FC 300 Design Guide
How to Install
IP 21/IP 4 X/ TYPE 1 (NEMA 1) Enclosure Kit
The IP 2 1/IP 4X/ TYPE 1 (NEMA 1) enclosure kit
consists of a sheet metal part and a plastic part.
The sheet metal part serves as bonding plate for
conduits and is attached to th e bottom of the
heat sink. The plastic part serves as protection
from live parts on power plugs.
Mechanical dimensions Frame size
A2
Frame size
A3
Height A
14.8 in
(375 mm)
14.8 in
(375 mm)
Width B
3.54 in (90
mm)
5.12 in
(130 mm)
Bottom depth from
back plate to front
C
7.95 in
(202 mm)
7.95 in
(202 mm)
Top depth from
back plate to fron t
(w/o option)
D
8.15 in
(207 mm)
8.15 in
(207 mm)
Top depth from
back plate to fron t
(w/ option)
D
8.74 in
(222 mm)
8.74 in
(222 mm)
Mechanical dimensions of the IP 21/IP 4x/ TYPE
1(NEMA1)enclosurekit
1. Drill holes
in accordance with the m easure ments given.
2. You must provide screws suitable for the surface on which you want to mount
the FC 300. Retighten all four screws.
FC 300 IP20
allows side-by-side installation. Because of the need for cooling, there must be a
minimum of 4 in (100 mm) free air passage above and below the FC 300.
" Safety Re quirements of Mechanical Installation
Pay attention to the requirements that ap ply to integration and field mounting k it. Observe the
information in the list to avoid serious damag e or injury, especially w hen installing large units.
The adjustable frequency drive is cooled by means of air circulation.
To pro tect the unit from overheating, it must be ensured that the ambient temperature does
not rise above the maximum te mpe rature stated for the adjustable frequency drive and that the
24-hour average temperature is not exc eeded. Locate the maximum temperature and 24-hour
average in the paragraph Derating for Ambient Temperature.
86
MG.33.B3.22 - VLT is a registered Danfoss trademark
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