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Delta VFD450VL43A-J

Delta VFD450VL43A-J
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7. Recommended Operations for Customers and Troubleshooting
7-7
7-3 Lint Issue
Lint contamination is a serious issue for applications in the textile industries. It is necessary to note the
following:
1: The lint often accumulates on the fans and other devices through the airflow. It may easily block the
air duct of the inverter, resulting in over heating.
2: The textile industry usually has high humidity, so lint may enhance the condensation of moisture so
that the components on the circuit board, leading to short-circuit and resulting in damage or blowing
up the machine.
Recommended measures: may install the inverter in a dedicated cabinet. Meanwhile, a regular
cleaning procedure should be performed to avoid lint accumulation in the inverter.

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