
UPS2000-G-(3 kVA-20 kVA)-V2
User Manual (Two Live Wires)
C Alarm Handling
Issue 07 (2019-12-19)
Copyright © Huawei Technologies Co., Ltd.
129
Alarm ID
(Alarm
ID-Alarm
Cause)
Alarm
Name
Alarm
Level
Alarm Clear
Mode
Impact on the
System
Repair Proposal
Clean off the foreign
objects around the fan. If
the alarm persists, contact
Huawei technical support
for repair.
0040-09
Rectifier fault
Critical Power-off clear
The rectifier
transfers to
battery mode,
and the power
supply is not
affected.
If no battery is
installed, the
UPS shuts down.
The UPS
transfers to
another working
mode or shuts
down.
Possible cause: The rectifier
is faulty.
Measure: Contact Huawei
technical support for repair.
0040-10
Rectifier fault
Critical Manual
clear/Power-off
clear
The UPS shuts
down.
Possible cause: The digital
signal processing (DSP) or
complex programmable
logical device (CPLD) chip
is faulty.
Measure: Contact Huawei
technical support for repair.
0041-01
Rectifier
alarm
Minor
Manual
clear/Power-off
clear
N/A
Possible cause: The
EEPROM chip is faulty.
Measure: Contact Huawei
technical support for repair.
0041-02
Rectifier
alarm
Minor
Automatic clear
The UPS shuts
down.
The UPS may
transfer to
another working
mode or shut
down.
Possible cause: The
single-side bus capacitor is
faulty.
Measure: Contact Huawei
technical support for repair.
0041-03
Rectifier
alarm
Minor
Manual
clear/Power-off
clear
The power
supply from the
UPS and system
is not affected.
Possible cause: The bus
capacitor is faulty.
Measure: Contact Huawei
technical support for repair.
0041-10
Rectifier
alarm
Minor
Automatic clear
N/A
Possible cause: The load
power exceeds the loading