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6.1.2 Mechanical Mounting
All Frame Sizes allow side-by-side installation except when
a
IP21/IP4X/ TYPE 1 Enclosure Kit
is used (see the
Options
and Accessories
section of the Design Guide).
If the IP 21 Enclosure kit is used on frame size A1, A2 or
A3, there must be a clearance between the drives of min.
50 mm.
For optimal cooling conditions allow a free air passage
above and below the frequency converter. See table
below.
a
b
130BA419.10
Air passage for different
frame sizes
Frame
size:
a
(mm):
b
(mm):
A1*/A2/
A3/A4/
A5/B1
100
100
B2/B3/B4/
C1/C3
200
200
C2/C4
225
225
* FC 301 only
1.
Drill holes in accordance with the measurements
given.
2.
You must provide screws suitable for the surface
on which you want to mount the frequency
converter. Retighten all four screws.
130BA219.10
A
130BA228.10
A
130BA392.10
IP66 Drive
Base
plate
Fibre
Washer
A
Mounting frame sizes A4, A5, B1, B2, C1, and C2 on a non-
solid back wall, the drive must be provided with a back
plate, “A”, due to insufficient cooling air over the heat sink.
Frame
Tightening torque for covers (Nm)
IP20
IP21
IP55
IP66
A1
*
-
-
-
A2
*
*
-
-
A3
*
*
-
-
A4/A5
-
-
2
2
B1
-
*
2,2
2,2
B2
-
*
2,2
2,2
B3
*
-
-
-
B4
2
-
-
-
C1
-
*
2,2
2,2
C2
-
*
2,2
2,2
C3
2
-
-
-
C4
2
-
-
-
* = No screws to tighten
- = Does not exist
6.1.3 Field Mounting
For field mounting the IP 21/IP 4X top/TYPE 1 kits or IP
54/55 units are recommended.
Mechanical Installation - F...
FC 300 Design Guide
120
MG.33.BD.02 - VLT
®
is a registered Danfoss trademark
6
6
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