Hardware BMS
0102030405
XJ-D068 4S-21S 10A-40A BMS for LifePO4 NMC Sodium-ion Na-ion E-motorcycle Battery
4S~21S, 10A~40A, for LifePO4, NMC, Sodium-Ion battery
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Product Name
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BMS battery management system
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Size
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Length 100mm*Width 60mm*Thickness 9mm
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Series
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4S~21S
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Current
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10A~40A
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Voltage
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12V~78V
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Cell Type
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LifePO4/NMC/Sodium-Ion/Li-ion Battery
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Function
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Balance, NTC temperature sensors
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Protection
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Over charge protection, Over discharge protection, Over current protection, Short-circuit protection, Balance function, Temperature sensor function, Electrostatic protection, Dust Protection, Moisture Protection
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Warranty
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24 Months
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Item (The specification of 11S 30A NMC Battery)
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Min
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Typical
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Max
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Unit
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Battery Pack Charging Voltage
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39.8
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40.1
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V
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Charging MOSFET Voltage Rating
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65
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V
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Discharging MOSFET Voltage Rating
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65
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V
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Single Cell Overcharge Detection Voltage
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3.6
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3.65
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3.7
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V
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Overcharge Recovery Voltage
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3.5
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3.55
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3.6
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V
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Overcharge Detection Delay
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500
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1000
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1500
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ms
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Single Cell Overdischarge Detection Voltage
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2.2
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2.3
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2.4
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V
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Overdischarge Recovery Voltage
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2.6
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2.7
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2.8
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V
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Overdischarge Detection Delay
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500
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1000
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1500
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ms
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Battery Pack Continuous Discharge Current
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30
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A
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Battery Pack Continuous Charge Current
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30
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A
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Discharge Overcurrent Protection
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80
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100
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120
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A
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Overcurrent Protection Delay
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500
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1000
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1500
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ms
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Self-Consumption Current
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30
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50
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μA
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Cell Balancing Current
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55
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70
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80
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mA
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Charging Temperature Protection
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High: 55±5°C, Low: -5±5°C
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Discharging Temperature Protection
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High: 70±5°C, Low: -25±5°C
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Protection Recovery (Short-circuit/Overdischarge/Overcurrent)
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Automatically recovers after fault clearance when load is removed
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Short-Circuit Protection Delay
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100
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300
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600
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μs
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Internal Resistance (B- to C- in normal operation)
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40
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mΩ
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Maximum Temperature Rise at 30A Continuous Output
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40
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°C
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