surge protective devices

Analysis on Protection Effectiveness of Low-Voltage SPD;

低压电涌保护器的有效性分析

The Standby Protection of SPD in the Field of Low Voltage Power System;

低压配电系统电涌保护器的后备保护

Selection & Installation of SPD for Low-voltage Distribution System;

低压配电系统电涌保护器的选用及安装

Testing methods of surge protective devices for the project defending lightning;

用于防雷工程的电涌保护器的测试研究

The development trend of surge protective devices (overvoltage protector) used in low voltage power distribution system was analyzed in detail.

对低压配电系统电涌保护器(过电压保护器)的发展动向作了分析,并着重介绍其国际标准、产品发展动向和生产水平以及研究方向。

Modern lightning protection system in enterprises and selection of surge protective device;

工业企业的现代防雷体系及电涌保护器选择

We must follow the guide while selecting,installing and maintaining a surge protective device.

防雷击电磁脉冲的主要措施是在电源线路上及电气设备侧装设电涌保护器;电涌保护器的选择、安装、保护符合有关要求。

The standard system of IEC/SC 37A low voltage surge protective devices, IEC/SC 3 7B of components for low voltage surge protective devices, and the trend of deve loping and revision of international standard were analyzed briefly.

简要介绍了国际电工委员会(IEC)有关低压电涌保护器分技术委员会(IEC/SC37A)和电涌保护器的特殊元器件分技术委员会(IEC/SC37B)的标准体系并分析了国际标准的制修订动向。

The revision of international standard IEC 61643-1 for surge protective device(SPD) was explained.

对电涌保护器国际标准IEC61643-1的修订进行了解读,阐述了新标准在协调性、安全性、可靠性、合理性和可操作性等方面的改进内容。

The influence of impulse current waveform on 50 Hz continuous current of switching type surge protective device(SPD) was studied.

研究了冲击电流波形对开关型电涌保护器(SPD)的工频续流的影响。

Power Side Surge Protection of Electrical and Electronic Equipment --Basic Parameters of SPD

电气、电子设备电源侧的电涌保护——电涌保护器主要参数

Choice and Usage of Surge Protection Device(SPD)

浅谈电涌保护器(SPD)选择及应用

A power strip or surge protector that protects electronic appliances from sudden surges in electrical flow.

接线板或电涌保护器，用于保护电器免受电流突然波动的损坏。

Analyse on Energy Coordination between Based on Voltage Limiting SPD

基于限压型电涌保护器能量配合的分析

You might wonder if the surge protector installed at the service entrance would also protect equipment within the facility.

你可能想知道安装在总进线端的电涌保护器是否也会保护建筑内的设备。

A surge protector will almost surely save your files, no matter what Mother Nature sends your way.

一只电涌保护器将基本上一定会保护你的文件，不论大自然朝你发出的是什么。

This standard makes the installation of an SPD at the electrical service entrance compulsory for all new buildings.

此标准强制要求所有新的建筑物在电源进入端安装电源电涌保护器。

The Coordination Mechanism of Cascaded SPDs in Low Voltage Distribution Systems

低压配电系统中浪涌保护器配合机理

When avoltage surge occurs, it activates a circuit breaker in the surge protector,protecting the computer system.

电压浪涌发生时，就会激活浪涌电压保护器中的断路器，从而保护计算机系统。

The Research on Discriminating Magnetizing Inrush in Power Transformer Protecting;

变压器继电保护中励磁涌流识别方法的研究

Comparisons and Analysis of Some Methods for Checking Magnetizing Inrush Current in Power Transformer Differential Protection

电力变压器差动保护励磁涌流识别方法比较研究

Analysis of the Effect of Recovery Inrush on Transformer Differential Protection

恢复性涌流对变压器差动保护的影响

Inrush current restraint scheme of power transformer differential protection

变压器差动保护的励磁涌流制动方法

protective reactance coi

保护电抗器保护扼力

When the wave wells up the regulation that the voltage is greater than the gas and in charge of, gas in charge of discharge earth connection too high voltage, Protect the apparatus systematically.

当浪涌电压大于气体管的规定时，气体管会将过高的电压放电接地，保护系统器材。

Research on Transformer s Differential Protection and It s Method of Distinguishing Inrush;

变压器纵差动保护及励磁涌流识别技术的研究

Study on the Effect of Transformer Recovery Inrush to Differential Protection;

变压器恢复性涌流对差动保护影响的研究

Research on Criteria and Improvements of Identifying Inrush Current for Transformer Differential Protection;

变压器差动保护励磁涌流判据及改进的研究