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Ala
Ala
Alarm
rm
rm
Name
ID
Cau
se
ID
26
1
Battery
underv
oltage
29
1
Battery
requirin
g
mainte
nance
Alar
Alarm
Trigger
m
Clear
Condition
Seve
Mode
rity
Minor
This
The voltage of
alarm
each battery is
is
lower than
autom
11.28 V.
aticall
y
cleare
d.
Minor
This
The battery
alarm
voltage is
is
lower than the
autom
battery
aticall
replacement
y
voltage (11 V)
cleare
when batteries
d.
are in self-
check mode.
Minor
This
The voltage of
alarm
each battery is
is
lower than 5
autom
V, or is higher
aticall
than 15 V
y
(when the
cleare
UPS is not
d.
started).
Impact on the
System
The power supply
from the UPS is
not affected.
The power supply
from the UPS is
not affected.
The UPS remains
in the current
state and cannot
start.
11
Repair Proposal
•
Possible
cause: The
actual number
of batteries
does not meet
requirements.
Measure:
Check that the
actual number
of batteries
meets
requirements.
•
Possible
cause: The
mains is
abnormal, and
the batteries
are
overdischarge
d.
Measure:
Connect to the
mains in non-
battery test
state.
•
Possible
cause: The
actual number
of batteries
does not meet
requirements.
Measure:
Check that the
actual number
of batteries
meets
requirements.
•
Possible
cause: The
battery is
damaged.
Measure:
Contact the
dealer or
Huawei
technical
support to
replace
batteries.
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