Huawei PowerCube 5000 User Manual page 165

PowerCube 5000
User Manual (SmartLi 100Ah)
Device Alarm Name
Name
COM1 Low
Voltage
COM2 Low
Voltage
COM1 Short
Circuit
COM2 Short
Circuit
DG Communication
interface Fail
module
Energy ECM1 Fault
control
ECM Fault
and
managem
ent
Abnormal
Parallel Cable
In The Power
Cabinet
Incompatible
Version
Abnormal
Parallel Cable
Between The
Power Cabinets
Abnormal ECM
Issue 02 (2020-03-17)
Alarm Fault Cause
Severit
y
faulty.
Major The board component
has deteriorated.
Major The board component
has deteriorated.
Major The board power
wiring is incorrect.
Major The board power
wiring is incorrect.
1. The
Minor
communications
cable is faulty.
2. The address is
incorrectly set.
3. The
communications
port is faulty.
4. The communication
expansion board is
faulty.
Minor ECU1 is faulty.
Critical The DSP and CPLD of
the centralized
controller fail to
communicate.
Critical The intra-rack parallel
CAN is faulty.
Critical The DSP version of the
central controller does
not match the power
hardware version.
Critical Intra-rack
industrial-frequency
synchronization is
abnormal.
Critical The centralized
Copyright © Huawei Technologies Co., Ltd.
Troubleshooting
Check whether the output port voltage is
normal using a multimeter.
Check whether the output port voltage is
normal using a multimeter.
Check whether the wiring sequence is
correct.
Check whether the wiring sequence is
correct.
1. Rectify the faults on the
communications cable, such as cable
damage, loose connectors, bent pins,
or misplaced pins. Then check
whether the alarm is cleared.
2. Check whether the communications
address is correctly set. If the address
is incorrect, correct the address and
check whether the alarm is cleared.
3. Replace the communications board,
and check whether the alarm is
cleared.
4. Replace the IS03/IS04 converter and
check whether the alarm is cleared.
Replace the ECM in the first slot.
Replace the power unit or module.
1. Check whether the parallel board
connector is loose.
2. Replace the power unit or module.
3. Replace the parallel cable.
4. Replace the parallel board.
Load the software.
1. Check whether the parallel board
connector is loose.
2. Replace the power unit or module.
3. Replace the parallel cable.
4. Replace the parallel board.
1. Manually clear the alarm.
A Alarm List
157