Dc motor controller in a long period of time after the use, may be rusty situation caused by the external environment influence, once appear, rusty spot is very important for everybody, and do a good job in the maintenance to prevent corrosion is more serious. Below small make up to say about the cause of motor controller rusty spot. 1. Technological process: in the process of production, due to the plating time is not enough, lead to motor controller coating rust spots. 2. Details: before electroplating, because they had no clear the dirt on the surface of the motor controller, lead to motor controller coating rust spots. 3. Environmental problems: because of the environment used in bad liquidity into the air, humidity or temperature difference is bigger, the motor controller coating rust spots. Above is the cause of rust spots dc motor controller, so when you use the motor controller products should be used in the correct way, and regularly carries on the maintenance work, prevent the occurrence of rusty spot, to ensure that the service life of equipment.
