Siemens SINAMICS S220 Equipment Manual page 91

Booksize power units
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6. Tighten the DC link screws (M4 x 20) in the sequence shown in the diagram. Torx screwdriver
TX 20. Tightening torque: 1.8 Nm (15.9 lbf in)
7. For the components arranged to the far right, tighten the DC link screws (M4x20). Torx
screwdriver TX 20. Tightening torque: 1.8 Nm (15.9 lbf in)
8. Remove the black touch protection of the side covers at the connection positions.
9. Close the protective flaps until you hear them snap into place.
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA
Mounting
5.3 DC link busbars
89

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