Huawei UPS2000-G-1KRTS User Manual page 39

UPS2000-G-(1 kVA-3 kVA)
User Manual (2016, Russia)
Alarm Alarm Alarm
ID Cause Name
ID
l fault
42 27 Interna
l fault
Interna
l fault
42 28 Interna
l fault
Issue 02 (2016-07-28)
Alarm Alarm
Severity Clear
Mode
automatic
ally
cleared.
Critical This alarm
must be
manually
cleared.
Critical This alarm
must be
manually
cleared.
Critical The first
three
alarms are
cleared
automatic
ally. Later
alarms, if
generated,
must be
cleared
manually.
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Trigger Impact on
Condition the System
the restored to the
EEPROM. factory
settings. If this
alarm is
generated, the
customer
needs to
replace the
UPS.
The If this alarm is
inverter generated
voltage is during the
higher than running of the
1.15 times UPS, the UPS
the rated transfers to
output bypass mode.
voltage.
The If this alarm is
inverter generated
output during the
voltage is running of the
lower than UPS, the UPS
75% of the transfers to
rated bypass mode.
output
voltage,
and the
output
current is
lower than
60% of the
rated
output
current.
The If this alarm is
inverter generated
output during the
voltage is running of the
lower than UPS, the UPS
100 V. transfers to no
output. After
20 minutes,
the UPS
automatically
starts the
inverter. If this
alarm persists,
the UPS then
transfers to no
4 Setting Control Panel
Repair Proposal
EEPROM is faulty.
Measure: Contact
the dealer or Huawei
technical support.
Possible cause: The
inverter is faulty.
Measure: Contact
the dealer or Huawei
technical support.
 Possible cause:
The output load
types are not
supported or the
load exceeds the
specifications.
Measure: Check
whether the load
types are
supported and
reduce the output
load. Then,
manually clear
the alarm and
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