Huawei UPS2000-A-RTL Series User Manual page 100

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
Issue 07 (2020-01-10)
Alarm Alarm Alarm
Cause level Clear Mode
ID
1D Critica Power-off
l clear
1E Critica Power-off
l clear
1F Critica Automatic
l clear
20 Critica Automatic
l clear
Copyright © Huawei Technologies Co., Ltd.
Impact on the
System
mode.
The UPS shuts
down or transfers to
another working
mode.
The UPS shuts
down or transfers to
another working
mode.
The UPS shuts
down or transfers to
another working
mode.
The UPS shuts
down or transfers to
another working
mode.
A Alarm Handling
Repair Proposal
Measure: Contact
Huawei technical
support.
Possible cause: The
inversion relay is faulty.
Measure: Contact
Huawei technical
support.
Possible cause: The
inverter output is short-
circuited.
Measure: Resolve the
short-circuit issue (if
any) for the output
terminal, clear the alarm,
and restart the UPS. If
the alarm persists,
contact Huawei technical
support.
 Possible cause: The
mains has
experienced a
transient high
voltage.
 Measure: Handle the
high voltage 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.
 Possible cause: The
ambient temperature
exceeds 40º C.
 Measure: Lower the
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