Danfoss VLT AutomationDrive FC 300 Design Manual page 113

Mechanical Installation - F...
Illustration 6.4 Proper Mounting with Railings
A
Illustration 6.5 Mounting on a Non-solid Back Wall
Mounting frame sizes A4, A5, B1, B2, C1 and C2 on a non-
solid back wall, the frequency converter must be provided
with a back plate, "A", due to insufficient cooling air over
the heat sink.
Frame IP20 IP21
A1 * -
A2 * *
A3 * *
A4/A5 - -
B1 - *
B2 - *
B3 * -
B4 2 -
C1 - *
C2 - *
C3 2 -
C4 2 -
* = No screws to tighten
- = Does not exist
Table 6.4 Tightening torque for covers (Nm)
6.1.3 Field Mounting
For field mounting the IP 21/IP 4X top/TYPE 1 kits or IP
54/55 units are recommended.
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 AutomationDrive FC 300 Design Guide, 0.25-75 kW
A
IP66 Drive
Base
plate
Fibre
Washer
IP55 IP66
- -
- -
- -
2 2
2.2 2.2
2.2 2.2
- -
- -
2.2 2.2
2.2 2.2
- -
- -
®
MG33BE02 - VLT is a registered Danfoss trademark
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