leakage protection device

The setup and use of distribution board and power leakage protection device in construction

谈施工工地配电箱与漏电保护器的设置与使用

The misoperation reason and preventive measures of power leakage protection device

漏电保护器的误动作原因及预防措施

The application of power leakage protection device in various ground protection system

漏电保护装置在不同接地保护系统中的应用

Design of mine electric leakage protection device with zero power direction principle

基于零序功率方向原理的矿井漏电保护装置设计

Design on Mine Selective Leakage Protection Device Based on DSP

基于DSP的井下选择性漏电保护装置设计

Development of the selective leakage protection device based on time sequencing phase comparison

一种基于时序比相方法的选择性漏电保护装置的研制

Study on High Voltage Leakage Protection Device for Mine Microprocessor Selected Power Line

矿用微机选线高压漏电保护装置的研究

The place of the remote test should approach the leakage protection device .

远方漏电试验的地点应尽量靠近检漏保护装置。

Research on New Mode Mine Power Leakage Protection Device of DC Trolley Line

新型煤矿直流架线漏电保护装置研究

New electric leakage protection device of electric coal drill

一种新型的煤电钻漏电保护装置

A New Mine Selective Earth Leakage Protection Device of low-voltage Distribution Networks

新型矿井低压电网选择性漏电保护装置研究

The earth leakage protection device is the necessary device for coal preparation factory .

漏电保护器是选煤厂用电的必要装置。

Design for Selective Electricity Leakage Protection Device

选择性漏电保护装置设计

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。

The conception , function , working principle and types of power leakage protection device are introduced . In addition , the application of the power leakage protection device in three kinds of ground protection system is analyzed as well as the application significance .

介绍了漏电保护装置的概念、功能、工作原理及型式，分析了漏电保护装置在三种接地保护系统中的应用，提出了在不同接地保护系统中使用漏电保护装置的重要性。

Introduces the application of current and voltage components of frame leakage protection device in DC traction power supply system , analyzes and discusses the influence of rail potential limiting device and current drainage cabinet to the frame leakage protection and their coordination .

介绍了框架泄漏保护装置的电流元件、电压元件在直流牵引供电系统中的应用，并就钢轨电位限制装置、排流柜对框架泄漏保护的影响及其配合进行分析和讨论。

Combined with the case of fire the reasons of electric fire caused by earthing fault are analyzed and discussed from fault current , fault voltage and other aspects . Author points out that proper selection and scientific installation of power leakage protection device can prevent electric fire .

结合火灾案例，分析了接地故障引起火灾的原因，从接地故障电源引起火灾、故障电压引起火灾等方面进行了论述，指出合理选用、科学设置漏电保护器可防止火灾的发生。

In this article the reasons of the fire caused by earthing fault in electrical design are discussed ; at the same time from setting power leakage protection device , equal potential connection and other aspects corresponding countermeasures are proposed in order to make electrical design more reliable and safer .

探讨了电气设计中接地故障引起火灾的原因，从安装漏电保护器和实施总等电位联结等方面，提出应采取的防范措施，以使电气设计更安全、更可靠。

Carry on fault location , calculate the transition resistor and distributed capacitance which are used to insulation monitoring and auto-tuning of the arc suppression coil , using injected signal which is controlled to inject by the selective earth leakage protection device when single phase to earth fault occurs .

利用故障时漏电保护装置注入系统中的异频信号进行故障测距以及线路分布电容和绝缘电阻的测算，用于绝缘监察以及消弧线圈补偿度计算。

In view of current situation of leakage protection and the protection device for short circuit in coal mine , the necessity for adopting the safety technique of speedy interruption is discussed .

论述了煤矿井下漏电保护和短路保护装置的现状和实施快速断电安全技术的必要性；