
Rockwell Automation Publication 20P-TD001K-EN-P - January 2021
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PowerFlex DC Drive and Field Controller Technical Data
PowerFlex Field Controller with AC Input Contactor
This illustration represents the recommended power wiring configuration for a standard PowerFlex DC field controller installation with an AC
contactor.
Inductive
Load
C
D
Aux
PowerFlex DC
Field Controller
36
(6)
34
(4)
(on I/O TB4)
19
(5)
V2
U2
35
(6)
U
V
W
L1
L2
L3
13
14
L1
L2
L3
A1
T1
T2
T3
A2
FS1
(3)
FS1
(3)
FS1
(3)
Control Power/Relay Outputs
Terminal Block
Lockable
Installation
Disconnect
Isolation
Transformer
(2)
Line Reactor
(3)
EMC Filter
(if used)
SB
(1)
SA
(1)
PE
Safety Ground
K1
(7)
K1
(7)
K1
(7)
Control
Board P/S
(+24V on I/O TB2)
(N.O. Relay)
M1 AC Contactor
3 Phase
AC Line
115V or 230V AC
Input Source
(1)(12)
Voltage
Clamp
PE
IMPORTANT
An AC input contactor can only be used when the device is used in
‘standalone’ mode. An AC contactor for a device cannot be used when a
PowerFlex DC field controller is paired with and controlled by a
PowerFlex DC drive.