| 1. Basic Product Specifications |
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| Model | HF-51.2V280Ah | HF-51.2V314Ah |
| Case Design | Tower | Tower |
| Battery Type | LiFePO4 (Lithium Iron Phosphate) | LiFePO4 (Lithium Iron Phosphate) |
| Normal Nominal Voltage | 51.2 Vdc | 51.2 Vdc |
| Rated Capacity (25℃, 0.2C) | 280Ah | 314Ah |
| Rated Energy | 14336WH | 16076WH |
| 2. Electrical Performance Parameters |
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| Float Charge Voltage | 56.0 Vdc | 56.0 Vdc |
| Operating Voltage Range | 40.0~58.4 Vdc | 40.0~58.4 Vdc |
| Max. Continuous Charging Current | 200A | 200A |
| Max. Continuous Discharging Current | 200A | 200A |
| Max. Pulse Discharging Current | 300A for 1 Second | 300A for 1 Second |
| Terminal Type | M8 | M8 |
| 3. Storage, Protection & Certification |
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| Storage Temperature Range | 0℃ ~ 30℃ | 0℃ ~ 30℃ |
| IP Protection Rating | IP20 | IP20 |
| Storage Life (at 25℃) | 6 months | 6 months |
| Safety Compliance Standard | UN38.3, MSDS | UN38.3, MSDS |
| Optional Display | LCD Display | LCD Display |
| Optional Communication Port | CAN, RS485 | CAN, RS485 |
| 4. Built-in Protection Functions |
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| Integrated Protection Features | Overcharge Protection, Over-discharge Protection, Over-current Protection, Short-circuit Protection, Over-temperature Protection | Overcharge Protection, Over-discharge Protection, Over-current Protection, Short-circuit Protection, Over-temperature Protection |
| 5. Ambient Operating Requirements |
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| Working Temperature Range | -10℃ ~ +50℃ | -10℃ ~ +50℃ |
| Operating Humidity Range | 0~95% RH (Non-condensing) | 0~95% RH (Non-condensing) |
| Max. Working Altitude | ≤1500m | ≤1500m |
| 6. Dimension & Weight |
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| Product Dimension (L×W×H) | 800×450×286 mm | 800×450×286 mm |
| Package Dimension (L×W×H) | 980×540×376 mm | 980×540×376 mm |
| Net Weight (NW) | 118 Kg | 118 Kg |
| Gross Weight (GW) | 132 Kg | 132 Kg |
| 7. Customization Note |
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| Customization Support | Product appearance and battery capacity are available for customization | Product appearance and battery capacity are available for customization |