产品标准 (Product standard) YD/T1173—2001、GB/T8380.3、GB/T19216.21 适用范围及特点 1、 主要应用于通信局(站)及高层建筑等电源的输、配电系统; 2、 电缆线芯特别柔软,便于敷设安装; 3、 阻燃型产品在电气线路发生火灾时具有不延燃性及自熄性,达到A类阻燃要求; 4、 耐火型电缆在750~1000℃温度下燃烧90分钟,能正常通电。 Applicable scope and characteristic 1. Mainly used in power input and switching system in communication station and high-stories buildings; 2. The cable core is very soft, is easy for cable laying; 3. Flame-resistance product will be flameless and self-extinguished when fire occurs, meet the A grade flame-resistance requirement; 4. ℃.Fire-wearable cable will stay in working position for 90min by burning under the temperature of 750~1000 Is soft copper conductor |