UPS2000-G-(1 kVA-3 kVA)
User Manual (2016, Russia)
4 Setting Control Panel
Issue 02 (2016-07-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
35
Alarm
ID
Alarm
Cause
ID
Alarm
Name
Alarm
Severity
Alarm
Clear
Mode
Trigger
Condition
Impact on
the System
Repair Proposal
not start or
clear the fault.
Possible cause:
The fan is
abnormal.
Measure: Clean
up the foreign
matter around the
fan. If the alarm
persists, contact
the dealer or
Huawei technical
support.
42
36
Interna
l fault
Minor
This alarm
is
automatic
ally
cleared.
The
charger has
no output.
The power
supply from
the UPS is not
affected.
Possible cause: The
internal connection
of the charger is
abnormal. Measure:
Contact the dealer or
Huawei technical
support.
42
42
Interna
l fault
Critical
This alarm
must be
manually
cleared.
The
voltage of
each
battery
decreases
to below
10 V when
the charger
has no
output and
the UPS
inverter is
started.
The UPS
transfers to
bypass mode.
Possible cause: The
charger switching
transistor is faulty.
Measure: Contact
the dealer or Huawei
technical support.
66
1
Output
overloa
d
Minor
This alarm
is
automatic
ally
cleared.
The
inverter
output load
is more
than 105%
of the rated
load.
The power
supply from
the UPS is not
affected.
Possible cause: The
load exceeds the
rated loading
capacity of the
inverter.
Measure: Lower the
load or replace the
UPS with a UPS
with a larger
capacity.
66
2
Output
overloa
d
Minor
This alarm
is
automatic
ally
cleared.
The bypass
output load
is more
than 110%
of the rated
load.
The power
supply from
the UPS is not
affected.
Possible cause: The
load exceeds the
rated loading
capacity of the
bypass.
Measure: Lower the