???
??????????o??o?CCC???PVC??????????o??????a???????
1 ???|??????1???????????'
??????????????o?3C??????227 IEC 52???RVV??????227 IEC 53???RVV????3????????????1???????PVC????????????????????????????o?????????????|????????a???1?3???????a????????
??????????????o???????????????o????o?????o??????????a???????a?????????????
2 ???????????
??????????????-?????????????????????????????????????o????????????????????????????3?????????????????????????????????????????????1????????????????????????????1?????????????????????????o???????????????????????????1??????????????????????????????1???????????|???????????o??????????????????????????????????3??????????????????????????????????????????o?????????????
GB5023.1 ???????????450/750V??????????????1????????o??????? ??????????????????|???
GB5023.2 ???????????450/750V??????????????1????????o??????? ????o??????????a???1?3?
GB/T2951.1 ????????????????????????????????a???1?3? ????o|?????????o????????
GB/T 3956 ???????????????
Q/XS1001-2007 ?????1?????????o??????????????????????o????????'??????????????
3 ??????|????????a???1?3?
3.1 ??????????o???
???????1????????a???1?3??o???|????1??????????
?1 ??????????o?????????
?o??? |
???????1??? |
??????|??? |
??a???1?3? |
1 |
?????|??? |
?????????????????????????????? ????o??????2????????? |
????????????????????????????o??? |
2 |
??????????o| |
?o???|???Q/XS1001-2007 ????????1???????o???????????????????o????????'????????????????? |
GB/T 2951.1 |
3 |
?????????o| |
||
4 |
?????????13??????????-????o| |
3.1.1 ????????????????????
???????o?????3??????1?3????????a????????????????????a???????????????a??????1?o??????
??????????????????????1????????????????60????????????a?????????????1?o??????3??a???????????18??a???????????????o?13???????????????32???????????1???1?????????????o???????
????????????o????????????????13?????????
?????????????????????????o??????????????????????????
3.1.2 ???????????????????
???????o?????3??????1?3????????a????????????????????a???????
??????????????????????1????????????????60????????????a???????????3??a???????????18??a???????????????o?13???????????????32???????????1???1?????????????o???????
????????????o???????????????13?????????
?????????????????????????o?????????????????????????
3.1.3 ??????o???????-????o|????????
?o??????3.1.2???3??a????????????????
???3??a???????????18??a???????????????o?13???????????????32???????????1???1?????????????o???????????????????o??????o???????13?????????
??o?o????a??????????????-????o|????o???????????a????????????????????????????????????????1??????F???????o?????????13???????????????????15%??????????????????????????????????
3.2 ???????????
20a????????????????????o???|???Q/XS1001-2007????????1???????o??????????????????????o????????'???????????????????-?1????2????3????4????5??????????
??a????GB5023.2????????-2.1???????????
3.3 ????????a?
??????????????????????o????o????????2???????????'????????a??????????????????
??a???1?3????GB5023.2????????-2.2???2.3?????????????a????
3.4 ??????
????o?????????????????o??-??????????????????1?o???|????????3?????????????????-??1???????????1????????????|???
?????a?????'??????????????????????????a???????????????1??'?????|??????????o????????500mm,???????o????????200mm???
??????????|?????????|????a??????a???????????????????'???????????????????????????|??-10??????????-??1????o?????????????
???????????1???????3???????-??'??????o?????????
4 ???a?????
4.1 ?????
???????1??o???????o?????????-????o??????????????1?????????20Km??????????o???????a???????????????1?????o??????
?2 ??????????????????????o??????????a?
?o??? |
??a?|??? |
?????? |
????????????????? 300/300???300/500 |
????????????????? 450/750 |
|
1 |
????????????????????a? |
???????o| ????? |
m |
10 |
10 |
????'????' ????? |
H |
1 |
1 |
||
?' ??? |
a?? |
20?5 |
20?5 |
||
??a??????? |
V |
2000 |
2500 |
||
????????????????' ????? |
min |
5 |
5 |
||
2 |
???????o???????????a? |
???????o| ????? |
m |
5 |
5 |
????'????' ????? |
H |
1 |
1 |
||
?' ??? |
a?? |
20?5 |
20?5 |
||
??a??????? |
V |
|
|
||
??????????o|a?0.6 mm |
V |
1500 |
a??a?? |
||
??????????o|>0.6
mm |
V |
2000 |
2500 |
||
????????????????' |
min |
5 |
5 |
4.2 ???o?
???a??1???????????????3.1a??3.4??????1???????a????
4.3 ??????????-
??o??????a????????????????1????????????????????????????????????a????????????????|??????????????????????????1?o???????o????????????
????o??o?, ????o?????', ????o??o?????',????'