UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
A Alarm Handling
Issue 07 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
91
Alarm
Name
Alarm
ID
Alarm
Cause
ID
Alarm
level
Alarm
Clear Mode
Impact on the
System
Repair Proposal
Measure: Reconnect the
self-load cables.
Internal
fault
2A
0E
Critica
l
Manual
clear/Power-
off clear
The UPS shuts
down or transfers to
another working
mode.
Possible cause: The soft-
start resistor is damaged.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
0F
Critica
l
Manual
clear/Power-
off clear
The UPS cannot
start.
Possible cause: The
rectifier circuits are
damaged.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
11
Critica
l
Manual
clear/Power-
off clear
The UPS shuts
down or transfers to
another working
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 damaged.
Measure: Contact
Huawei technical
support.
Internal
fault
2A
12
Critica
l
Manual
clear/Power-
off clear
The UPS shuts
down or transfers to
another working
mode.
Possible cause: The
hardware is damaged.
Measure: Contact
Huawei technical
support.
Possible cause: An
overload occurred
when the input
voltage was low.
Measure: Rectify the