In fact you only need to buy a 500W power supply rated power to meet the needs completely.
实际上你只需购买一款额定功率500W的电源就完全可以满足需求。
Overload protec t:When the working current of the motor exceeds its rated current 1.2-5 times the delay-action time of the protector is 14S-0.3S. it has excellent renersetime limit function Phase failure protect:When any one of the three phases is failed, T≤2SBlock protect:WHen the working current reaches to 8times even more of the machine current T≤0.3S Three phase current unbal ance protect:Any tow phasecurrent of the three Phase are wead T≤10S Under-voltage protect:The working power supply range35-70％., the rated working power upply T≤10S
过载保护：当电动机电流大于额定电流值的1.2-5倍时保护器的延时动作时间14S-0.3S，具有良好的反时限特性。断相保护：当三相电源任一相电源断相或断线T≤2S。堵转保护：当工作电流达到整机电流8倍以上时T≤0.3S。三相电流不平衡保护：三相中任二相电流差T≤10S。欠压保护：动作电源范围35-70％。，额定工作电源T≤10S。
The power supply efficiency shall be greater than 85% under rated input voltage.
在额定输入电压，最大负载和额定负载条件下，电源的效率大于85%。
Besides, it is used for power generating and power supply system of three-phase AC frequency 50(60)Hz, rated operational voltage 380V(400、660) and rated current 4, 000A and below in locations requiring high automation and coupling with computer, such as large-scale power plant
在大型发电厂、石化系统等自动化程度高，要求与计算机接口的场所，作为三相交流频率为50(60)Hz、额定工作电压为380V(400、660)，额定电流为4000A及以下的发、供电系统中的配电、电动机集中控制、无功功率补偿使用的低压成套配电装置。
Made in EnglandBrio3The third generation of BriotheBrio3now boasts a modified power supply and up-rated power transformer.
通过在全新的输出极中采用发烧级的三肯150瓦的达林顿功率晶体管，并使用了EVOX薄膜电容器的改良型前放大级，君子置放大级，君子提高了产品的技术性能。
When supply voltage with harmonic voltage is not rated and load current contains harmonic and reactive current, input current is controlled by sine wave, input power factor is 1 and load voltage is controlled as rated sinusoidal.
在电源电压不是额定值且含有谐波电压、负载有谐波电流和无功电流的情况下，电源输入电流被控制为正弦波、功率因数为1，负载电压被控制为额定值正弦波。
The test voltage for a luminaire that employs ampere-rated automotive type lamps shall be adjusted to the rated input voltage of the power supply.
对于采用汽车额定电流型灯泡的灯具的测试电压应调至供电器的额定输入电压。
As a result of frequent normal and reverse transfers, the power supply system is under a constant high load capacity status, which exceeds its rated capacity.
同时电机频繁正反转对电机本身也产生巨大冲击，容易造成铸铁电机罩壳破碎。
Rs-9700 series thermal protector consists of dish shape high sensitive bimetallic elemeng, movable contact-head, static contact-piece, soleplate, outer case, ghermal resistant lead and so on. when operation, the bimetallic element is in free state and movable contact-head and static contace-piece are closed and the circuit is on. when the electric appliance is in operation is in operation and produces heat caused by some troubles and temperature is raised to the rated action temperature of the product, the bimetallic element produces inner stuess and acts quickly and pushes the movable contact-head and make the vontact point off and the power supply is rurned off the electric appliance stop. in this way the thermal protection is made. when the temperature of electric appliance to be protected is dropped to the rated reset temperature. the bimetallic element restores to its primary state and contact point is closed. the electric appliance restores its work. the product has many advantages such as small in resistor, puick in temperature feeling, fast in action. safe and reliable. compact and so on.
rs-9700系列热保护器是由碟形高灵敏双金属元件、动触头、静触片、固定底座、外壳、耐温导线等组成。工作时双金属元件处于自由状态，动触头与静触片闭合，电路导通。当使用电器因故障发热而使温度上升至热保护器的动作温度时，双金属元件受热产生内应力而迅速动作，推开动触头离开静触片而断开电路，从而切断故障电器电源起到保护电器作用。当被保护电器温度下降到热保护器的额定复位温度值时，双金属元件恢复到初始状态触点闭合，电器恢复正常工作。该产品具有电阻小、感温快、动作迅速、安全可靠、体积小等优点。
The rating of a synchronous condenser is the magnitude of reactive power that the unit can supply continuously at rated voltage.
同步调相机的额定容量是调相机在额定电压下能连续提供的无功功率量。
The switch is installed on the tank well of compounded transformer, the transformer oil is used for its insulating and are eliminated material. It is suitable for three phase power supply circuit with rated frequency 50Hz, rated voltage 10kV、35kV, rated current 315 A and 630A. In the radial feed or loop feed supply system, it is used as controlling and protective device in the industry civil used electric energy.
开关安装在组合变压器的箱壁上，以变压器油为绝缘和灭弧介质，适用于频率50Hz，额定电压10kV、35kV，额定电流315A、630A三相供电线路，在终端供电或环网供电系统中，作为工业、民用电能的控制和保护装置。
When the electric appliance is in operation is in operation and produces heat caused by some troubles and temperature is raised to the rated action temperature of the product, the bimetallic element produces inner stuess and acts quickly and pushes the movable contact-head and make the vontact point off and the power supply is rurned off the electric appliance stop. in this way the thermal protection is made.
当使用电器因故障发热而使温度上升至热保护器的动作温度时，双金属元件受热产生内应力而迅速动作，推开动触头离开静触片而断开电路，从而切断故障电器电源起到保护电器作用。
We therefore propose a rational look at the number of interfaces, in general, rated 300W and above only with PCIE power supply interface for the CPU power supply, it is best for the 20 +4 pin main power and auxiliary power supply with 4pin, if auxiliary 8pin better power supply interface.
