3.2 Power Topology
SINAMICS Perfect Harmony™ drives contain individually controlled, interconnected power cells.
Each cell consists of a three-phase input and a single phase output, which are congured in three
individual, concatenated strings of cells making up three output phases. Control and diagnostic
data is transmitted between the control and the cells on independent ber optic channels.
Control Description
3.2 Power Topology
NXGPro+ Control Manual
34 Operating Manual, A5E50491925A