UPS2000-G-(1 kVA-3 kVA)
User Manual
4 Setting Control Panel
Issue 08 (2017-08-04)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
41
Alar
m ID
Alar
m
Cause
ID
Alar
m
Name
Alarm
Severity
Alarm Clear
Mode
Trigger
Condition
Impact on
the System
Repair Proposal
replace batteries.
30
1
Interna
l
overte
mperat
ure
Minor
This alarm is
automatically
cleared.
The ambient
temperature
exceeds 50º
C.
The UPS
remains in
the current
state and
cannot start.
Possible cause: The
ambient
temperature
exceeds 50º
C when
the UPS is in
standby mode. As a
result, the UPS
cannot start.
Measure: Lower the
ambient
temperature at
which the UPS
works.
42
15
Interna
l fault
Critical
This alarm
must be
manually
cleared.
The bus
voltage is
lower than
320 V.
This alarm is
generated
during the
startup of
the UPS. If
this alarm is
generated,
the UPS
fails to start.
Possible cause: The
soft-start resistor is
damaged.
Measure: Contact
the dealer or
Huawei technical
support for repair.
42
17
Interna
l fault
Critical
This alarm
must be
manually
cleared.
The bus
voltage is
higher than
450 V.
If this alarm
is generated
during the
running of
the UPS, the
UPS
transfers to
bypass
mode.
Possible cause:
The mains has
experienced a
transient high
voltage.
Measure:
Rectify the fault
and restart the
UPS.
Possible cause:
The output
supplies power
to special loads
such as the
inductive and
rectification
loads.
Measure: Check
that the load
types are
supported by the
UPS.
Possible cause:
The hardware is