Rockwell Automation Publication 1512A-UM101B-EN-P - December 2021
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Appendix B ArcShield Plenum Installation Instructions
General Plenum Layout for
ArcShield Line-up
An example of a general Plenum assembly configuration is shown in
Plenums of different widths are mounted directly over the MV enclosures of
the corresponding width. A 0.9 m (36 in.) Exhaust extension assembly is shown
mounted on the extreme right side Plenum of the equipment “Line-up” (can
alternatively exhaust to the left). Engineered systems can be made site specific.
Figure 65 - ArcShield Line-up (Shown with Arc Plenum Installed)
Plenum exhaust can be on the left or right-hand end of the lineup. Pictures and
figures in this procedure are shown for a right hand exhaust exit direction.
Also shown is an optional vertical (top) direction exhaust extension (see
).
Sealed End
36 in. Exhaust
Extension
Exhaust End
IMPORTANT
Plenum components not directly mounted to the tops of the MV
enclosures, must have additional mounting support. This includes
the Extension components and 90° Elbow Sections (refer to
7 – Additional Mounting Support on page 88
).
