In the paper, it is concluded that the stable and safe Sinusoidal ac Supply selecting UPS is supplied to network center and control center in the packaging industry.
分析表明，选用UPS能够对包装行业中的网络中心、控制中心提供稳定、安全的交流电源。
The AC UPS used before has been replaced by the DC module power supply nowadays.
将原来使用的交流UPS电源供电改为直流电源模块供电；
The AC Uninterrupted power Supply (UPS) is a kind of emergency power, but it is different from emergency diesel generator and DC batteries.
交流不间断电源(ups)是应急电源，但其不同于柴油机应急发电机组和蓄电池组。
Intelligent AC tester is the instrument that can test load capability and technology parameter of AC, diesel generator set, AC stable supply, inverter and high-power UPS.
智能交流电源检测仪是对市电、柴油发电机组、交流稳压电源、逆变器及大功率ups的带载能力和技术参数进行检测的仪器。
Because of the output of the UPS (or Inverter) is AC, its parallel operation is more difficult than DC supplies.
由于UPS(或逆变器)的输出是正弦交流电，它的并联运行比直流电源复杂的多。
Because of the output of the UPS (or Inverter) is AC, its parallel operation is more difficult than DC supplies.
由于UPS(或逆变器)的输出是正弦交流电，它的并联运行比直流电源复杂的多。
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