防雷引下线做法.doc
防雷引下线做法
1、引下线接地极及需要设断接卡子的部位和数量均由设计决定。
2、所有避雷带、引下线的焊接及支持卡子均刷防锈漆两道、铅油一道。
3、暗装断接卡子箱用3毫米钢板制作箱内外均刷防锈漆两道,箱门外再刷油漆两道,颜色以接近外墙粉饰颜色为准。
4、外墙为带形窗时暗装断接卡子箱高度可以适当降低。
5、暗装断接卡子箱中心高度距室外地坪为1.5你—1.8米。
6、断接卡与螺栓连接处两面均应加平垫圈螺帽处还
Lightning deflectors practice
1, deflectors grounding and the need to set off the site and then clamp the number of decisions by the design.
2, with all the lightning, lightning deflectors are welding and support clamp brush rust 2, lead oil 1.
3, dark box mounted disconnect clamp box with 3 mm steel plate production both inside and outside brush rust 2, box 2 outside paint painted, color to color close to external walls shall prevail.
4, external to the dark strip when the window boxes installed disconnect clamp height can be reduced.
5, dark box mounted disconnect clamp center height from the outdoor terrace is 1.5 -1.8 m you.
6, access cards and bolt off the junction of two sides should also add flat washer nuts Department