防雷引下線做法.doc

防雷引下線做法

1、引下線接地極及需要設(shè)斷接卡子的部位和數(shù)量均由設(shè)計(jì)決定。
2、所有避雷帶、引下線的焊接及支持卡子均刷防銹漆兩道、鉛油一道。
3、暗裝斷接卡子箱用3毫米鋼板制作箱內(nèi)外均刷防銹漆兩道，箱門外再刷油漆兩道，顏色以接近外墻粉飾顏色為準(zhǔn)。
4、外墻為帶形窗時(shí)暗裝斷接卡子箱高度可以適當(dāng)降低。
5、暗裝斷接卡子箱中心高度距室外地坪為1.5你—1.8米。
6、斷接卡與螺栓連接處兩面均應(yīng)加平墊圈螺帽處還
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

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