Siemens SINAMICS S220

11.4.6.7 Preparing cables
Overview
DC link adapters in a two or multi-tier con󹪝guration are connected with one another using DC
link connecting cables. You must 󹪝rst fabricate these.
Requirement
The following requirements must be satis󹪝ed to connect the cables to the DC link adapter:
• Dimension the cross-section of the connecting cables according to the current demand of all
connected components.
• Only use shielded cables with end sleeves.
• The connecting cables must be appropriately protected.
Procedure
A30 (1.18)
A30 (1.18)
1
2
1
2
① Protective braided shield folded back and 󹪝xed using a shrink-on sleeve
② End sleeves with protective collar
Figure11-25 Single-core and two-core cables, all dimensions in mm and (inch)
Connection Unit A
DCP connection (= upper connection of the DC link adapter) mm 60
DCN connection (= lower connection of the DC link adapter) mm 70
To connect the cables to the DC link adapter, prepare the two cables as follows:
1. Remove the appropriate length of cable sheath for the DCP connection and the DCN
connection according to the table above.
2. Fold back the protective braided shield.
3. Fix the protective braided shield. Preferably use a shrink-on sleeve with hot melt adhesive.
Accessories
11.4DC link adapter
Booksize power units
Equipment Manual, 09/2023, A5E53307519B AA 305