Allen-Bradley PowerFlex 755T Installation Instructions Manual page 108

Chapter 5 Power Wiring
108
PE Ground Connections
The clamp kits listed in this table can be used to secure round copper ground
conductors to 9.5 mm (0.37 in.) thick ground bus bars.
Kit Catalog Number Conductor Cross-sections
ISO (mm
SK-RM-GRNDCLMP-16 2.5...16
SK-RM-GRNDCLMP-50 16...50
SK-RM-GRNDCLMP-75 35...75
SK-RM-GRNDCLMP-185 70...185
The final assembly Safety Ground-PE must be connected to system ground.
Ground impedance must conform to the requirements of national and local
industrial safety regulations and/or electrical codes. Periodically check the
integrity of all ground connections. For more information on grounding
requirements, see PowerFlex 755TM IP00/Open Type Kits Installation
Instructions, publication 750-IN101, and Wiring and Grounding Guidelines
for Pulse Width Modulated (PWM) AC Drives, publication DRIVES-IN001.
Rockwell Automation Publication 750-IN100B-EN-P - July 2017
2
) AWG/MCM Tightening Torque N•m (lb•in)
14...6 AWG 3 (27)
6...0 AWG 8 (71)
2...00 AWG 12 (106)
00 AWG ...350 MCM 15 (133)