Master / Follower Link Used For Tandem Mills - ABB DCS 600 MultiDrive Series Manual

Chapter 3 – Twelve–Pulse Parallel Configurations with DCS 600
Two drive systems in 12 – pulse parallel configuration (s. Fig. 3/1) with

master / follower link used for tandem mills

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In this configuration the master-follower link transmits the torque reference.
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DCS 600 Manual for 12 – Pulse Operation
Figure 3/2