Huawei UPS5000-E Series User Manual page 212

UPS5000-E-(20 kVA-160 kVA)
User Manual (Low voltage)
Alarm ID Alarm Name
(Alarm
ID-Cause
ID)
0570-4 Bypass unit
abnormal
0583-1 Inter-rack par. cable
abnormal
0583-4
0583-5
0583-6
0584-2 Inter-rack par. cable
alarm
0584-4
0085-1 EPO
0086-1 Max. number of
BPS transfers
0087-1 System
transfer-to-bypass
0088–1 Rack address
conflict
Issue 03 (2020-04-27)
Severity Cause
Critical The bypass
experiences
overtemperature.
Critical The inter-rack
parallel CAN is
faulty.
The inter-rack
industrial-frequency
synchronization
fails.
The inter-rack
carrier
synchronization
cable is faulty.
The inter-rack
INVBYP is faulty.
Minor The inter-rack
parallel cable
generates an alarm.
The inter-rack
industrial-frequency
synchronization
generates an alarm.
Critical The UPS shuts down
in EPO mode.
Minor The bypass transfer
times exceed the
limit.
Warning The neighbor UPS
requests for bypass
transfer.
Critical The configured rack
address conflicts
with another one.
Copyright © Huawei Technologies Co., Ltd.
A Alarm List
Solution
module.
Check whether fans are blocked.
If yes, recover normal fan
running, or replace the module.
1. Check the parallel cables
between UPSs are loose.
Check whether the alarm is
cleared by disconnecting and
reconnecting the cables.
2. If the parallel cables are not
loose, replace the cables.
3. If the alarm persists, replace
the ECU01A.
1. Check whether the parallel
cables between UPSs are
loose. Check whether the
alarm is cleared by
disconnecting and
reconnecting the cables.
2. If the parallel cables are not
loose, replace the cables.
1. Check whether the parallel
cables between UPSs are
loose. Check whether the
alarm is cleared by
disconnecting and
reconnecting the cables.
2. If the parallel cables are not
loose, replace the cables.
Check the EPO switch status, and
tap the Clear Fault button.
Check the load status. Check
whether overload timeout or load
impact transfer-to-bypass
frequently has occurred.
Check the cause of the
neighboring UPS transferring to
bypass mode.
Check the rack address setting.
204