A repetition rate, or operating frequency, lower than that allowed by the switching times is often specified for a relay.
继电器往往会以开关时间规定一个重复率，或者说是工作频率，使用时需低于该值。
Many electronic test systems use relay switching to connect multiple devices to sources and measurement instruments.
许多电子测试系统采用继电器切换的方式将多个装置连接到源和测量仪器。
Adopted solid state relay (SSR) as the heater's switching component.
并采用固态继电器SSR作为加热器的开关元件。
The internal circuit is made of high-power relay switching which avoiding the phenomena often burned.
内电路全部采用大功率继电器转换，避免了经常烧毁开关现象。
The new type DC solid state relay is a kind of new contactless switching device, with the new type IGBT and power field effect tube as the core and composed completely by solid state electron devices.
新型直流固态继电器是一种以新型器件IGBT以及功率场效应管为核心的，全部由固态电子器件组成的新型无触点开关器件。
Optically triggered MOS gated solid state relay is a new switching device, which is composed of an MOS gated thyristor, a phototransistor, an enhanced mode MOSFET and a Zener diode.
光控MOS栅固态继电器是由MOS栅控晶闸管、开关三极管、光电耦合器、增强型MOSFET和齐纳二极管组成的新型开关器件。
Design the CAN bus address encoder, communication terminal digital display circuit, control relay circuit, LNK501 switching power supply chip circuitry.
设计了基于CAN总线的地址编码器，通信总站的数码显示电路，控制继电器电路，LNK501开关电源芯片电路。
The disjunction electric arc testing method for the switching electric appliance contact and the device thereof comprise relay electric arc testing and simulated electric arc testing.
本发明一种开关电器触头分断电弧试验方法及其装置，包括继电器电弧试验和模拟电弧试验。
With the relay can be; but if you need to speed, you can use the transistor, FET and other switching elements to achieve PWM (pulse width modulation) speed.
用继电器即可；但如果需要调速，可以使用三极管，场效应管等开关元件实现PWM（脉冲宽度调制）调速。
Most protection switches provide Auto, Manual or Remote relay switching between two or more channels.
大多数保护开关为自动，手动或多通道远程继电器开关。
This text introduces a relay solution of reliably switching high-voltage DC motor load for Hybrid Electric Vehicle.
介绍了一种能够可靠切换混合动力汽车高电压、直流电机负载的继电器解决方案。
This paper analyzes several existing problems on the switching power supply for the relay protection in the actual running.
研究了实际运行中的继电保护用开关电源存在的几种问题。
Shannon 's 1938 master's thesis, A Symbolic Analysis of Relay and Switching Circuits , used Boolean algebra to establish the theoretical basis of modern digital circuits.
香农写于1938年的硕士论文，“继电器与开关电路的符号分析”，应用布尔代数建立现代数字电路的理论基础。
By linking the DC relay contactor with power electronic device, the DC hybrid switch apparatus without switching arcing was designed and accomplished.
采用直流开关电器与电力电子器件相结合方式，设计并实现了能够实现无弧通断的直流混合开关电器。
The Model 24 snap acting relay is a highly accurate differential relay with snap-acting switching.
示范24换向阀是一个高度精确的管理差动继电器长效开关。
In this paper, the switching topology is introduced. Besides, the characteristic and the selection principle of relay are analysed.
本文介绍了开关系统设计中的拓扑技术，分析了各型继电器的特性以及继电器的选型原理。
Selectivity: The relay must not respond to abnormal, but harmless, system conditions such as switching transients or sudden changes in load.
选择性：继电器对诸如系统瞬间切换或负载突变之类的无害的异常情况不作反应。
This paper summarizes the relay twitter test in details, and explains the function of instantaneous switching instrument during this test.
详细分析了继电器抖动测试试验过程，以及在此试验过程中瞬时通断测量仪的作用。
In-built relay for switching off devices that consume standby current.
内置继电器关掉设备的待机电流消耗。
In-built relay for switching off devices that consume standby current.
内置继电器关掉设备的待机电流消耗。
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