Siemens SINAMICS DCM Operating Instructions Manual page 98

Connecting
6.5 Division options
For information: Circuit diagram, SITOR set (2Q) before being equipped with SINAMICS
DCM Control Module
SITOR sets 6QG12 in a three-phase current bridge circuit [B6C] with a transformer module for measuring actual
current values (if SITOR sets 6QG12 are being used without a transformer module for measuring actual current
values, there is no need for an A7 module).
Figure 6-27 SITOR 2Q before modification
96
SINAMICS DCM Control Module
Operating Instructions, 12/2018, A5E34888669A