22.2V/20Ah Backup power supply

1

nominal voltage

22.2V

2

rated capacity

20Ah

3

Standard discharge continuous current

0.2C/4A

4

Maximum continuous discharge current

0.5C/10A

5

Working voltage range

18～25.2V

6

charge mode

25.2V constant current and constant voltage

7

Charging current

≤4A

8

Charge Temperature

0～45℃

9

discharge temperature

-20～60℃

10

Overcharge protection voltage

4.28±0.025V/Each string

11

Overdischarge protection voltage

2.5±0.08V/Each string

12

Overcurrent value

40～50A

13

Finished product dimensions

MAX 255*190*96mm

14

Internal resistance of finished battery

≤160mΩ

15

Weight of finished battery

about3.2kg