| 7S2P 25.9V5Ah Li-ion battery pack for |
| Model:AY-WZ048 |
| ltem | Specification | Remark |
| Nominal capacity | 2500mAh | Sanyo-Japan 18650 3.7V/2500mAh |
| Nominal voltage | 25.9V | 3.7V/1 Cell |
| Charging voltage | 29.4V±0.05Vsmn;0.05Vmn;0.05V | 4.2V/1 Cell |
| Charging method | CC/CV | (Constant-current and-Voltage with Limited current) |
| Standard charging time | 2A/3.8hours | Battery capacity÷charging current×1.5rent×1.5es;1.5rent×1.5 |
| Charging current | 2.5A(0.5C) | 0~+40ºCordm;Cordm;C |
| Maximum charging current | 5A(1C) | 0~+40ºCordm;Cordm;C |
| Continuous discharge current | 20A(4C) | -20~+60ºCordm;Cordm;C |
| Discharge cutoff voltage | 21V | 3.0V/1 Cell |
| Short circuit protection | Exterior short circuit | Automatic recovery |
| Intermal resistance | ≤200mΩ00mΩOmega;00mΩ | AC lmpedance 1kHz |
| Cycle life | ≥500;500;500 | |
| Operating temperature | Standard Charge | 0~+40ºCordm;Cordm;C | |
| Standard Discharge | -20~+60ºCordm;Cordm;C | |
| Outline dimension | 93*83*51mm | Length x height |
| Pre-wired | Chogori 24003635-02 connector | Red=Positive,Black=Negative |
| Protection Circuit Module:PCM-L16S25-591(7S) |
| Maximal continuous charging current | 5A | |
| Maximal continuous Discharging current | 20A | |
| Over-charge detection voltage | 4.28V±0.025Vn;0.025Vn;0.025V | Single cell |
| Over-charge release voltage | 4.10V±0.05Vmn;0.05Vmn;0.05V | Single cell |
| Over-charge detection delay time | 0.5S-1.5S | Single cell |
| Over-discharge detection voltage | 3.0V±0.05Vmn;0.05Vmn;0.05V | Single cell |
| Over-discharge release Voltage | 3.2±0.10Vmn;0.10Vmn;0.10V | Single cell |
| Over-discharge detection delaytime | 50-150mS | Single cell |
| Over-current detection | 110±20Ausmn;20Ausmn;20A | |
| Over-current delay time | 5ms-20ms | |