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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
re: If the
internal
temperature
exceeds the
protection
threshold,
check whether
the ambient
temperature is
too high or
whether the
heat sink is
blocked.
Disconnect
loads and let
the system run
for a period of
time. Check
whether the
alarm is
automatically
cleared.
5. RCD
detection
circuit fault:
Clear the
alarm on the
mobile phone
app and check
whether the
alarm is
generated
again. If yes,
power off and
restart the
iSitePower-M
system. Check
whether the
detection
circuit can
recover
automatically
after power-
off. If the fault
persists, call
the
maintenance
personnel to
10 System Maintenance
Suggestion
144
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