The reason why fast door control panel has some problems

The reason why fast door control panel has some problems

1, we should judge the power supply voltage of the frequency converter. If the abnormal sound of the 220V control box may be the rubbing of the cooling fan and other parts, it can be carefully adjusted. The abnormal sound of the 380V control box is a normal phenomenon and can be ignored. 2, choose best quality manufacturers, the product itself that some manufacturers produce material quality is not pass the standard, this problem can appear after long-term use. At this time, we should pay attention to our choices. 

3, artificial damage, sometimes the operator to improper operation in the process of operation will also lead to the emergence of this problem, general fast door manufacturers have maintenance and repair.

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