KB19

Air-cooling Battery Pack

Energy storage block is the basic unit used in energy storage system and it can be stacked in series and parallel to assemble into various energy storage systems. 

  • Energy Efficiency ≥ 94% @ 0.5P, room temperature

  • Standard modules, flexible system expansion

  • Compact Design, lightweight    

  • Low internal resistance, stable discharge

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Technical Data of Air-cooling Battery pack

Model

LS280-1P16SLS280-1P24SNote
Cell Configuration1P16S1P24S
Nominal Voltage51.2V76.8V
Minimum Working Voltage43.2V64.8VT>0℃@cell 2.7V
Maximum Working Voltage58.4V87.6VT>0℃@cell 3.65V
Rated Energy14.336kWh21.504kWh25±2℃, 0.5C
Weight100±2kg150±2kg
Dimensions435*743*238mm471*1085*240WxDxH, ±2mm
Energy Density>140Wh/kg>75Wh/kg
Cell Capacity280Ah0.5C discharge current, ±2°C
Cycle Life600025±2℃, 0.5C, SOC≥80%
Maximum Continuous Charging Current140A/0.5C20~35℃, SOC: 0~90%
Maximum Continuous Discharging Current140A/0.5C15~35℃, SOC: 10~100%
Self-discharge Rate≤3%/month25±2℃, 30% SOC,storage for 3 months
Operating TemperatureCharge: 0~55℃  Discharge: -20~55℃

Charging below 0°C requires 

external heating

Insulation GradeResistance≥500MΩ@1000VDC

Battery pack main positive and negative terminals referenced 

to ground

Withstand VoltageLeakage Current ≤ 1mA@4500VDC
Battery Pack Casing Protection RatingIP2X
Cooling ModeAir-cooling
Product State Of Charge At Shipment30%±5%


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