随着信息技术的不断发展和计算机应用的日益普及，高新技术设备对供电质量的要求越来越高，很多设备都要求电源能够持续提供恒频恒压、无崎变的纯正弦波交流电，不间断电源UPS就是用来给这些设备供电的。-With the continuous development of information technology and computer applications, the growing popularity of high-tech devices have become increasingly demanding quality of supply, many devices require power to continue to provide constant frequency constant pressure, no change of pure sine wave AC Kawasaki, UPS uninterruptible power supply is used to supply these devices.