中利电缆简介电缆截流量.docx
通信电源机房用阻燃耐火软电缆简介二OO七年一、产品简介：通信电源机房用阻燃耐火软电缆是采用特殊材料研制成功的一种新颖的适合于通信电源机房供、配电系统的高技术产品。该电缆除了具有耐高温、阻燃、耐火性能优良外,还具有耐油、耐酸性能，而且特别柔软，能广泛适用于环境湿度高、需要耐火和敷设特别困难的场合。二、产品性能：电缆具有以下主要性能：1、柔软性：本电缆具有很大的柔软性，弯曲直径很小，可以作任意角度的弯曲，有充分的移动自由度，能减少敷设时的难度，特别适应在室内和小面积地区施工。2、阻燃性：本电缆有良好的阻燃性能，材料的氧指数达到30以上，电缆自身不会燃烧，在明火中不会延燃，电缆在离开明火5秒后火焰立即自熄、，电缆的阻燃性能符合GB12666. 6中所规定的“阻燃A类”的标准。3、耐火性：本电缆具有良好的耐火特性，能在火焰中正常通电90分钟以上，并且电缆在燃烧时不发出有害气体，只产生很少无毒烟雾，对人体、设备等不产生危害。三、主要参数：1、额定工作电压 U°/U： 450 / 750、0.6/ IkV；2、最高工作温度： 1053、电缆敷设时环境温度应不低于。C： 0；4、弯曲直径：不大于电缆外径的：RVZ、RVVZ为12倍；RVVZ22为20倍；5、阻燃性能：符合阻燃A类规定；6、PH值：不小于4. 3；7、导电率：不大于10us/mm；8、透光率：不小于60%；9、耐火特性：经受GB/T12666. 6中A类耐火特性试验；10、电缆的型号、名称见表1。表1电缆型号及名称型 号名称RVZ铜芯阻燃聚氯乙烯绝缘软电缆RVVZ铜芯阻燃聚氯乙烯绝缘聚氯乙烯护套软电缆RVVZ22铜芯阻燃聚氯乙烯绝缘钢带铠装聚氯乙烯护套软电缆RVFH铜芯耐火低烟无卤聚烯燃绝缘软电缆RVVFH铜芯耐火低烟无卤聚烯烧绝缘低烟无卤聚烯燃护套软电缆RVVFH22铜芯耐火低烟无卤聚烯燃绝缘钢带铠装低烟无卤聚烯烧护套软电缆11、电缆的规格见表2。表2电缆规格型号额定电压芯 数标称截面mm2RVZ、 RVFH450 / 750V115-500RVVZ、 RVVFH0.6/ IkV4-500RVVZ RVVZ22RVVFH、 RVVFH222, 3, 3+1, 4, 4+110-24012、电缆的技术参数见表3、表4、表5、表6。表3阻燃软电缆主要技术参数标称截面mm?20时导体最大电阻Q / km电缆平均外径上限mm工作温度时绝缘电阻M . kmZR-RVZR-RVVZR-RVV22不镀锡镀锡1芯1芯2芯3芯4芯3+1芯4+1芯2芯3芯4芯3+1芯4+1芯1.52.5461016253550709512015018524030040050013.37. 984.953. 301.911.210. 780. 5510. 3860. 2720. 2060. 1610. 1290. 1060. 07220. 06410. 04860. 038413.78.215. 093. 391.951.240. 7950. 5650. 3930. 2770.2100. 1640. 1320. 1080. 0750. 06540. 04950. 03913.54.04.56.09.010.512.514.017.520.022.024.525.527.530.533.538.542.06.08.510.512.011.016.019.021.024.026.028.031.032.038.543.548.011.015.020.523.024.523.026.029.033.036.040.043.556.012.016.021.524.528.528.532.535.540.543.548.053.057.013.018.023.526.531.532.537.038.544.047.048.054.064.014.018.022.524.530.032.537.038.544.048.053.560.064.014.520.025.528.534.031.036.040.067.050.054.557.014.018.023.026.030.026.029.532.036.039.545.048.560.515.019.024.527.032.032.036.039.044.047.053.057.562.016.02L026.529.534.535.540.542.048.050.052.558.569.017.02L025.028.533.036.040.542.048.051.558.565.069.017.523.028.531.537.034.039.043.049.054.058.561.564.00.0100. 0090. 00850. 00700. 00600. 00570. 00540. 00470. 00400. 00370. 00370. 00340. 00340. 00310. 00300. 00300. 00280. 0027耐火软电缆主要技术参数标称截面一 220时导体最大电阻Q / km电缆平均外径上限mm工作温RVFHRVVFHRVVFII22度时绝缘电阻mm不镀锡镀锡1芯1芯2芯3芯4芯3+1芯4+1芯2芯3芯4芯3+1芯4+1芯M Q . km44.955. 097.09.517.018.520.518.5一21.522.524.522.50. 008563. 303. 398.010.018.520.022.021.0一23.024. 026.024.50. 0070101.911.9510.012.522.524.526.523.0一26.028.030.027.00. 0060161.211.2411.513.524.527.028.026.5一28.530.033.530.00. 0057250. 780. 79513.515.529.031.533.030.0一33.036.540. 033.00. 0051350. 5540. 56515.017.025.532.039.530.032.029.038.042.533.035.50. 0047500. 3860. 39317.519.528.537.043.535.536.532.542.049.039.040. 00. 0040700. 2720. 27719.522.031.040.045.038.040.036.045.550.042.044.00. 0037950. 2060.21023.025.035.545.051.044. 546.041.050.556.549.551.00. 00371200. 1610. 16424.526.539. 048.555.550.550.544.053.561.055.556.00. 00341500. 1290. 13227.530.043.554.062.051.051.548.559.067.555.060.00. 00341850. 1060. 10830.533.554.559.069.059.559.052.564.074. 564.064.00. 00312400. 07220. 07533.536.559.065.073.563.063.064.070.079.568.00. 00303000. 06110. 065436.541.00. 00304000. 04860. 049542.546.50. 00285000. 03840. 039145.550.00. 0027表5阻燃软电缆重量标称截面mm"电缆重量kg/kmRVZRWZRVVZ221芯1芯2芯3芯4芯3+1芯4+1芯2芯3芯4芯3+1芯4+1芯1.52.570499612510176437577737673一639784966890一162416017961023935一828103212851187一25352864114215361363一11341 12218921677一35473929136217841618192511 10163021141918226750665128618902477226527291514
