聚氯乙烯J缘聚氯乙烯护套电力电缆

产品标准 Standard
　　本产品按GB12706《额定电压35kv及以下铜芯、铝芯塑料J缘电力电缆》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高温度为70℃
　　Max.permissible continuous operating temperature of conductor: 70℃
　　短路时（长持续时间不超过5s）电缆导体的允许高温度：
　　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。