Huawei UPS2000-A-RTL Series User Manual page 99

UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
Alarm Alarm
Name ID
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Internal 2A
fault
Issue 07 (2020-01-10)
Alarm Alarm Alarm
Cause level Clear Mode
ID
13 Critica Power-off
l clear
14 Critica Automatic
l clear
17 Critica Manual
l clear/Power-
off clear
18 Critica Manual
l clear/Power-
off clear
1B Critica Power-off
l clear
1C Critica Power-off
l clear
Copyright © Huawei Technologies Co., Ltd.
Impact on the
System
The UPS shuts
down or transfers to
another working
mode.
The UPS shuts
down or transfers to
working mode; the
charger stops
working.
The UPS shuts
down.
N/A
The inverter shuts
down. The UPS
transfers to bypass
mode or has no
output.
The UPS shuts
down or transfers to
another working
A Alarm Handling
Repair Proposal
fault and restart the
UPS.
Possible cause: The
hardware is damaged.
Measure: Contact
Huawei technical
support.
 Possible cause: The
ambient temperature
exceeds 40º C.
 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 Huawei
technical support.
Possible cause: The M4
or CPLD chip is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
EEPROM chip is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
inverter is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
inversion relay is faulty.
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