Siemens SIRIUS 3RM1 Manual page 164

Circuit diagrams
11.4 3RM12 circuit diagrams (reversing starter, Standard)
Note
Parallel loads in the case of motor starters with product version E01
In the case of motor starters with product version E01, no parallel loads can be connected to
the IN terminal; see diagram below. This is admissible as of product version E02.
164
SIRIUS 3RM1 motor starter
Manual, 06/2016, A5E0345285095020A/RS-AE/005