Rockwell Automation 1512A MV Controllers - 800A One-High Cabinet - Manual (Page 90)

B-8 ArcShield Plenum Installation Instructions
1512A-UM102B-EN-P – June 2013
Plenum Placement on Structure
Once the Plenum has been lifted in place directly over the relief vent,
(Shown in Figure B.7) all ¼ -20 fasteners, removed in “Cabinet
Preparation” above, are replaced to attach the Plenum to the top of the
enclosure. Use hand tools only.
Use recommended
torque value for
¼-20 fasteners
Figure B.7 – Plenum Placement
NOTE: Use silicone caulking generously to fill any air gaps once the
Plenum has been securely mounted in place.