Rockwell Automation FlexPak 3000 DC Drive Version 4.3 - Manual (Page 24)

2-10 FlexPak 3000 DC Drive Hardware Reference Version 4.3
Step 4. Connect a suitable equipment grounding conductor to the motor frame, the
transformer enclosure if used, and the drive enclosure. Run this conductor
unbroken to the grounding electrode.
Step 5. Connect the GND (green/ground) wire brought in with the incoming AC
power line to the drive ground point.
Step 6. Tighten chassis ground connections per table 2.1.
Table 2.1 – Chassis Ground Torgue Requirements
Hardware Size Tightening Torque
M5 18 lb/in (2 Nm)
M6 33 lb/in (3.7 Nm)
M8 100 lb/in (11.3 Nm)
M10 200 lb/in (23 Nm)
Lug with 14-10 AWG 35 lb/in (4 Nm)
Lug with 8 AWG 40 lb/in (4.5 Nm)
Lug with 6-4 AWG 45 lb/in (5.1 Nm)