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DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
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Figure 3-5 Lithium battery
(1) Run indicator
Indicators
Table 3-6 Lithium battery indicator description
Name
Run
indicator
Alarm
indicator
Issue 04 (2020-02-29)
Color
Status
Green
Off
Steady on
Blinking
slowly (0.5
Hz)
Blinking fast
(4 Hz)
Red
Off
Steady on
Blinking
slowly (0.5
Hz)
Copyright © Huawei Technologies Co., Ltd.
(2) Alarm indicator
Meaning
The lithium battery has no power input or is faulty
Board startup / self-check / loading / activation /
board power-on when no software is loaded
The lithium battery is communicating properly with
monitoring equipment
The lithium battery fails to communicate with
monitoring equipment
The lithium battery is proper
Board Hardware Fault/Heater Fault/Battery Cell N
Fault/Address Conflict
Discharge Overcurrent Protection/Charge
Overcurrent Protection/High Temperature
protection/Low Temperature Protection/Abnormal
Close/Charge Overcurrent Protection/Discharge
Overcurrent Protection
3 Components
24
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