The problem of the vacuum switch applied in mine;
真空开关在煤矿应用中存在的问题
Installation and operation of vacuum switch;
真空开关安装运行经验总结
Arcing in vacuum switches and design of its triggering Circuit;
真空开关电弧的产生及其触发电路的设计
Application on the vacuity tester of vacuum switches;
真空开关真空度测试仪的应用
This paper introduces the explosion reasons for the three ZN28-10 vacuum switches,And analysis the reasons for over voltage of switching capacitors.
本文介绍了三台型号为ZN28-10的真空开关,在不同时间发生爆炸事故,并分析了电容器组,在投切过程中产生过电压的原因。
The vacuity of the arc-extinguish chamber of a vacuum circuit breaker is an important technical index to insure its dielectric insulation and arc extinguishing characteristics.
真空断路器灭弧室的真空度是保证真空开关绝缘性能和灭弧性能的重要技术指标,真空开关的真空度测试已经成为真空开关周期性检查和预防性试验的重要内容之一,本文介绍了几种真空度的现场检测方法,通过对真空断路器的灭弧室真空度降低原因的分析,说明了真空度测试仪的试验原理,并提出了利用真空度测试仪对真空开关进行真空度测试的一些问题和注意事项。
On the basics of research works of vacuum circuit breaker(VCB) overvoltage done by authors and predecessors,the overvoltage generation mechanism and limitation measures of VCB interrupting various kinds of electric loads (power distribution loads,parallel compensation reactor,and capacitor,high-voltage motor)are systematically described.
结合作者多年从事真空开关过电压的研究经验和前人的研究成果 ,较系统地阐述了真空开关在操作各类负载 (配电网负载、并联补偿电抗器、并联补偿电容器、高压电动机 )时 ,过电压产生的机理及其限制措施。
pressure actuated alarm switch
压力驱动的报警开关
Acquisition of the power-off, phase missing Digital Variables : it is contained in the information acquisition of fuse alarm Digital Variables.
断相、错序开关量信息的采集：含在熔丝报警开关量信息的采集中。
pressure-operated switch waterflow alarm
压力动作开关水流报警器
This new method has special reference to the switchtype alarm system.
在开关型报警处理中有借鉴意义。
Switch to choose reading lamp, flash alarm or turn off.
推动开关可选择开启闪灯报警或书灯、关闭电源。
Automatic shows error, safety shield; safety switch.
自动显示故障报警，安全防护门，安全开关。
Environmental Monitoring and Auto Alarm System of SF_6 Gas Switch House
SF_6气体开关室环境监测及自动报警系统
set(off)an alarm
开动警报器，拨闹钟
In computer security a manually operated switch or device that activates an alarm.
计算机安全学中，指手工操纵的能发生警报的开关或设备。
"Tip third float (and stop float), both pumps on (alarm on simplex)."
三级尖端浮子(和关闭浮子),两台泵都处于开启状态(简易型上的警报)。
He pressed the red alarm signal to see if it was on or off.
他按了一下红色报警信号钮，检查一下它是开着的还是关着的。
Application of High-low Voltage Switch Power-off Analog Annunciator
高低压开关掉电模拟报警装置在矿井地面变电所中的应用
fire detection system test switch
火警探测系统试验开关
engine high temperature alarm switch
发动机高温告警开关
What was running through my mind was whether I should turn on my lights, and siren,
“我脑中所想的是：我是否应该开警灯和警报器，
Let go of my hand, or I'll call the police.
放开我得的手，否则我要报警了。
Look, wise guy. Leave or I'll call the cops.
喂，放聪明点儿，走开！不然我要报警了。
At first she decided to go to the police,
一开始拉姆齐太太打算报告警察，