有一些阻抗负载的实例，他们是电磁交流继电器。
Examples of impedance load are electromagnetic ac relays. electromagnetic pick up and lift equipments.
在交流电路中常采用空气阻尼型时间继电器，它是利用空气通过小孔节流的原理来获得延时动作的。
Often in ac circuit by air damping model time relay, it is to use the principle of air through orifices throttling to obtain delay action.
其中电器类产品有液晶显示计时计数器、平层感应器、断相错相三相交流保护继电器等等。
Electrical products which have LCD time counter, Layer sensor, Three-phase AC fault protection relay and so on.
对一种用光耦合继电器控制的交流调压器进行了介绍和分析，给出了该调压器的特点。
This paper introduces a new AC voltage adjustment device controlling by optocoupler relay and gives detailed analysis of it's circuit.
控制柜主要包括步进电机、自耦调压器、交流接触器、继电器以及微型互感器等。
The controller case includes stepping motor, self-coupling voltage regulator, alternating-current contactor, relay and micro-transformer.
介绍了用于电压继电器动作特性测试的可程控交流电源。
A programmable power supply which tests action characteristic of voltage relay is presented.
利用数字显示时间继电器、交流接触器、断路器以及电阻性负载设计了一个简易的触头材料实验电路。
The simple experimental circuit contact material is designed using time relays with digital display, contactors, switchgear and resistive load.
分析了箱式电阻炉电气系统的工作原理及其局限性，介绍了采用交流固态继电器对电气系统进行改造的原理和实践。
This paper analyzed the working principle and limitation of electrical system of box resistor-stove. And introduced the principle and practice to remake this system with ac SSR.
风洞中交流电机调速器、直流电机调速器及继电器等动力设备运行时将产生强干扰。
When the power machines of wind-tunnel work such as alternating-current machine governor and direct-current machine governor and relay, they will bring about strong interference.
早期在交流电路中常采用空气阻尼型时间继电器，它是利用空气通过小孔节流的原理来获得延时动作的。
Early in the circuit often USES air damping model time relay, it is to use the principle of air through orifices throttling to obtain delay action.
内装交流接触器，热继电器，自复位万能转换开关等。
Built-in ac contactor, thermal relay and universal self-reset converting switch.
琥珀HCE -继电器。继电器广泛的应用。1表C线圈电压240伏交流电。有线发光二极管，插件。标准型。
Amber HCE-relay. Miniature relay for wide applications. 1 form C. Coil voltage 240 V AC. Light emitting diode wired, plug-in. Standard type.
本文研究交流单相异步电动机作为继电器负载时，继电器闭合与分断时电压与电流的试验条件。
This paper researches the testing requirement of voltage and current when relay closed or opened if the relay loaded AC single phase separate step motor.
此类继电器能够增加系统安全性，并对三相交流接地电阻或接地配电系统进行可靠的低级接地故障检测。
They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.
该保护电路与传统的保护电路相比，不仅无需考虑交流接触器的热稳定性，还省去了热继电器、交流接触器等保护装置的耗能。
Comparing this protective circuit with conventional protective circuit, it has advantages of independent from thermal stability of ac contactor, save energy consumption of the...
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
本发明涉及一种用交流电的电子音乐门铃，由普通电子门铃加整流电源、继电器及功率放大器构成。本发明不再需要电池供电。
This AC electronic music door bell is composed of general electronic door bell, rectified power supply, relay and power amplifier and does not need battery to power it.
本发明涉及一种用交流电的电子音乐门铃，由普通电子门铃加整流电源、继电器及功率放大器构成。本发明不再需要电池供电。
This AC electronic music door bell is composed of general electronic door bell, rectified power supply, relay and power amplifier and does not need battery to power it.
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