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INR21700-4000 (5c)
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INR21700-4000 (5c)

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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: INR21700-4000 (5c) 

  Product application: lawn mowers, power tools, etc.

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

No.序号

Item

项目

General parameter

常规参数

Remark

备注

1

Can Material

壳体材质

Ni-plate Steel

镀镍钢壳

 

2

Nominal capacity

标称容量

4000mAh

0.5C5A

3

Minimum capacity

最小容量

3960mAh

0.5C5A

4

Nominal voltage

标称电压

3.7V

 

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

最大持续充电电流

1 C5A

 

8

Maximum continuous discharge current

最大持续放电电流

5C5A

 

9

Maximum pulse discharge current

最大脉冲电流

30A

 

10

Internal impedance

内阻

15

Measured at AC1KHz of 50%DOD

半电态下交流1KHz测量

11

Battery weight

电池重量

Approx.67g

67g

 

12

Battery diameter (d)

电池直径

21.5±0.2mm

 

13

Battery height (h)

电池高度

70.1±0.2mm

 

14

Charge method

充电模式

CC-CV(Cut-off Current 0.02 C5A)

恒流恒压,截止电流0.02C5A

CC/CV

15

Rapid charge

快速充电

标准充电:0.5C5A

Standard charge0.5C5A

快速充电:1C5A

Rapid charge1C5A

CC/CV

16

Standard discharge

标准放电

Constant Current 5C5A, Cut-off  Voltage 2.75±0.05V

持续电流5C5A,截止电压2.75±0.05V

CC

17

Operation temperature

工作温度

Charge/充电:0℃~45

Discharge/放电:-20℃~55

At 60±25%RH

18

Storage temperature

储存温度

Less than 3 months-2045

Less than 1 year-2025

小于3个月:-2045

小于1年:-2025

At 60±25%RH

 

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 1C5A3C5A5C5respectively.   Discharge capacity/Nominal capacity×100%
  常温放电性能   电池标准充电后,搁置10min,然后分别以1C5A3C5A5C5A放电。   放电容量/标称容量×100%
1C5A≥100%
3C5A≥96%
5C5A≥94%
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 1C5A, and discharged at a constant current of 5C5A, then stored 10 min. After 400 charge-discharge cycles the residual discharge capacity is above 80% of first capacity under rate discharge (5C5).   400cycles
  循环寿命   将电池进行1C5A充电、5C5A放电循环400次,电池残余容量≥80%*倍率放电下的首周容量 (5C5)。   500cycles
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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