Rockwell Automation 1772-L8_LW_LWP_LX_LXP,D17726.5.8 User Manual - Manual (Page 58)

Installing Your
Programmable Controller
Chapter 4
4-19
Figure 4.10
Ground Bus Connections
10309-I
ground bus
ground lug
ground bus mounting
equipment grounding
conductors
grounding electrode conductor
to grounding electrode system
Figure 4.11
Details of Ground Connection at Enclosure Wall
10310-I
enclosure wall (inside)
ground lug
scrape paint on both sides
nut
star washer
equipment grounding
conductor
enclosure wall (outside)
star washer
bolt
Connect an equipment grounding conductor directly from each chassis to
an individual bolt on the ground bus (Figure 4.12). For those chassis with
a ground stud, use the ground stud for this connection. For those chassis
with no ground stud, use a mounting bolt.