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iSitePower-M V100R002C00
User Manual (MAP05A1, MAB05B1)
Alarm Name
Address
Conflict
AC Input SPD
Fault
AC Output
Phase Failure
Issue 03 (2022-10-28)
Alarm
Severi
ty
Major
Major
Major
Copyright © Huawei Digital Power Technologies Co., Ltd.
Causes
Alarm
Locating
conditioner
starts) exceeds
the threshold.
Run the
product within
the load range
in the
specifications
for a period of
time and
check whether
the alarm is
cleared.
There are
duplicate
bypass
module
addresses.
The SPD is
faulty due
to lightning
strikes.
The phase
addresses
are
incorrectly
set.
Multiple
power
modules
have the
same phase
addresses.
10 System Maintenance
Suggestion
Check whether there
are duplicate bypass
module addresses.
Replace the SPD.
Check whether the DIP
switch settings of
phase addresses on
the power modules are
different.
142
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