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

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 mm2 2 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 ambient air temperatare   环境空气温度 Ambient air temperature 20 ℃ 25 ℃ 30 ℃ 35 ℃ 40 ℃ 45 ℃ 修正系数 Rating factor 1.29 1.22 1.15 1.08 1.0 0.91 直埋敷设 1、单芯电缆不接触敷设时,电缆中心距离为电缆直径的2倍. 2、土壤温度: 25℃ 3、导体的长期最高工作温度: 70℃ 4、土壤热阻系数: 1.0℃.m/w 5、直埋深度:0.7m Direct in the ground 1、The single – core cables are installed separtely , the distance between the cable center is 2 times of the cable diameter . 2、Soil temperature : 25℃ 3、Max . Contionous operating temperature of conductor : 70℃ 4、Thermal resistivity of soil : 1.0℃.m/w 5、Depth of laying: 0.7m   不同土壤温度下载流量的修正系数 Current rating for variation in soil temperature   土壤温度 Soil temperature 20 ℃ 25 ℃ 30 ℃ 35 ℃ 40 ℃ 修正系数 Rating factor 1.04 1.0 0.96 0.92 0.87

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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 mm²
2 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
直埋敷设
1、单芯电缆不接触敷设时,电缆中心距离为电缆直径的2倍.
2、土壤温度: 25℃
3、导体的长期最高工作温度: 70℃
4、土壤热阻系数: 1.0℃.m/w
5、直埋深度:0.7m Direct in the ground
1、The single – core cables are installed separtely , the distance between the cable center is 2 times of the cable diameter .
2、Soil temperature : 25℃
3、Max . Contionous operating temperature of conductor : 70℃
4、Thermal resistivity of soil : 1.0℃.m/w
5、Depth of laying: 0.7m