3. Copy the stored data of the previous CompactFlash card to the new original Siemens card.
Note
Invalid software key
The software key is associated with the serial number of the CompactFlash card. If you
overwrite the software key of the new CompactFlash card with the previous CompactFlash
card, the new CompactFlash card is not operational.
Consequently, use the software key of the new CompactFlash card.
4. Insert the new Siemens CompactFlash card.
9.7.6 Replacing the precharging transformer
WARNING
Incorrect replacement of the precharging transformer
Replacing the precharging transformer incorrectly can result in death, serious injury, or
material damage.
● Follow "the five safety rules (Page 17)".
● Before replacing the precharging transformer, switch off the safety transformer for the
400 V infeed.
● Lift the transformer carefully because it is heavy (approx. 45 kg).
Removing the precharging transformer
1. Detach the 400 V connecting cables ①.
2. Remove the high-voltage cables ②.
3. Remove the fixing screws on the base brackets ③.
4. Remove the transformer.
Maintenance
9.7 Repairs
SINAMICS SM150 6SL3845-7NN46-7AA0
182 Operating Instructions 04/2017
To Next Page
Loading...
