Power connections, Line/motor terminations, Power cabling installation requirements – Rockwell Automation 7000A PowerFlex Medium Voltage AC Drive - Air-Cooled (A Frame) User Manual
Page 63
Drive Installation
2-33
7000 “A” Frame
7000A-RM001A-EN-P – January 2011
Power Connections
The installer must ensure that interlocking with the upstream power
source has been installed and is functioning.
The installer is responsible for ensuring that power connections are
made to the equipment in accordance with local electrical codes.
The drive is supplied with provision for cable lugs. The power
terminals are identified as follows:
Line/Motor Terminations
•
Drives with Connection to remote transformers:
2U, 2V, 2W
•
Drives with integral transformers:
1U, 1V, 1W
•
Drives with integral line reactor and input starter: L1, L2, L3
•
Motor Connections:
U, V, W
•
Drives with integral line reactor, no input starter: 1U, 1V, 1W
Power Cabling Installation Requirements
To determine cable distance from top or bottom of input cabinet to
termination points, refer to Figures 2.24, 2.22 and 2.25.
The installer is responsible for ensuring that power connections are
made with appropriate torque. (Refer to Appendix B "Torque
Requirements" in back of manual.)
The drive is supplied with provision for grounding of cable shields
and stress cones near the power terminals.