• 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,指出人们其产生的某些错误认识

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  • 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数学模型

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  • 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.

    设计可以根据电网电压波动调整动作从而保证电缆绝缘电阻动作值不变;

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  • Analyzed the limitation of protective earth and necessity of leakage protection for electric power plant.

    进行电站保护接地局限性漏电保护必要性分析。

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  • 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.

    低压供电系统采用延时动作漏电保护开关分级保护技术,解决上述问题唯一途径

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  • The protection of earth leakage is one of the main protective measures of underground mine's low voltage.

    漏电保护井下低压保护主要措施之一

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  • 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原理应用。

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  • This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.

    本文目的在于论述与安全有关漏电保护两个参数——动作电阻值动作时间

    youdao

  • This paper is to demonstrate two parameters of earth-leakage protection relevant to safety-value of operating resistance and operating time.

    本文目的在于论述与安全有关漏电保护两个参数——动作电阻值动作时间

    youdao

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