Rockwell Automation 8720MC Drives Integration Manual User Manual
Page 86
Publication 8720MC-IN002A-EN-P — December 2002
A-4
Interconnect Diagrams
In the configuration below, two 8720MC drives are shown with the
8720MC-RPS and 750V dc (common bus) input. This configuration
applies to all 8720MC drives.
Figure A.3
8720MC Power Interconnect (Multiple 8720MC Drives with 8720MC-RPS)
E/N
L1
L2
L3
G
R
S
T
TB1
Start *
CR1*
Stop *
CR1*
24V AC/DC
or
120V ac,
50/60 Hz
Refer to Attention statement
Three-Phase
AC Line Filter*
L1 AUX
L2 AUX
L3 AUX
PR1
PR2
PR3
MC1
MC2
TB2
R1
S1
T1
MC
Customer
supplied
120V AC
TB1
DC+
DC-
P
N
To 8720SM
Motor Fan
Motion Control I/O
MC AUX
CR1
TB3
RDY
COM
FR
FR
RST
+24V DC
PWR
MC
To Drive DC Bus
Connections
To DRIVE ENABLE
P5-14
From +24V DC
P5-22
To REGEN PS_OK
P5-36
RPS Fault
Reset
To 8720SM
Motor Fan
R S T
Motor Fan Fusing*
Line
Reactors
Varistor
8720MC
REGENERATIVE
POWER SUPPLY
8720MC-RPS
xxx
Input Fusing *
Three-Phase Input (+10/-15%)
380V ac RMS, 50 Hz
or 460V ac RMS, 60 Hz
Bonded Cabinet
Ground Bus*
Harmonic
Filter
* INDICATES USER -SUPPLIED
COMPONENT
Note 11
M1*
Note 6
(Note 10)
Note 3