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标准：IEC 62067、GB/Z 18890-2002，另可按用户技术要求制造。
Specification:Standard IEC 62067、GB/Z 18890-2002，can be manufactured according to customer's technicalrequirement.
使用特性：ApplicationPerformance
1、额定电压Rated voltage U0/U：127/220kV, Max. voltage最高电压Um=252kV
2、导体长期最高工作温度Max. long-term operatingtemperature of conductor 90℃
3、短路时（最长持续时间不超过5S），电缆导体最高温度不超过250℃Max. short-circuit temperature of conductorshall not exceed 250℃(5s Max.duration)
4、电缆敷设环境温度不低于0℃，最小弯曲半径≥18D（D为电缆外径）The ambienttemperature under installation should not below 0℃, the min.bending radius ≥18D.(D means diameter)
产品性能： ProductPerformance
1． 成盘电缆施加1.5U0电压时，无可检测出放电；施加2.5U0电压历时30min，电缆不击穿。When the cable imposed 1.5U0voltage, it cannot be detected discharge; when 2.5U0 voltage imposed during30min, cable cannot be breakdown.
2． 绝缘偏芯度不大于5%，Insulated cores not more than 5%即Tmax-Tmin/Tmax×100%≤5%
3． 800mm2及以上的导体采用分割导体结构。800mm2 orabove adopt segmentation structure.
4． 绝缘中无大于30Um的微孔及无大于125Um的不透明杂质和无大于160Um的半透明深棕色杂质。No 30Um micro-hole on the insulation and no larger than 125Um opaquetranslucent dark and brown impurities no greater than 160Um.
5． 半导电层突起不大于80Um,半导电层与绝缘界面无大于50Um微孔。Semi conducting layer jut is not more than80Um, no 50Um micro-hole on the semi conducting layer and insulation interface.
型号及名称Typeand Description
|
型号Type |
名称 |
|
|
铜芯 Copper |
铝芯 Aluminum |
|
|
YJLW02 |
YJLLW02 |
交联聚乙烯绝缘皱纹铝护套聚氯乙烯护套电力电缆XLPE insulated corrugated aluminum armored PVC Power Cable |
|
YJLW03 |
YJLLW03 |
交联聚乙烯绝缘皱纹铝护套聚乙烯护套电力电缆 |
|
YJLW02-Z |
YJLLW02-Z |
交联聚乙烯绝缘皱纹铝护套聚氯乙烯护套纵向阻水电力电缆Longitudinal water blocking XLPE insulated corrugated aluminum armored PVC Power Cable |
|
YJLW03-Z |
YJLLW03-Z |
交联聚乙烯绝缘皱纹铝护套聚乙烯护套纵向阻水电力电缆Longitudinal water blocking XLPE insulated corrugated aluminum armored PE Power Cable |
YJLW02(03)/YJLW02(03)-Z
|
额定电压kV |
标称截面 |
电缆外径 |
电缆重量（近似值） |
电缆载流量（单端接地或交叉互联） |
||||
|
直埋土壤中 |
空气中 |
|||||||
| YJLW02-Z | YJLW03-Z |
平行敷设 |
品字形敷设 |
平行敷设 |
品字形敷设 |
|||
|
220 |
400 |
121 |
13920 |
13030 |
682 |
610 |
862 |
870 |
|
500 |
124 |
15520 |
14610 |
774 |
695 |
1002 |
1011 |
|
|
630 |
127 |
17160 |
16230 |
875 |
782 |
1159 |
1172 |
|
|
800 |
129 |
19320 |
18370 |
1003 |
910 |
1372 |
1395 |
|
|
1000 |
132 |
21620 |
20650 |
1110 |
1016 |
1560 |
1589 |
|
|
1200 |
136 |
23760 |
22760 |
1181 |
1090 |
1694 |
1742 |
|
|
1400 |
140 |
26270 |
25240 |
1252 |
1162 |
1845 |
1907 |
|
|
1600 |
143 |
28370 |
27310 |
1310 |
1222 |
1958 |
2038 |
|
|
1800 |
147 |
30810 |
29720 |
1355 |
1276 |
2066 |
2158 |
|
|
2000 |
149 |
33040 |
31940 |
1392 |
1322 |
2164 |
2271 |
|
|
2500 |
157 |
38440 |
37270 |
1450 |
1405 |
2356 |
2514 |
|
注：1、导体工作温度为90℃，环境温度20℃
Conductor working temperature 90℃, ambient temperature 20℃
2、埋地敷设时深度为Installation buried depth1m，环境热阻系数为Environmentalthermal resistance coefficient 1.2K·m/W
3、电缆轴间距为The distance between cable drum is 250mm.
