Siemens SINAMICS S120 Combi - Interface Description; Overview

Line-side power components
3.6 Line filters
SINAMICS S120 Combi
40 Manual, 11/2017, 6SL3097-4AV00-0BP7
3.6.3
Interface description
3.6.3.1
Overview
Figure 3-3 Line filter for S120 Combi
Either the upper or lower protective conductor connection can be used for the connection.
One of the connections remains unused. "Looping-through" the protective connection to the
line reactor is not permissible.