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iSitePower-M V100R002C00
User Manual (MAP05A1, MAB05B1)
Alarm Name
Issue 03 (2022-10-28)
Alarm
Severi
ty
Copyright © Huawei Digital Power Technologies Co., Ltd.
Causes
Alarm
Locating
and check
whether the
alarm is
cleared.
4. Parallel CAN
communicatio
n abnormal
(an alarm is
generated
when the
industrial-
frequency
synchronizatio
n cable, carrier
synchronizatio
n cable, or
INV_BPS cable
is abnormal):
Check whether
the parallel
CAN cable is
loose or
correctly
connected and
whether build-
out resistors
are connected.
Reconnect the
CAN
communicatio
ns cable.
5. Module
current
equalization
abnormal: Log
in to the app
and check
whether the
output power
of each power
module is the
same. (Check
whether a
parallel CAN
communicatio
n abnormal
alarm,
industrial-
10 System Maintenance
Suggestion
147
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