防水型交联聚乙烯绝缘电力电缆

额定电压35kV及以下防水型交联聚乙烯绝缘电力电缆 Waterproofed XLPE Insulated Power Cable with Rated Voltage up to 35kV 用 途 适用于额定电压35kV及以下的港口、水电站、船闸、隧道、化工、冶金、水库、水厂、园林灯饰等供电防水工程可靠性要求高的重要设施及基地，以及高降雨量地带和低洼地区中低压电力传输。It is suitable to provide low and medium voltage power supply to the fields where require high availability for waterproofed power supply, such as ports, water electricity-generating station, tunnel, chemic, metallurgy, water reservoir, water plant and the garden lighting decoration, and to the fields where bear large quantity of rain and topographic low. 产品型号及名称Type and designation [table][tr][td] 型 号Type [/td][td] 名 称Designation [/td][td] 执行标准Standard [/td][/tr][tr][td] 铜芯 Copper core [/td][td] 铝芯 Al core [/td][/tr][tr][td] FS-YJY FS-YJV22 FS-YJV32 FS-YJV42 [/td][td] FS-YJLY FS-YJLV22 FS-YJLV32 FS-YJLV42 [/td][td] 防水型铜（铝）芯交联聚乙烯绝缘聚乙烯护套电力电缆Water proof Cu/Al core XLPE insulated PE sheathed power cable 防水型铜（铝）芯交联聚乙烯绝缘钢带铠装聚氯乙烯护套电力电缆Water proof Cu/Al core XLPE insulated steel tape armoured PVC sheathed power cable 防水型铜（铝）芯交联聚乙烯绝缘细钢丝铠装聚氯乙烯护套电力电缆Water proof Cu/Al core XLPE insulated fine steel wire armoured PVC sheathed power cable 防水型铜（铝）芯交联聚乙烯绝缘粗钢丝铠装聚氯乙烯护套电力电缆Water proof Cu/Al core XLPE insulated thick steel wire armoured PVC sheathed power cable [/td][td] IEC60502-2 GB/T12706.2～.3 Q/321023KLA31 [/td][/tr][/table] 规 格Specification [table][tr][td] 型 号Type [/td][td] 额定电压Rated voltage kV [/td][td] 芯 数Number of core [/td][td] 标称截面Nominal cross-section mm2 [/td][/tr][tr][td] FS-YJY、FS-YJLY [/td][td] 3.6/6～8.7/10 [/td][td] 1 [/td][td] 25～500（630） [/td][/tr][tr][td] FS-YJV22、FS-YJLV22 FS-YJV32、FS-YJLV32 FS-YJV42、FS-YJLV42 FS-YJY、FS-YJLY [/td][td] 3 [/td][td] 25～500（630） [/td][/tr][tr][td] FS-YJY、FS-YJLY [/td][td] 8.7/15～12/20 [/td][td] 1 [/td][td] 35～500（630） [/td][/tr][tr][td] 18/30～26/35 [/td][td] 50～400（500） [/td][/tr][tr][td] 注：标称截面栏括号内截面为铝导体的截面范围。Note: value in the bracket means cross-section scope of the Al conductor. [/td][/tr][/table] 产品结构示意图Structural figure 技术参数Technical parameters 1、导体直流电阻符合GB/T3956的规定。D.C resistance of the conductor shall be in accordance with the stipulations in GB/T3956. 2、成品电缆交流电压试验 A.C voltage test of the finished cable[table][tr][td] 电缆额定电压rated voltage U0 kV [/td][td] 3.6 [/td][td] 6 [/td][td] 8.7 [/td][td] 12 [/td][td] 18 [/td][td] 21 [/td][td] 26 [/td][/tr][tr][td] 试验电压testing voltage kV [/td][td] 12.5 [/td][td] 21 [/td][td] 30.5 [/td][td] 42 [/td][td] 63 [/td][td] 73.5 [/td][td] 91 [/td][/tr][/table] 3、绝缘电阻常数Insulation resistance constant[table][tr][td] 序号No. [/td][td] 试验项目item [/td][td] 单位unit [/td][td] 性能要求requirement [/td][/tr][tr][td] 3.6/6kV～6/6kV [/td][td] 6/10kV～26/35kV [/td][/tr][tr][td] 1 [/td][td] 体积电阻率ρvolume resistivity at the Max. rated temperature 在额定温度 [/td][td] Ω·cm [/td][td] 1012 [/td][td] 1012 [/td][/tr][tr][td] 2 [/td][td] 绝缘电阻常数Ki insulation resistance content at the Max. rated temperature 在额定温度 [/td][td] MΩ·km [/td][td] 3.67 [/td][td] 3.67 [/td][/tr][/table] 4、局部放电试验partial discharge test 交联聚乙烯绝缘电缆应在1.73U0电压下测量局部放电量，其数值应不高于5pC。Partial discharge of the XLPE insulated cable shall not exceed 5pC when measured at 1.73U0voltage; 5、成品电缆应进行充气恒压试验，即将电缆两端密封后充入50kPa～100kPa干燥空气或氮气后均衡3h，任一端气压应不降低。Gas-filled constant voltage test for finished cable. With both ends sealed, filling dry air or nitrogen gas of （50～100）kPa into the cable and balancing it for 3h, there shall be no voltage decrease on either end of the cable. 6、透水试验water penetration test 成品电缆的纵向阻水性能符合GB/T12706.2中附录D的有关阻水性能试验方法的规定。Longitudinal water proof performance of the finished cable shall be compliance with stipulation in appendix D of GB/T12706.2. 产品特点Feature 1、采用纵向阻水技术，阻止水份纵向迁移，降低“水树”发生机率。Adopting longitudinal waterproofed technology, it can prevent water from moving along the cable’s length, and then it reduces the possibility of occurring “water tree”. 2、采用径向防水技术，彻底防止水分子的渗透。Adopting radial waterproofed technology, it can thoroughly prevent the penetration of the water molecule. 3、防水层同时具有屏蔽性能，能有效防止电缆内外电磁场的干扰。The waterproofed layer also has shielding property to efficiently prevent the electromagnetic field interfere in or out the cable. 4、阻水层具有缓冲作用，降低电缆热膨胀引起的机械损伤。Waterproofed layer possesses a buffer function to reduce the mechanical damage due to the thermal inflation of the cable. 5、电缆护层便于电缆接头的密封防水。Cable jacketing layer is available to seal waterproof for the cable connector. 6、电缆使用寿命可提高10~15年。The service life of the cable could be 10~15 longer.