Economy Vector Variable Frequency Converter is an energy-saving and efficient device widely used in industrial production. It can adjust the speed and torque of the motor by changing the frequency and voltage of the power supply, thereby achieving the purpose of energy saving and improving production efficiency. Economy Vector Frequency Converter has the characteristics of high efficiency, energy saving, stable operation, and easy maintenance. It can be widely used in various fields such as machine tools, cranes, conveyors, and pumps. At the same time, Economy Vector Frequency Converter also has rich protection functions, such as overcurrent, overvoltage, undervoltage, and overtemperature protection, which can effectively protect the motor and equipment.