. BI51 Type User Manual V2.4
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TERMS：
BIU Battery Integrated-management Unit
BCU Battery Control Unit
BMU Battery Module-management Unit
CSU Current Sample Unit
PDU Power Distribution Unit (Also known as Strong Electric Control Unit and
High Voltage Box)
HSD High Side Drive
LSD Low Side Drive
NTC Negative Temperature Coefficient
SOC State of Charge
SOH State of Health
CAN Controller Area Network
CHG Charging Interface
RL Relay
HV High Voltage
CAN0 BMS Debugging/ Internal communication
CAN1 BMS communicate with VCU/MCU
CAN2 BMS communicate with charger
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