Mechanical Mounting - Danfoss VLT AutomationDrive FC 300 Design Manual

Mechanical Installation - F...

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 9 Options and
Accessories).
Side-by-side mounting
IP20 A and B frames can be arranged side-by-side with no
clearance required between them, but the mounting order
is important. Illustration 6.1 shows how to mount the
frames correctly.
6 6
A2
Illustration 6.1 Correct Side-by-side Mounting
If the IP 21 Enclosure kit is used on frame size A1, 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 Table 6.3.
110
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
http://www.RSPSupply.com/p-21462-Danfoss-131B8966-VLT-Automation-VT-Drive-VFD-FC301-230V-5-HP.aspx
VLT
B3 B3
MG33BE02 - VLT
®
AutomationDrive FC 300 Design Guide, 0.25-75 kW
Illustration 6.2 Clearance
Frame size
a [mm]
b [mm]
Table 6.3 Air Passage for Different Frame Sizes
* FC 301 only
A2
1. Drill holes in accordance with the measurements
given.
2. Provide screws suitable for the surface for
mounting the frequency converter. Retighten all
four screws.
Illustration 6.3 Proper Mounting with Back Plate
®
is a registered Danfoss trademark
a
b
B2/B3/B4/C1/
A1*/A2/A3/A4/A5/B1
C3
100 200
100 200
A
C2/C4
225
225