Siemens SINAMICS GL150, Operating Instructions Manual, Page: 138 / 168

3. Disconnect the cables
③
on the underside of the transformer to be removed.
4. Remove the transformer retaining screws
④
.
Figure 9-6 Removal of cables and screws
Removing the current transformer
To remove the current transformer, proceed as follows:
1. Dismount the post insulator
⑤
. Take out the screws next to the post insulator
⑥
(Fig. A).
2. Release screw
⑧
. Then remove the two screws
⑦
(Figure B).
3. Take out the screws
⑨
next to the post insulator
⑥
(Fig. C). The post insulator
⑥
need not
be removed.
4. Swing the busbar (on left-hand side when viewed from rear) upward and withdrawal the
transformer to the left.
Maintenance
9.7 Repairs
SINAMICS GL150 6SL38555UN113KA0Z
138
Operating Instructions Rev.201910281450 EXAMPLE