ABB UniSec Manual page 24

Units with current transformers and Combisensors
16
12
11
11
Figure 73. Busbar exit on the left
WBC - WBS, 630 A middle unit
19
20
11
20
17
Figure 75. 630 A middle unit
WBC - WBS, 630 A end unit
17
20
11
20
19
Figure 77. 630 A end unit
24
Figure 74. Busbar exit on the right
WBC - WBS, 1250 A middle unit
A
B
11
B
C
Figure 76. 1250 A middle unit
WBC - WBS, 1250 A end unit
17
20
11
20
19
Figure 78. 1250 A end unit
16
12
11
11