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8kWh, LiFePO4，Photovoltaic energy storage battery
●Name：LiFePO4 Battery
●Mode：LFP/8S1P/300Ah/25.6V
●Cell：LiFePO/300Ah/3.2V
●Structure Drawing：600.0(682.0)*460.0*260.0±2(mm)
●Craft：metal plate shell + Cell + PCM（Home energy storage 150A – RS485 + Weak current switch）+ Terminal + Lifting handle
1. Parameters of Lithium Iron Phosphate Battery Pack
| Nominal Voltage | 25.6V |
|---|---|
| Nominal Capacity | 300Ah |
| Charging Voltage | 29.2V |
| Charging Current | 60A (maximum 100A) |
| Discharging Current | Continuous discharging current 200A |
| Instantaneous Current | 350A/500ms (unified with spec table) |
| Discharging Cut-off Voltage | 20V |
| Internal Impedance | ≤ 80mΩ (unified with spec table) |
| Charging Temperature | 0~45℃ (standard: 10~40℃) |
| Discharging Temperature | -20℃~55℃ (standard: -20~60℃) |
| Storage Temperature | -20℃~45℃ |
| Weight | Approximately 75kg (subject to actual measurement) |
2. Specification
| NO. | Items | Parameter | Remarks |
|---|---|---|---|
| 2.1 | Rated Capacity | 300Ah | Discharge：0.2C-60A Cut-off voltage：20.0V Minimum Capacity：296.0Ah |
| 2.2 | Energy | 7680Wh | |
| 2.3 | Nominal Voltage | 25.60V | |
| 2.4 | Open Voltage | 20.0V-29.2V | |
| 2.5 | Load Voltage | ≥22.0V | 30Ω (corrected: original 42V > nominal voltage) |
| 2.6 | Internal Impedance | ≤80mΩ | AC 1kHz after standard charge |
| 2.7 | Charge voltage | 29.20V | |
| 2.8 | Standard charge current | 60.0A | Standard Charging 0.2C |
| 2.9 | Max charge current | 100.0A | Fast Charging 0.5C |
| 2.10 | Standard discharge current | 60.0A | |
| 2.11 | Max discharge current | 200.0A | Instantaneous current: 350A for 500ms |
| 2.12 | Discharge cut-off voltage | 20.0V | |
| 2.13 | Operating Temperature | +10~+40℃ -20~+60℃ | Charge Discharge |
| 2.14 | Weight | About 75kg | |
| 2.15 | Communication Mode | RS232, RS485 |
3. Battery Configuration
| NO. | Items | Criteria | Remarks |
|---|---|---|---|
| 3.1 | Cell | Lithium iron phosphate / 300Ah / 3.2V | LiFePO4 (corrected spelling) |
| 3.2 | BMS | HuiDe standard 200A home storage BMS | RS485/RS232 |
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