UPS2000-G-(6 kVA-20 kVA)
User Manual
C Alarm Handling
Issue 10 (2017-01-19)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
118
C
Alarm Handling
Alarm
ID
(Alarm
ID-Alar
m
Cause)
Alarm
Name
Alarm
Level
Alarm
Clear
Mode
Impact on the System
Repair Proposal
0001-01
Abnorma
l mains
volt.
Minor
Automati
c clear
The UPS transfers to battery
mode.
If no battery is equipped, the
UPS shuts down.
Possible causes:
The mains voltage
exceeds 280 V.
The mains voltage is
less than 80 V.
The mains frequency is
not in the range of 40
Hz to 70 Hz.
Measures:
Check whether the
mains input voltage is
less than 272 V. If not,
wait until the mains
recovers.
Check whether the
mains input voltage is
greater than 88 V. If
not, wait until the mains
recovers.
Check the mains input
frequency. If the mains
input frequency is
abnormal, wait until the
mains input recovers.
0001-02
Minor
0001-03
Minor
0004-01
Mains
phase
reverse
Minor
Automati
c clear
The rectifier transfers to
battery mode, without
affecting the power supply.
If no batteries are installed,
Possible cause: The mains
input three-phase sequence
is incorrect.
Measure: Check that mains
input power cables are