Replacing The Precharging Rectifier - Siemens Sinamics SM150 6SL3845-2NN41-8AD0 Operating And Installation Instructions

Maintenance
9.5 Repair
9.5.12

Replacing the precharging rectifier

Removing modules
①
Figure 9-35
1. Remove all connecting leads. If necessary, remove the cable ties.
2. Remove the five plastic nuts
Installing a module
Install the new module in the reverse order to when you removed it.
170
Fastening nut
Replacing the precharging rectifier
Note
Noting the core markings
The cables are equipped with Faston connectors. Make a note of the core markings. When
installing the new module, note the core markings for the cables.
①
of the module.
Operating Instructions Rev.201908010908 EXAMPLE
SINAMICS SM150 6SL3845-2NN41-8AD0