Siemens SINAMICS S120 Commissioning Manual page 117

3. Drag a non-specified infeed unit from the hardware catalog into the device view in the light
gray area of the existing infeed unit.
Then specify the infeed unit connected in parallel.
4. Repeat step 3 to connect additional infeed units in parallel.
Result
The infeed unit connected in parallel is inserted and specified. The white area turns gray. The
infeed units are linked with one another via interfaces X201 and X200.
Note
If required, individual infeed units of a parallel connection can be activated or deactivated via the
inspector window (Line Module_xx / drop-down list "Component activation").
Disconnect individual infeed units from the line supply (e.g. using a contactor) to deactivate
these. Motor supply lines must be opened.
Further information
Further information on rules, requirements, and restrictions for the parallel connection of Line
Modules and Motor Modules can be found in the SINAMICS S120 Function Manual Drive
Functions.
Commissioning with Startdrive
Commissioning Manual, 06/2020, 6SL3097-5AA10-0BP2
Commissioning
5.3 Creating a project offline
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