Owner manual

Publication 2364P-5.01 December 1999
Chapter 1
Theory of Operation
Introduction The parallel configuration, a DC bus supply front-end with
regenerative capability, is used to supply DC power for AC digital
drive inverter units in a common bus drive system. Twenty-three
different parallel configurations provide a spectrum of different
supply and regenerative capabilities.
Figure 1.1
Parallel Configuration
NRU
3-Phase
AC Line
DC Supply for
Drive Lineup
RGU RGU
DC
AC
DC
AC
DC
AC
Inverters