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(INR18650-2500(3c)
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(INR18650-2500(3c)

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Product description
Parameters

        产品用途:电动车、电动工具类。


  产品优点:高一致性、高安全性、高循环寿命

 

  Model:(INR18650-2500(3c)

  Product application: lawn mowers, power tools, etc.

  Product advantages: High Consistency, high safety, high cycle life

Specification/基本特性

No. Item General parameter Remark
序号 项目 常规参数 备注
1 Can Material Ni-plate Steel  
  壳体材质 镀镍钢壳  
2 Nominal capacity 2500mAh 0.5C5A
  标称容量    
3 Minimum capacity 2460mAh 0.5C5A
  最小容量    
4 Nominal voltage 3.7V  
  标称电压    
5 Maximum charge voltage充电最高电压 4.20±0.025 V  
6 Discharge cut-off voltage放电截止电压 2.75±0.05V  
7 Maximum continuous charge current 1 C5A  
  最大持续充电电流    
8 Maximum continuous discharge current 3C5A  
  最大持续放电电流    
9 Maximum pulse discharge current 15A  
  最大脉冲电流    
10 Internal impedance ≤18 Measured at AC1KHz of 50%DOD
  内阻   半电态下交流1KHz测量 
11 Battery weight Approx.46g  
  电池重量 约46g  
12 Battery diameter (d) 18.4±0.2mm  
  电池直径    
13 Battery height (h) 65.2±0.2 mm  
  电池高度    
14 Charge method CC-CV(Cut-off Current 0.01 C5A) CC/CV
  充电模式 恒流恒压,截止电流0.01C5A  
15 Rapid charge 标准充电:0.5C5A   CC/CV
  快速充电 Standard charge:0.5C5A  
    快速充电:1C5A  
    Rapid charge:1C5A  
16 Standard discharge Constant Current 3C5A, Cut-off  Voltage 2.75±0.05V CC
  标准放电 持续电流3C5A,截止电压2.75±0.05V  
17 Operation temperature Charge/充电:0℃~45 At 60±25%RH
  工作温度 Discharge/放电:-20℃~55  
18 Storage temperature Less than 3 months:-2045 At 60±25%RH
  储存温度 Less than 1 year:-2025  
    小于3个月:-2045  
    小于1年:-2025  

 

Electric Performance/电性能

No. Test Item   Test Method   Test Standard
序号 检测项目   测试方法   检测标准
1 Normal temperature  discharge performance   Standard charge, then rest for 10min and discharge at 0.5C5A1C5A3C5respectively.   Discharge capacity/Nominal capacity×100%
  常温放电性能   电池标准充电后,搁置10min,然后分别0.5C5A1C5A3C5A放电。   放电容量/标称容量×100%
          0.5C5A≥100%
          1C5A≥95%
          3C5A≥92%
2 Normal Temperature Storage   Store for 28 days after standard charge, then discharge at 0.5C5A to 2.75V; Then standard charge/discharge cycle for 3 times to obtain the recoverable capacity.   Residual capacity≥ Nominal capacity×85%   Recoverable capacity≥ Nominal capacity×92%
  常温荷电保持能力   电池标准充电后,开路放置28天,然后标准0.5C5A放电2.75V。再以标准充放电三次测试电池的恢复容量   剩余容量≥标称容量×85%
          恢复容量≥标称容量×92%
3 Cycle Life   The cell is charged at 0.5C5A, and discharged at a constant current of 3C5A, then stored 10min. After 500 charge-discharge cycles the residual discharge capacity is above 80%  of first capacity under rate discharge (3C5).   ≥500 cycles
  循环寿命   将电池进行0.5C5A充电、3C5A放电循环500次,电池残余容量≥80%*倍率放电下的首周容量(3C5)。    
4 Storage Characteristics   Stored for 12 months in room-temperature at 50%DOD. Cell shall be conducted standard charge/discharge cycle for 5 times to obtain the recoverable capacity after storage.   Recoverable capacity≥ Nominal capacity×90%
  储存性能   电池在50%放电深度条件下室温储存12个月后,以标准充放电循环5次,测试电池的恢复容量   恢复容量≥标称容量×90%
5 Discharge temperature Characteristics   Standard charged in normal temperature, stored at the following temperature for 3h, then discharged at constant current of 0.5C5A.   Discharge capacity/Nominal capacity×100%
  放电温度特性   常温条件下电池标准充电后,电池在放电温度环境中放置3h,然后测试0.5C5A放电的容量。   放电容量/标称容量×100%
          -10℃  ≥80%
          0℃    ≥90%
          25℃   ≥100%
          55℃   ≥90%

 

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