UPS5000-A-400 kVA
User Manual (50 kVA, PF=0.9)
B Alarm List
Issue 03 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
206
Alarm ID
(Alarm ID-
Cause ID)
Alarm Name
Severity
Cause
Solution
is closed, close the
bypass input circuit
breaker 10 seconds
later.
0564-1
Overload timeout
Critical
The load is excessive.
Derating reduces the
rated system power.
The unit is damaged.
1.
Check that there is no
overload.
2.
Check that the unit
power is not derated
due to a fan fault.
3.
If the alarm persists,
replace the power unit.
0565-1
Load impact
transfer-to-bypass
Minor
A large-power RCD
load is instantly
connected, or the
output load short-
circuits.
The inverter bridge
short-circuits.
1.
Check the load.
2.
If the load is normal,
replace the power unit.
0566-1
Output overload
Minor
The load is excessive.
Derating reduces the
rated system power.
The unit is damaged.
1.
Check that there is no
overload.
2.
Check that the unit
power is not derated
due to a fan fault.
3.
If the alarm persists,
replace the power unit.
0570-4
BPM unit
abnormal
Critical
The bypass fan is not
functioning properly,
or the air channel is
blocked.
The ambient
temperature exceeds
the upper threshold.
The load is excessive.
1.
Check the bypass fan
and air channel. If the
fan is faulty, replace it.
2.
Check that the ambient
temperature has not
exceeded 40°C.
3.
Check that there is no
overload.
0583-1
Inter-rack par.
cable abnormal
Critical
The inter-rack parallel
system CAN bus is
disconnected or short-
circuited.
Only one rack works
in a parallel system.
An ECM is faulty.
1.
Check the inter-rack
parallel system CAN
bus.
2.
Rectify the
disconnection or short-
circuit fault.
3.
Replace the ECM.
0583-4
The inter-rack industrial-
frequency
synchronization cable is
broken.
Replace the inter-rack
parallel cable.