Lithium Battery Parameter
Model: EX51.2-78
Type: Power Battery
Battery Cell: Lithium Iron Phosphate Battery
Voltage: 51.2V
Capacity: 78AH (3,993WH)
Cycles: >2,000 (>80% Initial Capacity)
| Model | L(mm) | W(mm) | H(mm) | Weight(Kg) | Box Material | Installation Method |
| EX51.2-78 | 360 | 300 | 280 | 39.5 | ElectrophoresisIron box | Horizontal |
Safety Performance
| Overdischarge | No Explosion, No Fire, No Leakage | Discharge for 90 min (1C) |
| Overcharge | No Explosion, No Fire | Cell Voltage 5.5V (1C) |
| Short Circuit Test | No Explosion, No Fire, No Leakage | Full charged, external short circuit for 10 minutes |
| Drop Test | No Explosion, No Fire, No Leakage | Full charged, with the positive and negative terminals are down, fall at a height of 1.5 meters. |
| Heating Test | No Explosion, No Fire | 30min(@ 130±2℃) |
| Extrusion test | No Explosion, No Fire | Full charged, the deformation reaches 30%, or the pressing force reaches 200KN. |
| Acupuncture test | No Explosion, No Fire | After Ø8mm steel needle running through 25 mm/s, 1 hour later |
| Low air pressure test | No Explosion, No Fire, No Leakage | 6h @ 11.6KP |
| Seawater immersion test | No Explosion, No Fire, No Leakage | 3.5% salt water soak |
| Temperature shock test | No Explosion, No Fire, No Leakage | 300min(@ 85℃) |
Charge and discharge parameters
| Continuous Discharge Current | 120A |
| MAX Discharge Current | 240A (15 min) |
| Maximum Charging Current | 78A |
| Charge Cutoff Voltage | 58.4V |
| Discharge Cutoff Voltage | 40V |
| Recharging Current | 17A |
| One Full Recharging Time | 5h |
| Working Temperature | -20℃~60℃ |
| Storage Temperature | -40℃~60℃ |
| Storage Battery Capacity | 70% |
| Capacity Display | CAN communication accurate display |
| Heating Equipment | -20℃~20℃, 1h |
| Recharge Mileage | 54 holes course or 50km |
BMS
| BMS Type | BMS+Relay |
| BMS Function | Overcharge Protection |
| Overdischarge Protection |
| Overcurrent Protection |
| Overheat Protection |
| Short Circuit Protection |
| Passive equilibrium |
| BMS Communication | Capacity Display |
| charging |
| Heating Equipment |
Content