50ah Lifepo4 Battery Pack 48v 200ah Lithium Ion Battery Module

Cell Battery specifications

No

Item

General Parameter

Remark

1

Rated Capacity

Typical:100Ah

Minimum:98Ah

Standard discharge after Standard charge

2

Nominal Voltage

3.2V

Mean Operation Voltage

3

Internal Impedance

≤0.4mΩ

Under 20±5℃ Environment Temperature , the

Usage Frequency of Fully Charge( 1KHz) , Use

AC Internal Impedance test machine to test

4

Standard charge

Constant Current 0.5C5A

Constant Voltage 3.6V

0.02C5A cut-off

Charge time : Approx2.5h

5

Rapid Charge

Constant Current 1C5A

Constant Voltage 3.6V

0.02C5A cut-off

Charge time : Approx1.5h

6

Standard Charge Cut-off Voltage

3.6V

Voltage of the battery when the Charge is

stopped

7

Standard Discharge Cut-off Voltage

2.5V

Voltage of the battery when the discharge

is stopped

8

Standard discharge

Constant current 1C5A

end voltage 2.5 V

100A

9

Maximum discharge

current

Constant current:1C5A

end voltage:2.5 V

100A@≧0℃

10

Dimension

Thickness:48±0.5mm

Width:173.9±0.8mm

Height:120.6±0.8mm

Initial Dimension

11

Weight

2300g±0.05kg

APPROX

12

Operating Temperature Range

Temperature:-20~60℃

Humidity: ≤65%RH

Recommended charge/discharge current≤1I1

(50A),when cell temperature is lower than0℃,

Recommended cool the cell, when cell

temperature is higher than 60℃

13

Storage Temperature Range

-20℃ ~25℃

Recommend( 25±3℃ )；≤90%RH storage

moisture range.

System composition parameters

No

Item

General Parameter

Remark

1

Combination method

PACK*2-15

Standard discharge after Standard charge

2

Rated Capacity

Typical :standard

Standard discharge after Standard charge

(package)

3

Factory Voltage

51.2V-53V

Mean Operation Voltage

4

Voltage at end of Discharge

≤40.5V

Discharge Cut-off Voltage

5

Charging Voltage

57.6V

3.6V/cell

6

Internal Impedance

≤100mΩ

Internal resistance measured at AC 1KHZ after 50% charge The measure must uses the new batteries that within one week after shipment and cycles less than 5 times