美式箱变、户外环网柜交流无间隙氧化锌避雷器选用

文章针对美式箱变、户外环网柜配用的交流无间隙氧化锌避雷器主要电气指标的选择,从国家相关标准的规定和运行经验的角度,分析和对比了国产和进口两系列产品,说明了避雷器应优先采用符合国家标准的国产品,若确实需要用进口产品时则应选择能满足我国国标各项指标要求的且残压较小的产品。

Selection of AC Non-Gap Metal Oxide Surge Arrester for US Package Substation and Outdoor Ringed Network Switchgear

The paper analyzed and contrasted the two series of non-gap metal oxide surge arrester products both in domestic and imported according to the selection of major electric index of AC non-gap metal oxide surge arrester for US package substation and outdoor ringed network switchgear,from the angle of the assignation and operation experience of national relative standard.It is explained that lightning arrester should be firstly adopted with the domestic product that accords with national standard.If the imported products need to be used,the selection of products should be able to satisfy the index requirements of national standard and with less residual voltage.