Battery String Configuration for Easy UPS 3S Pro

UPS rating

Minimum battery string quantity required by UPS

The minimum battery string quantity is based on a minimum 5‑minute runtime at UPS full load.

Maximum battery string quantity supported by UPS

The maximum battery string quantity is defined by the UPS DC terminal short-circuit withstand capacity (Icc = 16 kA). The charging capacity shall be sufficient to recharge the batteries and prevent battery damage caused by self-discharge and irreversible plate sulfation.

UPS internal space for strings

Minimum battery string quantity for internal if present

From a fault protection perspective, the internal battery string quantity can be 0 or meet the specified minimum requirement.

Minimum battery string quantity for MBC if present

From a fault protection perspective, the modular battery string quantity can be 0 or meet the specified minimum requirement.

10 KVA

1

27

3

1

3

15 KVA

1

27

3

1

3

20 KVA

2

27

3

2

3

30 KVA

2

28

4

2

3

40 KVA

3

28

4

3

3

Total battery string quantity

Battery string quantity installed in modular battery cabinet 2

Battery string quantity installed in modular battery cabinet 3

Battery string quantity installed in modular battery cabinet 4

1

1

0

0

0

0

2

2

0

0

0

0

3

3

0

0

0

0

4

0

4

0

0

0

5

0

5

0

0

0

6

0

6

0

0

0

7

3

4

0

0

0

8

3

5

0

0

0

9

3

6

0

0

0

10

3

3

4

0

0

11

3

4

4

0

0

12

3

5

4

0

0

13

3

6

4

0

0

14

3

6

5

0

0

15

3

6

6

0

0

16

3

4

4

5

0

17

3

5

4

5

0

18

3

5

5

5

0

19

3

6

5

5

0

20

3

6

6

5

0

21

3

6

6

6

0

22

3

5

5

5

4

23

3

5

5

5

5

24

3

6

5

5

5

25

3

6

6

5

5

26

3

6

6

6

5

27

3

6

6

6

6

Total battery string quantity

Battery string quantity installed in modular battery cabinet 2

Battery string quantity installed in modular battery cabinet 3

Battery string quantity installed in modular battery cabinet 4

1

1

0

0

0

0

2

2

0

0

0

0

3

3

0

0

0

0

4

4

0

0

0

0

5

0

5

0

0

0

6

0

6

0

0

0

7

3

4

0

0

0

8

4

4

0

0

0

9

4

5

0

0

0

10

4

3

3

0

0

11

4

4

3

0

0

12

4

5

3

0

0

13

4

6

3

0

0

14

4

6

4

0

0

15

4

6

5

0

0

16

4

4

4

4

0

17

4

5

4

4

0

18

4

5

5

4

0

19

4

6

5

4

0

20

4

6

6

4

0

21

4

6

6

5

0

22

4

5

5

5

3

23

4

5

5

5

5

24

4

6

5

5

4

25

4

6

6

5

4

26

4

6

6

6

4

27

4

6

6

6

5

28

4

6

6

6

6