 |
| Quantity: | |
|---|---|
Specification
No. | Item | Parameter | Description |
1 | Rated capacity | 100Ah | |
2 | Nominal voltage | 48V | |
3 | Charging cutoff voltage | 54.75V | |
4 | Discharging cut-off voltage | 37.5V | |
5 | Recommend charging current | 20A 30A
| 0-15℃ 15-45℃ |
6 | Maximum continuous charging current | 50A | 25-40℃ |
7 | Recommend discharging current | 20A 50A | -20-15℃ 15-60℃ |
8 | Maximum continuous discharging current | 100A | 25-50℃ |
9 | Charge cut-off Current | 5A | |
10 | Operating temperature（charging） | 0~55℃ | |
11 | Operating temperature（discharging） | -20~60℃ | |
12 | Storage temperature | -20~45℃ -10~35℃ | 1 month 6 month |
13 | Storage humidity | <65%RH | |
14 | Weight | 47±2kg | |
15 | Internal resistance | <25m Ω | 1000 Hz Test conditions |
16 | Communication mode | CAN/RS485/RS232 |
Battery characteristics
No. | Item | Standard Requirement | Test Condition | |
1 | Appearance | No protrusions, discoloration, deformation, or damage | Visual inspection | |
2 | Dimensions | 525*465*442mm | Measured using calipers | |
3 |
Overall Weight | 47kg |
Measured using an electronic scale | |
4 |
Internal Resistance |
Less than 25m Ω
| Tested at 25±2°C ambient temperature, within 1 hour after standard charging, using a 1 kHz simulated sine wave method | |
5 |
Open Circuit Voltage |
Greater than 48V | Measured at 25±2°C ambient temperature, after 2.5 hours of fast charging | |
6 |
Cycle Life |
At least 80% capacity retention after 3000 cycles |
Conduct 3000 charge-discharge cycles at 25±2°C: • Charging:54.75/20A, cut-off current ≤ 5A • Discharging: 20A, cut-off voltage 37.5V • Rest time between cycles: 10 minutes | |
7 |
Capacity Retention (Storage) |
Greater than 95% | After standard charging, store at 25±2°C ambient temperature for 28 days, then calculate the capacity loss | |
8 |
Temperature Discharge Characteristics |
55℃ |
≥99% capacity retention |
Fully charged under standard conditions, then discharge at corresponding temperatures with standard discharge current to the cut-off voltage |
-20℃ |
≥80% capacity retention | |||
