Parts list – Rockwell Automation 2100 SPLICING HORIZONTAL GROUND BUSES User Manual
Page 2
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Publication 2100-IN044B-EN-P—January 2006
2 CENTERLINE® Motor Control Centers Splicing Horizontal Ground Buses
Figure 1 Front mounted NEMA Type 1, Type 1 with gasket and 12 horizontal ground
bus splice assembly
Parts List:
1” Bus: 1” ground bus link (1)
2” Bus: 1”ground bus link (2)
1” Bus: 1/4-20 X 3/4 hex head screw (2) (from structure - not in kit)
2” Bus: 1/4-20 X 3/4 hex head screw (4) (from structure - not in kit)
IMPORTANT: If splicing a series L or later section to an older series K or
newer section with a 1/4 X 2” ground bus in the top, follow these
instructions.
The ground bus in the series K section is mounted 1” lower than the
ground bus in the series L section. The side sheets in both sections have
three holes used to mount the ground bus in the top. For the series K
section, the bottom two holes are used and for the series L section, the top
two holes are used. This results in a 1” difference in height between the
ground bus in the sections. The user must stack the links, one on top of the
other, and use the center hole for mounting the splice links.
1"
2"
1
2
Use upper holes in vertical support channel
Joining Ground
Bus
Adjacent Vertical
Support Channels
Front of Motor Control
Center
1
2
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