Siemens Sinamics GM150 6SL3835-2LN44-2AA0 Operating And Installation Instructions page 213

Figure 9-34
Installing the precharging transformer
1. Remove the paint from at least one screw position on the base brackets. This is where the
2. Install the new transformer in the reverse order to when you removed it. Comply with the
3. Check that the precharger is working correctly.
SINAMICS GM150 6SL3835-2LN44-2AA0
Operating Instructions Rev.201910281250 MUSTER
Example: Replacing the precharging transformer
transformer will be grounded.
specified torque (Page 193) of the fastening screws. When attaching the connecting cables
ensure that the cables do not twist.
Maintenance
9.5 Repair
213