
Items | Specification | ||||||||||||
Minimum capacity | 50Ah (1C Discharge at 25℃) | ||||||||||||
Initial Internal Resistance | ≤ 8.0 mW | ||||||||||||
Weight | 42kg ± 0.5kg | ||||||||||||
Nominal voltage Fully Charge Voltage (FC) Fully Discharge Voltage (FD) |
51.2V 57.6V 44.8V |
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Standard Charging Current | 25A | ||||||||||||
Standard Charging | Charged with constant current 25A to FC, then constant voltage charged at FC until charging current ≤2.5A | ||||||||||||
Standard Charging Time | Within about 3 hours | ||||||||||||
Maximum Continuous Charging Current | 100A | ||||||||||||
Maximum Instantaneous Charging Current | 120A(2S) | ||||||||||||
Standard Discharge Current | 25A | ||||||||||||
Standard Discharge | Discharge with constant current 25A to FD | ||||||||||||
Maximum Continuous Discharge Current | 100A | ||||||||||||
Maximum Instantaneous Discharge Current | 120A(2S) | ||||||||||||
Charging Cut-off Voltage | 57.6V or any single cell reaches 3.65V | ||||||||||||
Discharge Cut-off Voltage | 44.8V or any single cell reaches 2.5V | ||||||||||||
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Recovery Capacity Measurement | After the 4.6 standard charging, hold for 10 minutes, and then discharge according to the standard 4.11. Wait for 10 minutes, repeat above steps for 3 times, and record the maximum discharge capacity. | ||||||||||||
Storage Humidity | ≤75%R.H. | ||||||||||||
Appearance | No Deformation, No Electrolyte Leakage | ||||||||||||
Standard Test Environment | Temperature:25±2℃ Humidity:≤75%RH Atmospheric Pressure:86-106kPa |