Replacing The Precharging Rectifier - Siemens SINAMICS SH150 Operating Instructions & Installation Instructions

Maintenance
9.7 Repair
9.7.6

Replacing the precharging rectifier

Removing modules
To remove a pre-charging rectifier module, proceed as follows:
1. Loosen the five plastic screws
2. Remove the five cylindrical spacing bolts
3. Remove all connecting leads. If necessary, remove the cable ties.
4. Remove the module.
Installing a module
Install the new module in the reverse order to when you removed it.
104
Figure 9-6 Example diagram: Replacing the pre-charging rectifier
Note
Note 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
on the cover.
②
.
SINAMICS SH150 6SL3805
Operating Instructions 05/2020