Rockwell Automation 8720MC High Performance Drives Installation Manual - Manual (Page 16)

Publication 8720MC-IN001D-EN-P — December 2002
1-4 Installing Your 8720MC Drive
You can configure the 8720MC drive with 380/460V ac input power or
with 750V dc common bus power as described in the table below.
Refer to figures 1.1 and 1.2 for examples of three-phase and common
bus configurations.
Figure 1.1
8720MC Drive System Overview (750V dc Common Bus Configuration)
You can configure this Drive:
8720MC-
With this input voltage:
B021, B027, B034, B042, B048
380/460V three-phase ac
or 750V dc common bus
B014, D065, D078, D097, D120,
D149, D180
750V dc common bus
REGENERATIVE POWER SUPPLY REGENERATIVE POWER SUPPLY
8720 MC MC
RST PRG ENT
READY READY
FAULT FAULT
PROGRAM PROGRAM kW kW
V
A
1756-MxxSE SERCOS
Interface Module
ControlLogix Chassis
Output
RSLogix 5000
Commissioning and Communications
Input
ControlLogix
Controller
Encoder Feedback Motor
Power
8720SM
Induction Motor
SERCOS Fiber-Optic Ring
Encoder Feedback
Motor Power
MP-Series
Servo Motor
750V DC Bus
750V DC Bus
8720MC
High Performance
Drive
8720MC
Regenerative
Power Supply
(8720MC-RPSxxx-BM-HV1)
8720MC
High Performance
Drive
8720MC
Line Reactor
Three-Phase
AC Input Power
Varistor
Harmonic
Filter