UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
A Alarm Handling
Issue 07 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
99
Alarm
Name
Alarm
ID
Alarm
Cause
ID
Alarm
level
Alarm
Clear Mode
Impact on the
System
Repair Proposal
self-check is in
progress.
Possible cause: The
mains loading
capacity is
insufficient.
Measure: Lower the
load or replace the
UPS with a UPS with
a larger capacity.
Maintenanc
e circuit
breaker ON
3B
1
Minor
Automatic
clear
The UPS transfers
to maintenance
bypass mode.
Possible cause: The
maintenance bypass
switch is ON during UPS
maintenance.
Measure: Set the
maintenance bypass
switch to OFF after
maintenance.
After handling alarms in the preceding table, manually clear automatically detected and manually
cleared (ADMC) alarms on the LCD.
Figure A-1
Clearing an ADMC alarm