The battery pack was assembled by IFR26700 4AH 3.2V single cell,it is standard cell
High temperature performance,can support 70℃
Specification for Street Light Communication Device Lithium Ion Battery Pack 24V 8AH IFR26700 8S2P
| No. | Items | Specifications | Remark | |
| | Capacity for assembled cell | | Standard discharging method | |
| | | | Delivery voltage, Within 10 days from Factory | |
| | | Charge with 0.2C constant current and 29.2Vconstant voltage, charge to 29.2V continue charging till current decline to ≤0.01C | Charge voltage: 29.2V±0.02V | |
| | Maximum charge current | |
| For continuous charging mod |
| | Maximum discharge current | 8A |
| For continuous discharge mod |
| 6 | Maximum discharging current(time) | 16A | 5S |
|
| | Standard discharging method | | 0.2C | |
| | Internal Impedance | | Measure two sides of the drawing line after assembling. | |
| 9 | Net | 1.8Kg | PACK | |




| Item | Content | Criterion |
|
|
|
|
| Voltage | Charging voltage | DC:29.2V CC/CV |
| Balance voltage for single cell | 3.6 | |
| Current | Balance current for single cell | 50 |
| Current consumption | ≤50uA | |
| Max continues charge current | ≤8A | |
| Max continues discharge current | ≤8A | |
| maximum discharging current(time) | 16A (5S) | |
| Over charge Protection | Over charge detection voltage | 3.65±0.025V |
| Over charge detection delay time | 0.5~1.5S | |
| Over charge release voltage | 3.55±0.05V | |
| Over discharge protection | Over discharge detection voltage | 2.30±0.05V |
| Over discharge detection delay time | 500~1500mS | |
| Over discharge release voltage | 2.7±0.10V | |
| Over current protection | Over discharge current detection | 30±5A |
| Detection delay time1 | 50~150mS | |
| Detection delay time2 | 5~15mS | |
| Over charge current detection current | 8±3A | |
| Detection delay time | 300~800mS | |
| Short protection | Short Circuit Protection Current | 50A |
| Detection delay time | 450~800uS | |
| Detection condition | 1.Exterior short circuit | |
| Release condition | Cut load,Auto Recovery | |
| temperature | Detect the temperature of the Mosfet MOS | / |
| Charging high temperature protection | / | |
| Charging low temperature protection | / | |
| Discharge high temperature protection | / | |
| Discharge low temperature protection | / | |
| Temperature protection release condition | Drop to 45℃, charge | |
| Operating temperature range | -20~+80℃ | |
| Storage temperature range | 0~60℃ | |
|
| Main loop electrify resistance | ≤60mΩ |
| No | Working temperature | Charging Spec | Discharging Spec |
| 1 | -20℃ to 0℃ | Charge current limited to 0. 1C or below | Suggest discharge current limited to 0.2C or below |
| 2 | 0℃ to 45℃ | Charge current within spec | Discharge current within spec |
|
3 |
45℃ to 70℃ | Charge current limited to 0. 1C( or below ,Cut off voltage 3.60Vor below | Suggest discharge current limited to 0.2C or below |