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AKD-20 AR / Entellisys AR Low-voltage Switchgear
Appendix F. Exhaust Plenum System Details
Exhaust Plenum Extension
The exhaust plenum extension is an optional item that can be used to extend the exhaust plenum above the switchgear further
in the equipment room (Figure F.18). The exhaust plenum extension is provided in 36 inch lengths.
Figure F.18 Exhaust plenum extension details
NOTICE: Use of optional flange clips (Figure F.10) may be
used in lieu of the #12-24 x 7/8 inch hardware. Two flange
clips may be installed on each long exterior flange and one
flange clip may be installed on each short exterior flange.
Use of the optional flange clips will still require the
installation of the 3/8-16 x 1 inch carriage bolts at each
exterior flange corner.
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Courtesy of NationalSwitchgear.com
©2016 General Electric. All rights reserved.
DEH-41473
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