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重点说下PVC穿线管

文章出处:本站责任编辑:Admin人气:发表时间:2017/11/23 9:45:31【
 1、对于暗敷于墙体内、埋敷于地下不燃烧体内的线管,以及农村建筑等普通民房家装用线管,须采用满足建设部标准JG3050-199[1]  8《建筑用绝缘电工套管及配件》,的具有一定的阻燃性能,同时满足物理力学性能要求的PVC穿线管.根据精细和地方进行.
 
2、对于火灾危险性较高的场所,如宾馆、饭店、商场(大型超市)、图书馆、歌舞***所等公众聚集场所的吊顶及地板内的线路进行穿管保护时,因其顶棚地板内有较多可燃、易燃材料,应当选用燃烧性能级别较高的阻燃PVC穿线管。
 
3、对于消防用配电线路、火灾自动报警系统电气线路应当强制要求使用满足公安部行标的阻燃PVC穿线管.
 
4、对于文物古建筑明敷电气线路改造、室内装饰装修和房屋二次装修以及旧、老建筑改造时需采用明敷线路的(隐藏于吊顶、地板内),必须采用燃烧性能B1级以上的阻燃PVC穿线管。


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