Figure 9-24 Replacing the precharging transformer
Installing the precharging transformer
1. Remove the paint from at least one screw position on the base brackets. This is where the
transformer will be grounded.
2. Install the new transformer in the reverse order to when you removed it.
3. Check that the precharger is working correctly.
Maintenance
9.7 Repairs
SINAMICS SM150 6SL3845-7NN46-7AA0
Operating Instructions 04/2017
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Summary of Contents for SINAMICS SM150
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Page 14: ...Table of contents SINAMICS SM150 6SL3845 7NN46 7AA0 14 Operating Instructions 04 2017 ...
Page 122: ...Start up SINAMICS SM150 6SL3845 7NN46 7AA0 122 Operating Instructions 04 2017 ...
Page 190: ...Maintenance 9 7 Repairs SINAMICS SM150 6SL3845 7NN46 7AA0 190 Operating Instructions 04 2017 ...
Page 192: ...Spare parts SINAMICS SM150 6SL3845 7NN46 7AA0 192 Operating Instructions 04 2017 ...
Page 196: ...Service Support SINAMICS SM150 6SL3845 7NN46 7AA0 196 Operating Instructions 04 2017 ...
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