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防雷工程中的均压环是什么?
浏览: 发布日期:2017-05-19

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(a)均压环采用不小于Φ8mm的镀锌圆钢,或不小于24mm×4mm的镀锌扁钢。
(b)均压环沿建筑物的四周暗敷设,并与各根引下线相连结。
(c)外檐金属门、窗、栏杆、扶手、玻璃幕、金属外挂板等预埋件的焊接点不应少于两处,与引下线连接。
(d)搭接长度扁钢>2b、圆钢>6D、圆钢和扁钢>6D。
皇冠体育在线网址 (注:b为扁钢长度,D为圆钢直径,扁钢搭接应焊3个棱边,圆钢应焊接双面。)

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