直流额定放电电流20kA避雷器的研发

Research and Development of Lightning Arrestor with Rated DC Discharging Current of 20 kA

阐述了研发额定20kA放电电流直流避雷器技术参数的选择、产品设计选型、选材、型式试验等,该产品已通过了各项型式试验并在深圳地铁现场使用。

This article emphasis the study of the Surge Arrester of the rating D.C discharge current 20 kA,design choosing of parameters,material and pattern test so on.This type of the new produce has filled in a domestic gap,now has passed all kinds of pattern test and started to use in Shenzhen underground.