NH-RVV耐火型300/500V铜芯聚氯乙烯绝缘聚氯乙烯护套软电缆
(NH-RVV)fire resistant type 300/500V copper core PVC insulated PVC sheathed soft cable
应用 Application
———————————————————————————————————————————————————————— 耐火电缆广泛应用于高层建筑、地下铁道、地下街、大型电站及重要的工矿企业等与防火安全和消防救生有关的地方，例如，消防设备及紧急向导灯等应急设施的供电线路和控制线路。
Fire-resistant cables are widely used in places with fire safety and fire rescue-related high-rise buildings,
subways, underground street, large power plants and major industrial and mining enterprises, such as fire-
fighting equipment and emergency guide lights and other emergency facilities, power lines and control lines.
NH-RVV耐火型300/500V铜芯聚氯乙烯绝缘聚氯乙烯护套软电缆
(NH-RVV)fire resistant type 300/500V copper core PVC insulated PVC sheathed soft cable
执行标准 Executive Standard
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GA 306.2-2007(芯线：2~5芯，截面积：1mm2~6mm2，额定电压：300/500V）
NH-RVV耐火型300/500V铜芯聚氯乙烯绝缘聚氯乙烯护套软电缆
(NH-RVV)fire resistant type 300/500V copper core PVC insulated PVC sheathed soft cable
产品说明 Product Description
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导体使用多股裸铜线绞合
耐火云母带绕包
聚氯乙烯绝缘
聚氯乙烯护套
长期允许工作温度不超过70℃
Using twisted multiple strand bare copper wire as conductor
Mica tape
PVC insulated
PVC sleeve
Keeping working temperature under 70℃ for long-range operation
