配电房防雷接地怎么做 配电房的接地怎么做
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一般在配电房土建施工之前就要埋设接地网，首先，间隔5米左右打接地桩（直径10公分以上镀锌钢管，垂直打入地下2.5米以上），然后用5公分镀锌扁钢将接地桩焊接成网状结构，沿着配电房外围布设一圈。焊接要搭焊，不能对焊。接地网位于地面以下50公分。建筑物的钢筋安装规范和接地网焊接。配电房内部设备的接地线也和接地网焊接牢固。接地网接地电阻应该小于规定（好像是2欧姆）。大概就这样。
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