金环宇电线厂家供应BVV 70电线 铜芯电线 双层护套线
<*n lang="EN-US" style="text-indent: 2em; font-size: 14px;">BVV <*n style="text-indent: 2em; font-size: 14px; font-family: 宋体;">铜芯聚*绝缘聚*护套圆型电缆<*n lang="EN-US" style="text-indent: 2em; font-size: 14px;">,<*n style="text-indent: 2em; font-size: 14px; font-family: 宋体;">适用于交流电压<*n lang="EN-US" style="text-indent: 2em; font-size: 14px;">450/750V<*n style="text-indent: 2em; font-size: 14px; font-family: 宋体;">及以下动力装置、日用电器、仪表及电信设备用的电缆电线。
<*n lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family: " times="" new="">BVV 2.5  BVV 4  BVV 6 BVV 10 BVV 16 BVV 25 BVV 35 BVV 50 BVV 70 BVV 95 BVV 120  BVV 150 BVV 185 BVV 240 BVV 300 BVV 400 BVV 500 BVV 630
<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">电线主要特性

<*n lang="EN-US">1<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">、<*n lang="EN-US">U<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">。<*n lang="EN-US">/U<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">为<*n lang="EN-US">450/750<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">、<*n lang="EN-US">300/500<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">、<*n lang="EN-US">300/300V

<*n lang="EN-US">2<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">、电缆的长期允许温度

<*n lang="EN-US">-105<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">型号电缆允许工作温度应不超过value="105" unitname="℃" w:st="on"><*n lang="EN-US">105<*n style="font-family: 宋体;mso-ascii-font-family:" times="" new="">℃<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">；其它型号允许工作温度应不超过value="70" unitname="℃" w:st="on"><*n lang="EN-US">70<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">℃<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">。

<*n lang="EN-US">3<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">、电缆的敷设温度应不低于value="0" unitname="℃" w:st="on"><*n lang="EN-US">0<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">℃<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">；

<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">允许弯曲半径：（<*n lang="EN-US">B<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">系列）

<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">电缆外径（<*n lang="EN-US">D<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">）小于value="25" unitname="mm" w:st="on"><*n lang="EN-US">25MM<*n style="font-family:宋体;mso-ascii-font-family: " times="" new="">者允许弯曲半径应不小于<*n lang="EN-US">4D<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">；

<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">电缆外径（<*n lang="EN-US">D<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">）为value="25" unitname="mm" w:st="on"><*n lang="EN-US">25MM<*n style="font-family:宋体;mso-ascii-font-family: " times="" new="">及以上者允许弯曲半径应不小于<*n lang="EN-US">6D<*n style="font-family:宋体;mso-ascii-font-family:" times="" new="">。

<*n lang="EN-US">4<*n style="font-family:宋体; mso-ascii-font-family:" times="" new="">、阻燃电缆（电线）的阻燃性能应通过<*n lang="EN-US">GB1266.5-90<*n style="font-family:宋体;mso-ascii-font-family: " times="" new="">、<*n lang="EN-US">IEC 332-3<*n style="font-family:宋体;mso-ascii-font-family: " times="" new="">成束电线电缆燃烧试验。

<*n lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family: " times="" new="">5<*n style="font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family:宋体;mso-ascii-font-family: " times="" new="">、耐火电缆（电线）的耐火性能应通过<*n lang="EN-US" style="font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family:" times="" new="">GB1266.5-90<*n style="font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family:宋体;mso-ascii-font-family: " times="" new="">、<*n lang="EN-US" style="font-size:10.5pt; mso-bidi-font-size:12.0pt;font-family:" times="" new="">IEC 331<*n style="font-size:10.5pt; mso-bidi-font-size:12.0pt;font-family:宋体;mso-ascii-font-family:" times="" new="">规定的耐火试验。