Install the back panel in the enclosure, see il-
lustration below. Use Rittal PS4593.000 brack-
ets (minimum one per side at the middle of
the adjustable frequency drive) with the ap-
propriate support strip for additional support
of the back panel. For the D4 and E2 frame,
use two supports per side. If additional com-
ponents are mounted on the same back panel,
consult the Rittal manual for additional sup-
port requirements.
3.36: Adjustable frequency drive installed in cab-
inet
3.5.2. Installation of Rittal Enclosures, cont.
The top ductwork cover is composed of the
following pieces as shown below. From left to
right: 1. top duct closing plate, 2. adjustable
frequency drive bracket, 3. duct, 4. duct ven-
ted-top cover.
3.37: Top duct assembly
3.38: Top duct work and enclosure top installed
3.39: The top duct work partially assembled with
adjustable frequency drive bracket
3. How to Install
VLT
®
HVAC DRIVE High Power
Instruction Manual
40
MG.11.F1.22 - VLT
®
is a registered Danfoss trademark.
3
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