BATTERY SPECIFICATION
Item |
Specification |
Nominal capacity |
31Ah |
Minimum capacity |
31.0Ah |
Charge cut-off voltage |
3.65V |
Nominal voltage |
3.2V |
Charging method |
CC-CV (first constant current then constant voltage) |
AC impedance |
≤1mΩ |
Normal charge time |
1h |
Maximum continuous charge current |
93A (3.0C 60s) |
Maximum continuous discharge current |
248.0A (8.0C 60s) |
Maximum Pulse Charge Current |
155A (5C 10s) |
Maximum Pulse Discharge Current |
372A (12C 10s) |
Discharge Cut-off Voltage |
2.0V |
1C/1C Cycle Life£¨RT£© |
After 3000 cycles remaining capacity≥80% |
Cell Weight |
≤0.610 Kg |
Cell Dimension |
Thickness: 9.9±0.3mm Width: 102.5±1.5 mm Height: 308.5±1.5 mm |
Operating Temperature |
Charge: -20 ~55¡æ, Discharge: -30 ~ 55¡æ
|
Storage Temperature |
≥1 year: -40¡«25¡æ 3 months: -40¡«35¡æ 1 month: -40¡«45¡æ 7days: -40¡«55¡æ |
Notes:
The cells should be stored where it is cool, no light and away from heat sources and hazardous chemical. We also advise the cells should have 30%~50% of SOC. If possible, please charge the cells every three months. With proper storage and maintenance, the cells’ life can be prolonged.