Huawei UPS5000-E-30 kVA User Manual page 186

UPS5000-E-(30 kVA–180 kVA)
User Manual (Integrated UPS)
Alarm ID Alarm
(Alarm ID- Name
Cause ID)
0061-7 Inverter
alarm
0085-1 EPO
0086-1 Max. BPM
transfer
times
0087-1 Neighbor
transfer-to-
bypass
0088-1 Rack address
conflict
0089-1 Rack output
overload
0090-1 Dry contact
board fault
0090-2
Issue 02 (2022-12-30)
Alarm Causes
Severity
Minor The bypass
waveform is
abnormal.
Critical The EPO button
is pressed.
Minor The system
frequently
transfers to
bypass mode
due to overload
timeout or load
impact.
Warning The neighboring
UPS is abnormal
and transfers to
bypass mode.
Critical The configured
rack address
conflicts with
another one.
Minor ● The loads are
● The rack
Critical The I2C
communication
of the dry
contact card
MUE05A fails.
The I2C
communication
of the dry
contact card
MUE06A fails.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Solution
● If not all modules generate the
alarm, start the UPS, transfer it to
inverter mode, and replace the
modules that generate the alarm.
● If all modules generate the alarm,
switch off the bypass input circuit
breaker. After the inverter relay is
closed, switch on the bypass input
circuit breaker 10s later.
Restore the EPO button status. Start
the UPS after the alarm is cleared.
Check the loads.
Check the reason why the neighboring
UPS transfers to bypass mode.
Check the rack address setting.
● If the loads are excessive, remove
excessive. some loads or expand the UPS
capacity.
capacity ● Check that the configured rack
setting is not capacity meets requirements.
appropriate.
Replace the dry contact card MUE05A.
Replace the dry contact card MUE06A.
B Alarm List
178