How to prevent dc motor controller was burned down

Dc motor controller in use process, due to operational problems, lead to the production of all kinds of fault, which burned is relatively rare, can occur when the machine will be scrapped, the serious influence our use. So in use at ordinary times should pay attention to take certain precautions, below small make up to introduce to you. 1. Need to replace a lubricating oil regularly, if found to have leakage phenomenon, should check the sealing parts, and replace has worn oil seal. 2. To avoid overload operation of the motor controller, guaranteeing the normal work of the motor controller and ventilation cooling, not long time to get the overheated overload operation of the motor controller. 3. In the process of production according to the nature of the material to be delivered to properly cleaned, so as to ensure the neatness of machine parts. 4. Regular inspection on all parts, look to whether normal operation. Above introduction is a method to prevent dc motor controller was burned down, I hope it can help you.