Huawei UPS5000-A-400 kVA User Manual page 213

UPS5000-A-400 kVA
User Manual (50 kVA, PF=0.9)
Alarm ID Alarm Name
(Alarm ID-
Cause ID)
0040-7 Rectifier abnormal
0043-1 Fan abnormal
0047-1 Not ready
0060-4 Inverter abnormal
0061-2 Inverter alarm
0061-7 Inverter alarm
Issue 03 (2020-01-10)
Severity Cause
time.
 The charger is faulty.
Critical  The fan for the power
unit is not functioning
properly.
 The air channel for
the power unit is
obstructed.
Critical  The fan for the power
unit is abnormal.
 The fan monitoring
cable for the power
unit is not working
properly.
Critical The ready switch is OFF.
Critical  A load short-circuit
occurs.

A short circuit occurs
inside the unit. (This
fault seldom occurs.)
Minor  The I2C bus is not
normal.
 The E2PROM is
faulty.
Minor The bypass waveform is
not normal.
Copyright © Huawei Technologies Co., Ltd.
B Alarm List
Solution
2. Check whether the
output is overloaded.
3. Check whether any
battery is damaged. If
yes, replace the battery.
4. Check whether any
battery charger
generates an alarm. If
yes, replace the faulty
unit.
1. Check that the air
channel for the unit is
free from blockage.
2. Check whether the fans
are functioning
properly. Replace the
power unit if the fans
are faulty.
Replace the faulty power
unit.
Close the ready switch.
1. Check load cable
distributions.
2. If load cable
distributions are
normal, replace the
power unit.
1. Rectify the fault and
check whether the
alarm is cleared.
2. If the alarm is generated
again, replace the
power unit.
 If not all units generate
the alarm, start the
UPS, transfer it to
normal mode and
replace the faulty unit.
 If all units generate the
alarm, open the bypass
input circuit breaker.
After the inverter relay
205