GE AKD-20 AR Installation And Maintenance Manual page 82

AKD-20 AR / Entellisys AR Low-voltage Switchgear
Appendix F. Exhaust Plenum System Details
If one end of the exhaust plenum system is required to be
closed, an exhaust plenum end cap can be provided (Figure
F.5). The exhaust plenum end cap is attached to the exhaust
plenum transition adapter.
An exhaust plenum end portal is provided as an egress point
for the exhaust plenum system (Figure F.6).
An optional exhaust plenum extension (Figure F.7) may be
provided per the customer requirements. The exhaust
plenum extension is 36 inches in length and is provided with
four external flanges on each side.
An optional exhaust plenum 90 degree vertical elbow (Figure
F.8) may be provided per the customer requirements. The
exhaust plenum vertical elbow is provided with four external
flanges on each side and enables the exhaust plenum to be
directed in a vertical orientation.
An optional exhaust plenum 90 degree horizontal elbow
(Figure F.9) may be provided per the customer requirements.
The exhaust plenum horizontal elbow is provided with four
external flanges on each side and enables the exhaust
plenum to be directed in a horizontal orientation.
An optional exhaust plenum flange clip (Figure 7.10) may be
provided to attach the exterior flanges of the exhaust plenum
system. Two flange clips can be used on each of the long axis
and one flange clip can be used on each of the shorter axis of
the exterior flange.
Figure F.5 Exhaust plenum end cap
Figure F.6 Exhaust plenum end portal
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Courtesy of NationalSwitchgear.com
Figure F.7 Exhaust plenum extension
Figure F.8 Exhaust plenum vertical elbow
Figure F.9 Exhaust plenum horizontal elbow
Figure F.10 Exhaust plenum flange clip
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