Huawei UPS2000-A-2KTTS

11
Ala
rm
ID
Ala
rm
Cau
se
ID
Alarm
Name
Alar
m
Seve
rity
Alarm
Clear
Mode
Trigger
Condition
Impact on the
System
Repair Proposal
26 1 Battery
underv
oltage
Minor This
alarm
is
autom
aticall
y
cleare
d.
The voltage of
each battery is
lower than
11.28 V.
The power supply
from the UPS is
not affected.
• 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.
29 1 Battery
requirin
g
mainte
nance
Minor This
alarm
is
autom
aticall
y
cleare
d.
The battery
voltage is
lower than the
battery
replacement
voltage (11 V)
when batteries
are in self-
check mode.
The power supply
from the UPS is
not affected.
• 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.
Minor This
alarm
is
autom
aticall
y
cleare
d.
The voltage of
each battery is
lower than 5
V, or is higher
than 15 V
(when the
UPS is not
started).
The UPS remains
in the current
state and cannot
start.