低压电力电缆 高压电缆 YJV4*10平方电力电缆

品牌天津市总厂一分厂型号yjv4*10芯数4护套材质聚氯乙烯电线*大外径gb（mm）绝缘厚度gb（mm）标称截面10（mm2）用途广泛线芯材质裸铜线产品认证iso9001-2000电压等级中、低压电力电缆（35千伏及以下）绝缘材料交联聚乙烯

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 standard of gb12706 oriec , bs , din and icea upon request
适合范围
applications
本产品适用于额定电压35kv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 networks orfixed installations for industrial e with rated voltage upto and including 35kv.
使用特性
operating characteristics
1、 ● 额定电压3.6/6kv~26/35kv交联聚乙烯绝缘电力电缆
xlpe insulated electrical cable for rated power frequency voltageuo/u:3.6/6kv~26/35kv.
● 电缆导体的允许长期*高工作温度为90℃。
max.permissible continuous operating temperature ofconductor:90℃
● 短路时（*长持续时间不超过5s）电缆导体的*高温度不超过250℃。
max.short-circuit temperature of conductor shall not exceed250℃.(5s max. duration)
● 敷设电缆时环境温度应不低于0℃。
the bending radius of single-core cable shall not less than 20times of the cable diameter
the bending radius of three-cores cable shall not less than 15times of the cable diameter
2、 ● 额定电压0.6/1kv交联聚乙烯绝缘电力电缆
xlpe insulated electrical cable for rated power frequency voltageuo/u : 0.6/1kv
● 电缆导体的允许长期*高工作温度为90℃。
max.permissible continuous operating temperature of conductor :90℃
● 短路时（*长持续时间不超过5s）电缆导体的*高温度不超过250 ℃
max.short-circuit temperature of the conductor shall not exceed 250℃
● 敷设电缆时环境温度应不低于0 ℃
the ambient temperature under installation shall not below 0 ℃
● 电缆弯曲半径不小于电缆外径15倍
the bending radius of a cable shall not less than 15 times of thecable diameter .
3、 ● 额定电压0.6/1kv聚氯乙烯绝缘电力电缆。
pvc insulated electrical cable for rated power frequency voltageuo/u : 0.6/1kv
● 电缆导体的允许长期*高工作温度为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*高温度不超过：160℃
max.short-circuit temperature of the conductor shall not exceed:160℃
● 敷设电缆时环境温度应不低于0 ℃
the ambient temperature under installation shall not below 0 ℃
● 电缆弯曲半径不小于电缆外径10倍
the bending radius of a cable shall not be less than 10 times ofthe cable diameter.
电缆额定电压的选择
voltage designation
● 电缆的额定电压应适合于电缆使用系统的运行状况，用uo/u（um）kv表示。
uo—电缆设计用的导体与屏蔽或金属套之间的额定工频电压；
u—电缆设计用的导体之间的额定工频电压；
um—设备可承受的“*高系统电压”的*大值。
the rated voltage of the cable for a given application shall besuitable for the operating conditions in the system in which thecable is used , and is expressed in the form uo/u（um）kv .
where:
uo—the rateduency voltage between conductor and screenor metallic-sheath , for which the cable designed;
u — the rated power –frequency voltage between conductors , forwhich the cable desi