Liebert LDM user manual CT Table for LIB, Wiring configuration for LIB, Installation

Installation

4.6CT Table for LIB

Tables 3 and 4 show the CT assignments for 10 output breaker CTs and three subfeed breaker CTs with neutral and ground being monitored.

Table 3

Wiring configuration for LIB 1

Pins

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Connector

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

TB1

Wire Color

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

CT

CT9

CT8

CT7

CT6

CT5

CT4

CT3

CT2

CT1

Phase

A3

N2

C2

B2

A2

N1

C1

B1

A1

Pins

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Connector

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

TB2

Wire Color

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

CT

CT18

CT17

CT16

CT15

CT14

CT13

CT12

CT11

CT10

Phase

B5

A5

N4

C4

B4

A4

N3

C3

B3

Pins

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Connector

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

TB3

Wire Color

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

B

W

CT

CT27

CT26

CT25

CT24

CT23

CT22

CT21

CT20

CT19

Phase

C7

B7

A7

N6

C6

B6

A6

N5

C5

Pins

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Connector

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

-

+

TB4

Wire Color

B

W

B

W

B

W

B

W

B

W

B

W

B

W

CT

CT2

CT1

NONE

NONE

CT32

CT31

CT30

CT29

CT28

Phase

G2

G1

N8

C8

B8

A8

N7

Pins

12

11

10

9

8

7

6

5

4

3

2

1

Connector

-

+

-

+

-

+

-

+

-

+

-

+

TB5

Wire Color

B

W

B

W

B

W

B

W

B

W

B

W

CT

CT8

CT7

CT6

CT5

CT4

CT3

Phase

G8

G7

G6

G5

G4

G3

W = White

A = A Phase

N = Neutral

B = Black

B = B Phase

G = Ground

C = C Phase

13