48V 50Ah Datasheet2019-03-20T18:58:24+00:00
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
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
-20℃~45℃
Storage Temperature -10℃~35℃
0℃~25℃
≤1 month Recovery capacity is
≤6 month not less than
≤1 year 80% of the initial capacity
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