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UPS2000-A-(1 kVA-3 kVA)
User Manual
Alar
Caus
Nam
m ID
e ID
e
42
32
Inter
nal
fault
42
36
Inter
nal
fault
42
42
Inter
nal
fault
Issue 17 (2024-01-30)
Seve
Clear
Trigger
rity
ance
Condition
Mod
e
Critic
This
The ambient
al
alarm
temperature
must
exceeds 50ºC
be
manu
ally
cleare
d.
Mino
This
The charger
r
alarm
has no
is
output.
auto
matic
ally
cleare
d.
Critic
This
The voltage
al
alarm
of each
must
battery
be
decreases to
manu
below 10 V
ally
when the
cleare
charger has
d.
no output
and the UPS
inverter is
started.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Impact on the
Solution
System
The UPS
● Possible cause: The
transfers to
bypass mode.
When the
temperature
decreases, the
UPS
automatically
● Possible cause: Air
starts and clears
this alarm. If this
alarm is
generated three
times within 3
hours, the UPS
does not start or
● Possible cause: The
clear the fault.
The power
Possible cause: The
supply from the
internal connection of
UPS is not
the charger is
affected.
abnormal.
Measure: Contact the
dealer or Huawei
technical support.
The UPS
Possible cause: The
transfers to
charger switching
bypass mode.
transistor is faulty.
Measure: Contact the
dealer or Huawei
technical support.
5 Setting Control Panel
ambient
temperature
exceeds 50ºC.
Measure: Lower the
ambient
temperature.
channels are
blocked.
Measure: Keep the
air intake and
exhaust vents of the
UPS unblocked.
fan is abnormal.
Measure: Clean up
the foreign matter
around the fan. If
the alarm persists,
contact the dealer
or Huawei technical
support.
68
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