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Battery cells
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Specification
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Lithium Iron-300Ah
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Capacity
|
300Ah
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Nominal voltage
|
3.2V
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|
Nominal internal resistance
|
≤0.5mΩ
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|
Combination mode
|
16 series and 1 parallel
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|
Assortment standard
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Tolerance ≤ 1%
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Single section internal resistance difference ≤0.2mΩ
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Single section voltage difference≤5mV
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Charge retention capacity ≥90%
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Battery pack
|
Nominal voltage (V) |
51.2 |
| Nominal capacity (Ah) |
300 |
| Minimum Capacity (Ah) |
300 |
| Charge cut-off voltage (V) |
58.4 |
| Discharge cut-off voltage (V) |
40 |
| USB Output Voltage (V) |
None |
| USB Maximum Output Current (A) |
None |
| Maximum Continuous Discharge Current (A) |
1C |
| Display |
Voltage and percentage display |
| Standard charging current (A) |
Within 0.5C |
| Charging suitable temperature |
0℃～45℃ |
| Discharge temperature |
-20℃～60℃ |
| Battery pack size |
520*480*935mm |
| Battery pack weight |
About 155Kg |
| Storage temperature range |
0℃～40℃ |
| Storage Ambient Humidity (RH) |
＜75%) |
| Communication mode |
None (485, 232, CAN, etc. can be customized for various communications) |
| Bluetooth |
None (can be added) |
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Charge retention capability
|
After charging according to 3.2 standard charging, put aside for 28 days under standard test conditions, and then discharge according to 3.3 standard discharging, discharging and discharging, charge retention rate ≥80%.
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Cycle times
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Cycle life is not less than 5000 times, capacity retention rate ≥80%. (Charge according to 3.2 standard charging, set aside for 0.5~1h.
(Charge according to 3.2 standard charging, set aside for 0.5~1h; discharge according to 3.3 standard discharging, set aside for 0.5~1h, counting 1 cycle).
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Management System
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Single Overvoltage Protection Value
|
3.7V
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Overvoltage release value
|
3.65V
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|
Single undervoltage protection value
|
2.5V
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|
Undervoltage release value
|
2.7V
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|
Overcurrent protection value
|
400
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