL-US User Manual page 115

SUN2000-(25KTL, 30KTL)-US
User Manual
Alarm ID Alarm
Name
412 DC Arc
Fault
504 Version
Mismatch
505 Firmware
Upgrade
Failed
61440 Flash
Fault
Issue 09 (2019-06-30)
Alarm Causes
Severity
Major Cause ID = 1
PV cables are in poor contact
or short-circuited, causing
electric arcs.
Minor Cause ID = 1/2/3
During SUN2000 software
upgrade, the version of the
software loaded is incorrect.
Major Cause ID = 1
Upgrade is not properly
completed.
Minor Cause ID = 1

The flash space is
insufficient.
 The flash drive has bad
blocks or is faulty.
If a fault cannot be rectified by the measures listed in
Copyright © Huawei Technologies Co., Ltd.
Measures
are sure not to use it.
Check whether the string cables are
in an open circuit or in poor contact.
Check whether you have performed
a software upgrade recently. If yes,
upgrade the software to the correct
version again.
Upgrade again.
1. Replace the monitoring board.
2. If the monitoring device is
equipped with a monitoring
board, replace the monitoring
device.
Table 8-2, contact Huawei technical support.
8 Maintenance
108