Siemens SINAMICS Series Operating Instructions Manual page 697

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Replacing fans in 1200 A devices

1. Remove the front cover of the SINAMICS DC MASTER

2. Withdraw the fan connector

3. Release the nuts

4. Remove the fan including the fan support strut

5. Install the new fan in the reverse sequence, tightening torque for the nuts

SINAMICS DCM DC Converter

Operating Instructions, 12/2018, A5E34763375A

and the fan monitoring

Replacing fans in 1200 A devices

11.2 Replacing components