UPS5000-H-1200 kVA
User Manual (100 kVA Power Modules)
B Alarm List
Issue 01 (2020-07-15)
Copyright © Huawei Technologies Co., Ltd.
175
Alarm ID
(Alarm
ID-Cause
ID)
Alarm Name Severity
Possible Cause Suggestion
frequency is
out of the
preset range.
The ECO
bypass
voltage or
frequency
range is
incorrectly
set.
The bypass
input
sequence is
reverse or the
neutral wire
is
disconnected.
frequency, ECO bypass voltage range,
and frequency range are correctly set.
3.
Check that the bypass cables and circuit
breakers are correctly connected.
0098-1
Bypass current
not shared
Minor
The output
and input
circuit
breakers are
OFF.
The length of
the bypass
input or
output power
cables is
incorrect.
The bypass
SCR
open-circuits.
1.
Check that the output circuit breakers
and bypass input circuit breakers on
each rack are ON.
2.
Check that the length of the bypass input
or output power cables on each rack are
correct.
3.
If the alarm persists, rectify any bypass
SCR open circuit.
0150-1
Inverter
asynchronous
Minor
The bypass
frequency
changes fast.
The output
frequency
track rate is
incorrectly
set.
1.
Check that the bypass output frequency
does not change fast.
2.
Check that the
Output freq. track rate
is properly set.
0101-1
BSC signal
abnormal
Minor
The dual bus
connector is
loose.
Parameters
are set
incorrectly.
1.
Check the dual bus connector.
2.
Check the parameter settings.
3.
The master BSC system is not supplying
power.