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Surge Arrester for AC power supply systems. 应用于交流电源系统的防雷保护；
Some special principles have to be abided by when designing safety-classified AC power supply system. 安全级交流配电系统的设计过程中需采用一些特殊的设计原则。
The I&C power supply system should provide an independent, division oriented, continuous, reliable, regulated, single-phase AC power supply from the NPP auxiliaries power supply system. 仪表与控制系统的电源系统应与NPP辅助设备的电源系统互相独立，并且为分段型、连续、可靠、可调的单相交流电源。
auxiliary AC power supply system 交流所用电
For three-phase AC power supply systems and locomotive converter complex and electric locomotives gradually tend to adopt a one-way AC power frequency. 因三相交流供电系统和机车变流装置复杂，电力机车逐渐趋向采用工频单向交流电。
The redundant control technique for parallel inverters is crucial to the improvement of reliability of ac power supply systems. 逆变器的冗余并联控制技术是实现交流供电系统高可靠性的关键。
Design and realization of aviation AC power supply system test signal generator 航空交流供电系统测试信号源的设计与实现
cage motors of 75KW and below by means of stardelta swtiching in AC power supply system of 500V and below, 50-60Hz. 该产品用于交流50或60赫兹，电压到500伏，容量至75千瓦的三相鼠笼型感应电动机，做星三角换接起动及停止用。
It is designed for desk-top usage and has a front loading system and a built-in AC power supply. 它是为在桌面使用而设计的并且使用前面装载系统和一内置ac电源.
Power Supply System to Far end D. 接入网远端设备供电方式的探讨。
Zizi the occasional sound: AC power supply line crosstalk. 偶尔的滋滋声：交流供电线路的串扰。
This might indicate a weak or charging battery, a transition between AC power and battery, or another change in the status of the system power supply. 这可能指示电池电力不足或正在充电、电源正由交流电转换为电池或相反,或系统电源状态的其他更改。
The basic components of an induction heating system are an AC power supply, induction coil, and work piece (material to be heated). 一个感应加热系统的基本构成是一个交流电源，感应线圈和工件(加热材料)。
Do not staple or otherwise attach the ac power supply cord to building surface. 不要把交流电源线固定或附于建筑物的表面。
Have the emergency power supply system and lighting facility; k. 有应急供电系统和应急照明设施;
A rectifier device can commutate the input voltage of the AC power supply. 整流装置对交流电源的输入电压进行整流。
In this paper, an aeronautic test AC power supply based on DSP is proposed. 摘要介绍了一种基于DSP的航空测试交流电源。
Most DAQ are supplied by 220V AC power,and others that require high real time are supplied by power system which is made up of main powerAC power and mothball powerstorage battery. The twopower supply system avoids the data lost while AC power is off. 目前大多数据采集系统采用220V交流电源供电,而在实时性要求高的场合则采用交流电源作为主电源并且蓄电池作为备用电源的双电源系统进行供电,以防止由于交流电源的突然断开而造成数据采集系统的数据丢失。
Scope of application: The power supply system, widely used in areas without electricity, frequent power outages, voltage instability region and connecting AC inconvenient places. 应用范围:本供电系统,广泛应用于无电地区、经常停电地区、电压不稳地区和不方便连接交流电的地方。
The electronic equipment is widely applied to aircraft electric power system, so power quality problems in AC main power supply system cause more and more attention. 在飞机电气系统中,随着电力电子装置的广泛应用,交流供电系统的电能质量问题受到越来越多的关注。