因此建议大家理性看待接口多少，一般来说，额定300W 及以上电源才会带 PCIE 供电接口，至于 CPU 供电，最好为20+4pin 主供电并搭配4pin 辅助供电，如果有8pin 辅助供电接口更好。
AC Induction Motor Control Using the constant V/f Principle and a Natural PWM Algorithm (12 pages, revision A, updated 12/05) Induction motors can only run at their rated speed when they are connected to the main power supply. This is the reason why variable frequency drives are needed to vary the rotor speed of an induction motor.
使用V/F原理的交流电机控制和简单的PWM算法（12页，修订版A，更新时间：05年12月）交流电机在连接到电源时只能以其额定速度运转，所以要改变转速必须改变电源频率。
At last, we give a synthesis compensation technology to settle problems including DC-side voltage ripple, dead-time, as well as voltage drop on the switches and high-frequency burr.(5) In view of the lack of research on high-capacity APF`s engineering application in china, this paper studies the optimum design means of main parameters and some important realizing technologies. Firstly, we discusses the general design principle of PPFs, as well as some considerations on safety and reliability of injection branch, hence multi-objective genetic algorithm has been needed to design PPFs with excellent performances. Secondly, on consideration of the coupling transformer performing a role in electrical isolation and voltages as well as currents matching between APF and PPFs, so the parameters of coupling transformer to be decided are rated voltage, current, volume and turns. After choosing switching frequency, the design of output filter should take APF`s compensating properties, tracking reference signals and the safety of switches into consideration. In order to save time of developing and debugging, intelligent power module has been used as high-capacity inverter in the new injection type hybrid APF. Then, some design and using problems such as optical shutter, power supply of controller, heat sink, interface circuits for driver and the size selecting of DC-side capacitor have been analyzed in detail. System composition of the new injection type hybrid APF is also introduced. At present, the new injection type hybrid APF, which eliminating harmonics and compensating reactive power together, is in commission and operation.
针对实际工程项目中出现的问题，本文重点研究了直流侧电压波动的原因、所造成的负面影响以及保持直流侧电压稳定的实现方法；分析了死区对输出电压的影响，并提出了相关的解决方法；通过对输出电流方向的判断，提出了一种补偿算法用以消除因开关器件电压降所带来的不对称问题；从电流跟踪控制算法、采用基于随机脉冲位置的近似无死区SVPWM调制策略、安装优化设计得到的输出滤波器等方面入手以有效抑制开关谐波；并提出采用一种综合补偿技术，用以改善整个滤波系统的输入、输出性能。5、针对我国在有源滤波器的工程应用研究方面较为薄弱，尤其是大容量有源滤波装置的实际工程应用目前国内少有先例的现状，根据谐波治理项目的工程背景，本文研究了新型注入式混合有源滤波器各个组成部分的优化设计问题：讨论了无源滤波器优化设计所应遵循一般性原则，以及注入支路设计时所应遵循的安全性、可靠性原则，并提出应当运用多目标遗传算法才能获得综合性能较优的无源滤波器；考虑到耦合变压器所起到的电压隔离和均衡原副边电压、电流的作用，因此在设计时应着重考虑变压器的容量大小、变比和联接组问题；在采用输出滤波器有效滤除因功率器件通断所带来的高频开关谐波的同时，还需考虑输出滤波器对有源滤波器补偿性能的影响，并满足电流跟踪要求、确保由电网电压闪变所造成的反相整流现象不会导致功率器件的损坏；为了节省开发和调试周期，新型注入式混合有源滤波器中的大功率逆变器采用的是智能功率模块，但在实际应用时还应注意光隔、控制电源、散热器和驱动接口电路的设计、使用问题，以及直流侧电容的选取；新型注入式混合有源滤波器的系统构成也予以了介绍。
This paper presents the function and component of the emergency power supply system for China Advanced Research Reactor (CARR), 1 E class battery set, determination of THE rated power of UPS, aging test and seismic test of 1 E class switchboard.
介绍了中国先进研究堆（CARR）应急供电系统的功能、组成，包括1E级蓄电池组、不间断电源（UPS）的容量确定、1E级开关柜的老化试验和抗震试验。
Since the PWM rectifier for the reciprocal power-fed test rig provides only the dissipation power of the system, its rated power capacity is decreased greatly. Thus the medium low-power three-phase bridge-type 4-quadrant converter is able to supply the medium high-power test rig.
应用于互馈试验平台中，该整流器只需提供系统的损耗功率，大大降低了整流器容量，使得采用中小功率的三相桥式四象限变流器即可完成对中大功率的试验平台供电。
For accelerated stress testing, the load resistance may be selected to draw a level of current higher than the rated current of the power supply.
对加速性应力试验，所选的负载电阻要能够吸收比电源额定值较高的电流。
But the set up time reduction slowed observably, as the power supply voltage was increased to about 3 times as large as the servo amplifier output voltage corresponding to rated current.
随着电源电压的增大，控制电流建立时间减小，当电源电压达到伺服放大器额定控制电流所对应的输出电压的3～4倍以上时，电源电压对提高伺服放大器动态性能的作用明显减弱。
If the efficiency of servo amplifier is considered, it is practicable that the power supply voltage is about 3 times as large as the servo amplifier output voltage corresponding to rated current.
若考虑伺服放大器效率及电源功率等因素，伺服放大器电源电压应取额定输出电流所对应的伺服放大器输出电压的3倍左右为宜。