我粘贴到这里,谢谢移民电工& w Y) n. {9 n- Z- S: B
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. - }9 T. l# A6 @" n: _* H; T5 N1 x# Q/ `' X% f* Q
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