Huawei PowerCube 5000 - SmartLi Component: Battery Control Unit (BCU)

PowerCube 5000
User Manual (SmartLi 100Ah)
2 Products
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
44
Figure 2-28 Ports
Table 2-36 MDU port description
No.
Port Name
Description
1
MUS05A
(DB26)
Connects the SBCU to the BCU.
2
GE
Network port
3
CAN
Reserved
4
RS485_1
Reserved
5
FE_1
Reserved
6
FE_2
Reserved
7
USB Host
Connects to a USB flash drive to import and export the
configuration file, export run logs, and upgrade software.
8
SD
Reserved
9
DIP switch
Reserved
Functions
The SBCU allows you to operate cabinets, view the running status and alarms, and set
parameters.
Specifications and Features
Dimensions: 175 mm (H) x 264 mm (W) x 40 mm (D)
2.4.4 Battery Control Unit (BCU)
The BCU generates alarms for cells and ESMs in the lithium battery cabinet, protects them
against faults. It also controls the lithium battery cabinet to actively balance charge and
discharge and to join or exit the parallel system.