This paper describes how to use an earth leakage protection device correctly, points out that people have wrong knowledge for it.
本文叙述了如何正确使用漏电保护器，指出人们对其产生的某些错误认识。
Distribution parameter theory is applied to study earth leakage protection of DC trolley network and a mathematic model of trolley network is established.
应用分布参数理论，研究直流架线电网漏电保护问题，建立了架线电网的数学模型。
The operating value of earth leakage protection can be changed with the mains voltage, but the operating value of cables insulation resistance is held the line.
该设计可以根据电网电压的波动调整动作值，从而保证电缆绝缘电阻的动作值不变；
Analyzed the limitation of protective earth and necessity of leakage protection for electric power plant.
进行了电站保护接地的局限性和漏电保护的必要性分析。
It is the only way to solve above problems that the earth leakage circuit breaker of time lag action and the distribution protection are adopted in low voltage supply system.
在低压供电系统内采用延时动作的漏电保护开关和分级保护技术，是解决上述问题的唯一途径。
The protection of earth leakage is one of the main protective measures of underground mine's low voltage.
漏电保护是井下低压保护的主要措施之一。
This paper describes the principle of th principle of the earth-leakage protection installation and its application to the d.
本文叙述了煤矿井下直流架线电网漏电保护的原理及应用。
This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.
本文的目的在于论述与安全有关的漏电保护的两个参数——动作电阻值和动作时间。
This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.
本文的目的在于论述与安全有关的漏电保护的两个参数——动作电阻值和动作时间。
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