5.1.4 Mechanical Mounting
All enclosure types allow side-by-side installation except
when a
IP21/IP4X/TYPE 1 Enclosure Kit
is used (see
chapter 3.1 Options and Accessories
Side-by-side mounting
IP20 A and B enclosures can be arranged side-by-side with
no clearance required between them, but the mounting
order is important.
shows how to mount the
frames correctly.
130BD389.11
A2
B3
B3
A2
Illustration 5.1 Correct Side-by-side Mounting
If the IP 21 Enclosure kit is used on enclosure type A2 or
A3, there must be a clearance between the frequency
converters of min. 50 mm.
For optimal cooling conditions, allow a free-air passage
above and below the frequency converter. See
a
b
130BA419.10
Illustration 5.2 Clearance
Enclosure type
A2/A3/A4/A5/B1
B2/B3/B4/C1
/C3
C2/C4
a [mm]
100
200
225
b [mm]
100
200
225
Table 5.4 Air Passage for Different Enclosure Types
1.
Drill holes in accordance with the measurements
given.
2.
Provide screws suitable for the surface for
mounting the frequency converter. Retighten all 4
screws.
130BA219.11
1
Illustration 5.3 Proper Mounting with Back Plate
Mechanical Installation
Design Guide
MG11BC02
Danfoss A/S © Rev. 06/2014 All rights reserved.
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