3 Installation
3.3 Assembly
DA1 Variable Frequency Drives
08/18 MN04020005Z-EN
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When variable frequency drives with internal fans are installed vertically over
each other, an air baffle must be placed between the devices. Failure to do
so may expose the device on top to a thermal overload caused by the guided
air flow (device fan).
Figure 46: Deflector due to increased circulation caused by device fan
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