远东动力电缆载流量表.docVIP

当前位置：网站首页产品展示 0.6/1kV聚氯乙烯绝缘电力电缆 发布：2008-4-23 16:38:33 ??????????点击： ( 2160 ) ? PVC Insulated Power Cable 产品标准 Standard　　本产品按GB12706《额定电压35kv及以下铜芯、铝芯塑料绝缘电力电缆》标准生产，同时还可根据用户需要按国际电工委员会推荐标准IEC、英国标准、德国标准及美国标准生产。The product is manufactured according to the stand of GB12706 or IEC,BS,DIN and ICEA upon request.适用范围 Applications　　本产品适用于工频额定电压0.6/1KV及以下配电网或工业装置中固定敷设之用。The product is suitable for use in power distribution lines or fixed insta-llations with rated power-frequency voltage up to and including 0.6/1KV.使用特性 Operating characteristics　　工频额定电压Uo/U为0.6/1KV。　　Rated power-frequency voltage Uo/U:0.6/1KV.　　电缆导体的允许长期工作最高温度为70℃　　Max.permissible continuous operating temperature of conductor: 70℃　　短路时（最长持续时间不超过5s）电缆导体的允许最高温度：　　导体截面 ≤ 300mm2 – 160℃；　　导体截面 300 – 140＞℃；　　Max.short-circuit temperature of the conductor shall not excssd: (5smaximum duration).Cross-section of conducter ≤ 300mm2 – 160℃；Cross-section of conducter ＞ 300mm2 – 140℃, 　　电缆敷设时环境温度应不低于0℃。　　The ambient temperature under installation should should not below0℃　　电缆弯曲半径不小于电缆外径10倍。　　The bending radius of a cable should not be less than 10 times of the cable diameter. 电缆的型号 Type of cable 生产范围 Production range of cable ·0.6/1kv,单芯聚氯乙烯绝缘聚氯乙烯护套电力电缆（VV，VLV）0.6/1kv,Single-core,PVCInsulated,PVCSheathed Power Cable 说明：单芯铠装电缆仅用于直流系统，若用生交流系统，应采用非磁性材料铠装或司磁措施。Note :The armoured single-core cables are used for d.c. system only. As for a.c. system , non magenetic armour material should be used , or a magnetic isolation should be applied . ? 在空气中敷设1、单芯电缆平行敷设时中心距离:185mm2及以下为电缆直径的2倍；240 mm2及以上为90 mm。 2、周围环境空气温度:40℃3、导体的长期最高工作湿度:70℃ In air 1、 The single – core cables are parallel laid , the distance between the cable center is 2 times of the cable diameter for cross – section area of conductor ≤185mm2 and 90 mm for cross- sectional area of conductor ≥240 mm22 Ambient air temperature : 40℃3 Max.Contionous operating temperature of conductor : 70℃不同环境温度下载流量的修正系数Current rating factors for variation in ambi