Chapter 15 Maintenance and TroubleshootingVFD-ED
15-5 Industrial Dust Problems
Serious industrial dust pollution frequently occurs in environments such as stone processing plants,
flour mills, cement plants, and so on. Please be aware of the possible damages that industrial dust
may cause to your drives.
1. Dust accumulating on electronic components may cause overheating problem and shorten the
service life of the drive.
2. Conductive dust may damage the circuit board and may even cause the drive to explode.
Solution:
Install the AC motor drive in a standard cabinet and cover the drive with a dust cover. Clean the
cabinet and ventilation holes regularly for good ventilation.
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