S/N

Details

Parameters

Remarks

1

Nominal voltage

48V

Mean Operation Voltage

2

Rated capacity

Typical

20Ah

Standard discharge（0.2C）

after standard charge

Minimum

20Ah

3

   Charge

Charge voltage

54.6±0.2V

Charge Mode

0.2C to 54.6V, then 54.6V to 0.02C (CC/CV)

Standard Charge current

4A

Max charge current

10A

Charge cut-off voltage

54.6±0.2V

4

                                                  Discharge

Standard discharge current

4A

Max continuous discharge current

20A

Max. Pulse current

40A (＜3S)

Discharge Cut-off voltage

39V

5

Cycle life

≥ 500 cycles

 0.2C 100% DOD

6

Operation Temperature Range

Charge：0~45℃

60±25%R.H. Bare Cell

Discharge：-20~60℃

7

Storage Temperature Range

0~35℃

60±25%R.H.               at the shipment state

8

Weight

Approx：kg

9

Size

Customized

10

PVC Wrapped