我粘贴到这里，谢谢移民电工1 g. C" n- ^! l/ i
Tie-wraps are not approved for supporting cables, only securing them. Anyone could not use UV-rated tie-wraps to "support" Teck cable on a chain-link fence but you could use stainless-steel hose clamps. 1 Q, f! {7 E% }. y# |2 J 5 z& F: z- c. @ `, g另外补充一点，CODE规定secure single conductor,必须用全塑的 tie-wraps，这是在桥架上安装大电缆时候最容易忽视的
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发表于 2010-5-22 15:44
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发表于 2010-5-23 07:49
