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三級防雷均壓環做法
發布時間:2013/3/22  瀏覽:6491 - 返回

當建筑物高于30m時,尚應采取以下防側擊的措施:   1. 從30m起每隔不大于6m沿建筑物四周設水平避雷帶并與引下線相連;   

2. 30m及以上外墻上的欄桿、門窗等較大的金屬物與防雷裝置連接。”按標準要求是不需要每層都做的,30米以上才要求6m以內,除非工程主想看起來更美觀,不然是不需要每層做的。

一級、二級、三級防雷均壓環起始高度不同,均壓環間距都是小于6米或者隔層做,隔層做時候記得均壓環要上下都預留接地端子用來接金屬門窗和金屬部件。

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