WELI Product
ST51.2V400AH BATT
Additional information
| Model Name | ST51.2V400AH BATT |
|---|---|
| Rated Voltage | 51.2V |
| Rated Capacity @0.2C | 400Ah / 20.48kWh |
| Standard Discharge Current | 50A |
| Max. Discharge Current | 100A |
| Dimension | L650 * D550 * H160mm |
| Net Weight | 50KG |
ST51.2V400AH BATT
51.2V400AH LiFePO4 Battery
For Energy Storage System
Battery Module Parameter
| No. | Item | Specification | Note |
| 1 | Nominal Voltage | 51.2V | |
| 2 | Typical Capacity | 400Ah / 20.48kWh | At 0.2C Rate |
| 3 | Inner Resistance | ≤100mΩ | At AC 1kHz |
| 4 | Charging Voltage | 58.4V | 3.65V / Cell |
| 5 | Standard Charge Current | 50A | |
| 6 | Max. Charge Current | 100A | |
| 7 | Discharge Cut-Of Voltage | 44.8V | 2.8V / Cell |
| 8 | Standard Discharge Current | 50A | |
| 9 | Max. Discharge Current | 100A | |
| 10 | Peak Discharge Current | 120A/3S | |
| 11 | Outline Dimension | L650 × D550 × H160mm | One Battery Module |
| 12 | Pack Method | 16S1P*4 | Stack 4 Groups |
| 13 | Cell Type | LFP 3.2V 100Ah | |
| 14 | Main Shell Material | SPCC | |
| 15 | IP Class | IP50 | |
| 16 | Net Weight | 50KG | One Battery Module |
| 17 | Cooling method | Natural Cooling | |
| 18 | Operation Temperature Range | Charge: 0℃~45℃ | 10%-90%RH |
| Discharge: -20℃~60℃ | |||
| 19 | Storage Temperature Range | 15℃~25℃: 9 Months | 50%~60% SOC |
| 0℃~35℃: 6 Months | |||
| -20℃~45℃: 1 Month | |||
| 20 | Storage Humidity | 10%-90%RH |
- Back View Diagram
| No. | Marking | Description | Remarks |
| 1 | P+ | Positive Port | |
| 2 | RST | Reset Button | |
| 3 | ADS | DIP Switch | |
| 4 | CAN/RS485-2 | Inverter Communication Interface | |
| 5 | RS232 | PC Communication Interface | |
| 6 | RS485-1 | Battery Parallel Communication Interface | |
| 7 | P- | Negative Port | |
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- Finished Dimension Drawing
| Final Dimension | Length: 650 mm | Depth: 550 mm | Height: 760 mm |
| Finished Weight | Approx. 220KG | ||
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- Parallel Wiring Diagram
