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191问答库 > 防静电接地接地桩选用什么材质？要纯铜的还是钢包铜？

防静电接地接地桩选用什么材质？要纯铜的还是钢包铜？

2025-03-16 17:15:12

推荐回答（1个）

回答1：

在做接地时，系统各接地点之间距离不小于3米，垂直敷设时，垂直打入地下的深度不应小于2米，一般为3米，水平敷设时，埋设深度不应小于0.7米。而且，接地体应镀锌或镀铜，严禁涂漆。采用截面不小于25平方毫米的铜线，其电阻不大于1欧姆。地线做好后，一般接地电阻小于4欧姆。一般用热镀锌角钢，一头削尖作为接地极；热镀锌扁钢作连接。
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