Huawei UPS2000-G-2KRTL - Page 59

UPS2000-G-(1 kVA-3 kVA)
User Manual
4 Setting Control Panel
Issue 15 (2019-12-19)
Copyright © Huawei Technologies Co., Ltd.
52
Alar
m ID
Alarm
Cause
ID
Alarm
Name
Alarm
Severity
Alarm Clear
Mode
Trigger
Condition
Impact on
the
System
Repair Proposal
100 V.

Possible cause:
The UPS
supplies power
to half-wave
loads.
Measure:
Check that the
load types are
supported by
the UPS.
42
32
Internal
fault
Critical
This alarm
must be
manually
cleared.
The ambient
temperature
exceeds
40ºC
The UPS
transfers to
bypass
mode.
When the
temperature
decreases,
the UPS
automatical
ly starts and
clears this
alarm. If
this alarm is
generated
three times
within 3
hours, the
UPS does
not start or
clear the
fault.

Possible cause:
The ambient
temperature
exceeds 40ºC.
Measure:
Lower the
ambient
temperature.

Possible cause:
Air channels
are blocked.
Measure: Keep
the air intake
and exhaust
vents of the
UPS
unblocked.

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
Internal
fault
Minor
This alarm is
automatically
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