Huawei UPS5000-E-80K-LABBS User Manual page 222

UPS5000-E-(20 kVA-80 kVA)
User Manual (Integrated UPS, 208 V)
Alarm ID Alarm
(Alarm Name
ID-Cause
ID)
y
0096-1 ECO volt.
abnormal
0098-1 Bypass
current not
shared
0150-1 Inverter
asynchron
ous
0101-1 BSC signal
abnormal
0102-1 Maint.
breaker
Issue 04 (2020-03-12)
Severity System Action
action.
1. The system
Minor
cannot transfer
to ECO bypass
mode.
2. If the system
works in ECO
bypass mode,
it transfers to
inverter or
bypass mode
or stops output.
Minor When the system
works in ECO
bypass mode, it
transfers to
inverter mode or
stops output if
bypass current
imbalance occurs.
Minor None.
Minor Another system
cannot be used for
power supply.
Critical The system
transfers to bypass
Copyright © Huawei Technologies Co., Ltd.
Cause Solution
 The configured
number of
redundant
modules is
incorrect.
1. Check the bypass
 The ECO
bypass voltage
or frequency is
out of the 2. Check that the rated
preset range.
 The ECO
bypass voltage
or frequency
range is
3. Check that the bypass
incorrectly set.
 The bypass
input sequence
is reverse or the
neutral wire is
disconnected.
1. Check that the output
 The output and
input circuit
breakers are
OFF.
2. Check that bypass
 The length of
the bypass
input or output
cables is
incorrect.
3. Rectify any bypass
 The bypass
SCR
open-circuits.
1. Check that the bypass
 The bypass
frequency
changes fast.
2. Check that the
 The slew rate is
incorrectly set.
1. Check the dual bus
 The dual bus
connector is
loose.
2. Check the parameter
 Parameters are
set incorrectly.
1. Shut down the
The user operation
is incorrect.
C Alarm List
configured number of
redundant modules.
input voltage and
frequency.
voltage, rated
frequency, ECO
bypass voltage range,
and frequency range
are correctly set.
power cable or circuit
breaker is connected.
and bypass input
circuit breakers on
each rack are ON.
input and output
power cables on each
rack meet the length
requirements.
SCR open-circuit.
input frequency does
not change fast.
configured slew rate
is correct.
connector.
settings.
inverter and then turn
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