Provide 250% of the rated electric current during low frequency operation and acceleration, which meets the requirements of diaphragm pump operation;

With excellent speed control accuracy, the control accuracy is 0.2%, and accurate speed control is achieved;

It has the advantage of fast torque response, and when the load fluctuates, the current fluctuation is small;

Good EMC electromagnetic compatibility, adapt to various complex environments;

It has good overload capacity and environmental adaptability, and has high operational reliability; 

It has strong environmental adaptability, and the completely independent air duct design can greatly improve the resistance to harsh environments such as oil pollution, dust and damp heat.