Type, specification and quantity of main electric elements inside switchgear. 开关柜内主要电气元件的型号、规格及数量。
Special care must be taken with electric motors and switchgear cabinets. 必须对电动机和开关柜采取特殊防护措施。
And to make electric conductor or conductor and the distance between the earth have enough insulation, used for type switch gear and other switchgear inside. 并使带电导体间或导体与大地之间有足够的距离绝缘,用于中置式开关柜及其它开关柜内。
This article mainly discusses the features of electric insulation powder and the relevant test items in application to high voltage switchgear. 主要论述了电工绝缘粉末的性能及其在高压电器设备应用中的有关试验项目。
Also, the article offers comments and proposals for the selection of switchgear cabinet, insulation levels, electric conductivity circuit and monitoring, operation reliability, intellectualization of switchgear cabinet, and type test of HV switchgear cabinet etc. 也对开关柜的选型、绝缘水平、导电回路及监测、操作可靠性、开关柜智能化及高压开关柜型式试验等方面提出了看法和建议。
Aiming at the ubiquitous problem of excessively low accuracy class of electric energy metering devices in gas insulated switchgear ( GIS), effective and economical altering approaches are studied, which are also applicable to non-GIS electric energy metering devices. 针对目前GIS内装电能计量装置普遍存在准确度等级过低的问题,探讨出一套效果好、费用低廉的改造方法,该方法对非GIS电能计量装置存在的问题也同样具有改造效果。
Structure Design and Study on Electric Properties of a New Type High Voltage Switchgear 新型真空高压开关装置的结构设计及其电气特性研究
Study on transformation means for electric energy metering devices in gas insulated switchgear GIS设备中电能计量装置改造方法的探讨
Improvement to Control Circuit of Electric Switchgear 电气开关控制回路的改进
With the new economy growth cycle starting in our country, demand for electric power grows quickly, as a result, the transmiting-distributing electricity system investment become rapid, the enterprises of the high voltage switchgear industry faces a market opportunity. 随着我国新一轮经济增长周期的启动,电力需求增长较快,拉动了输配电系统建设,高压开关企业面临良好的市场机遇。
By communication interface technology, the system may join in electric power control centre, the long-distance real-time monitoring of temperature of the contact inside the high voltage switchgear was carried out. 通过通信接口技术,系统能与电力控制中心连接,实现对高压开关柜内接头温度的远程实时在线监控。
Choice of Main Switch Electric Equipment of Lowvoltage Switchgear 低压抽出式开关柜主电路开关电器的选用
How to Handle the Differences of National Standard and Electric Power Industry Standard in China for High Voltage Switchgear Common Specifications 怎样处理高压开关设备共用技术要求国家标准与电力行业标准不同的问题
The Finite Element Analysis of the Electric Field Distribution of the Arc-Chute of the Circuit Breaker in SF_6 Gas Insulated Switchgear SF6全封闭组合电器中断路器触头间电场分布的有限元分析