Rockwell Automation Allen-Bradley Kinetix 3 2071-AP8 - Three-Phase Power Wired to Three-Phase Drives

Rockwell Automation Publication 2071-UM001E-EN-P - November 2013 55
Connect the Kinetix 3 Drive Chapter 4
Three-phase Power Wired to Three-phase Drives
These examples illustrate grounded three-phase power wired to three-phase
Kinetix 3 drives when phase-to-phase voltage is within drive specifications. The
ungrounded power configuration does not include the ground connection
labeled as ‘optional’ in these figures.
Figure 23 - Three-phase Power Configuration (WYE Secondary)
Feeder and branch short circuit protection is not illustrated.
Figure 24 - Three-phase Power Configuration (Delta secondary)
Feeder and branch short circuit protection is not illustrated.
L1
L2
L3
IPD
L1
L2
L3
E
L1
L2
L3
L1
L2
L3
L1C
L2C
Bonded Cabinet Ground Bus
Transformer (WYE) Secondary
Kinetix 3 Drive
Three-phase AC
Input
Ground Grid or
Power Distribution Ground
AC Line
Filter
IPD Terminal
Grounded Neutral
(optional)
L1
L2
L3
L1
L2
L3
E
L1
L2
L3
IPD
L1
L2
L3
L1C
L2C
Transformer (Delta) Secondary
Ground Grid or
Power Distribution Ground
Kinetix 3 Drive
Three-phase AC Input
Bonded Cabinet Ground Bus
AC Line
Filter
IPD Terminals
Grounded Center-tap
(optional)