Tyan [high-voltage inverter model specifications, the quality of high-voltage inverter performance, Shandong Lee crown Electronic Technology Co., Ltd., Tel: Zhang Jianhua 15,953,810,777 
 The inverter is the use of power semiconductor devices off frequency power conversion power control device to another frequency. With the rapid development of modern power electronics and microelectronics technology, high-voltage high-power frequency control devices continue to mature, the original has been difficult to solve the high-pressure devices in series or series units in recent years has been a good solution. 

 High-voltage high-power frequency control devices are widely used in large mineral water application plant, petrochemical, municipal water supply, metallurgy, steel, electric power and energy industry, all kinds of fans, pumps, compressors, rolling mills, etc..