5.1.2 Mechanical Mounting
All Open Chassis, Nema 12, and Nema 4 drives can be mounted side-by-side..
If the IP21/Nema 1 field installed option kits are installed, there must be a clearance of a minimum of 50mm or 2 inches between drives.
For optimal cooling conditions allow a free air passage above and below the frequency converter. See table below.
Air passage for different Unit Sizes
Unit
Size:
12 13 15 21 22 23 24 31 32 33 34
a (mm): 100 100 100 100 200 100 200 200 225 200 225
b (mm): 100 100 100 100 200 100 200 200 225 200 225
Table 5.1:
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.
IP55 Drive
130BA392.11
Table 5.2: Mounting Unit Sizes 15, 21, 22, 31 and32 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.
5.1.3 Field Mounting
For field mounting the optional field installed IP21/Nema 1 kits or Nema 12 drive types are recommended.
AF-650 GP Design Guide
92
5
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