DL∕T 2060-2019 额定电压500 kV（Um=550 kV）交联聚乙烯绝缘大长度交流海底电缆及附件.pdf

ICS29.240.01

K48

中华人民共和国电力行业标准

DL/T2060一2019

额定电压500kV(Um==550kV）交联聚

乙烯绝缘大长度交流海底电缆及附件

LongACsubmarinecableswithcross-linkedpolyethyleneinsulation

andtheiraccessoriesforratedvoltageof500kVCUm=S50kV)

2019-11-04发布2020-05-01实施

国家能源局发布

DLIT2060-2019

目次

前言…………………………..II

1范围……

2规范性引用文件……

3术语和定义……….........….........….....……..........................…·································…··2

4额定电压和运行条件….…........…………………·3

5型号、规格和标志……...................…··········4

6材料及技术要求...........………........…································6

7试验项目及试验条件…………·…........……····················…················13

8例行试验……………··…16

9抽样试验..........................…..............…·········……18

10海底电缆系统型式试验…·….......….............…….........……….......…23

ll海底电缆系统预鉴定试验及预鉴定扩展试验……….…...……31

12安装后电气试验……···············….....….….........….................…....…··34

13验收规则·································································…………....…….…·······················35

14包装、运输和储存……………………·35

附录A（规范性附录〉海底电缆及附件代号、产品表示方法..........………··················36

附录B（规范性附录）导体透水试验、金属套下透水试验、接头径向透水试验方法………..........39

附录c（资料性附录）交联聚乙烯绝缘料、半导电屏蔽料、护套料的性能……..…................…42

附录D（资料性附录）半导电橡胶带、环氧树脂固化体