Rockwell Automation 21G PowerFlex 750-Series AC Drives User Manual
Page 137
Rockwell Automation Publication 750-IN001N-EN-P - April 2014
137
PowerFlex 750-Series AC Drives
Table 10 - Terminal Designations
Terminal
Description
Notes
+DC
DC Bus (+)
DC Input Power or Dynamic Brake Chopper
-DC
DC Bus (–)
DC Input Power or Dynamic Brake Chopper
BR1
DC Brake (+)
Dynamic Brake Resistor Connection (+)
BR2
DC Brake (–)
Dynamic Brake Resistor Connection (–)
U
U (T1)
Motor Connections
(1)
(1) Important: Motors with NEMA MG1 Part 31.40.4.2 inverter grade insulation systems are recommended. If you intend to connect a
motor that is not rated inverter grade, refer to Wiring and Grounding Guidelines for Pulse Width Modulated (PWM) AC Drives,
publication DRIVES-IN001 for recommendations.
V
V (T2)
W
W (T3)
R
R (L1)
AC Line Input Power
S
S (L2)
T
T (L3)
PE /
PE Ground
Terminating point to chassis ground for incoming AC line and motor
shield.