Huawei UPS2000-G-6KRTLL - Minor Alarms

4.5.2 Minor Alarms
NO TE
● When a minor alarm is generated, the LCD automatically turns on the backlight and the
buzzer sounds twice every 3s.
● If there is an alarm, press ON/MUTE for more than 2s in non-setting mode to mute the
current alarm. When the UPS generates a new alarm, the mute function becomes ineective.
If you need to mute the alarm, perform the mute operation again.
Table 4-9 Minor alarms
Code Display Meaning
01 Fan locked during UPS startup
04 Battery voltage below the EOD
threshold
12 Manual bypass activated
13 Phase lock failure
17 Bypass voltage or frequency
abnormal
18 Low lithium battery level
19 Abnormal mains input
20 Lithium battery high
temperature protection
21 Lithium battery low
temperature protection
23 Lithium battery low voltage
protection
24 Lithium battery overcurrent
protection
27 Battery discharge test enabled
28 The battery discharge time
reaches the maximum.
31 UPS working in bypass mode
32 UPS locked in bypass mode due
to three transfers to bypass
mode
UPS2000-G-6KRTLL
User Manual 4 Control Panel
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 61