Danfoss VLT Automation Drive FC 300 Operating Instructions Manual page 38

3. How to Install
3
Illustration 3.37: Top duct assembly
Illustration 3.38: Top duct work and enclosure top
installed
Temporarily install the top duct section as
shown above. Use the top duct cover piece to
mark the enclosure top for the opening.
Alternatively the mounting template (supplied
drawing) can be used to make the enclosure
cutout.
Illustration 3.41: Gasket folds over the edge to
form seal between the duct and top vented cover
38
Illustration 3.39: The top duct work partially as-
sembled with frequency converter bracket
Illustration 3.40: Rittal enclosure top with cutout
Standard Rittal enclosures top is cut. Gasket is not
used on the cutout. Gasket is part of duct work.
Illustration 3.42: Top duct installed
MG.33.U1.02 - VLT ® is a registered Danfoss trademark
®
VLT Automation Drive FC 300
Operating Instructions High Power