4.有关类型和名称,请参见表1
类型
名称
铜导体
铝导体
合资公司
N-YJLV
交联聚乙烯绝缘聚氯乙烯护套阻燃电力电缆
ZA(BC)N-YJV
ZA(BC)N-YJLV
交联聚乙烯绝缘聚氯乙烯护套阻燃耐火电力电缆
N-YJV22
N-YJLV22
交联聚乙烯绝缘钢带铠装聚氯乙烯护套耐火电力电缆
ZA(BC)N-YJV22
ZA(BC)N-YJLV22
交联聚乙烯绝缘钢带铠装聚氯乙烯护套阻燃耐火电力电缆
5.结构形式
5.1导体/防火绝缘层/普通绝缘层/电缆/填料/捆扎/护套
5.2导体/防火绝缘层/普通绝缘层/电缆/绑扎/垫层/铠装/护套
6.电缆规格见表2:
类型
核心数
主磁芯的标称横截面积mm2
铜导体
铝导体
N-YJV ZA(B.C)N-YJV
-
N-YJV22 ZA(BC)N-YJV22
-
N-YJLV ZA(B.C)
N-YJLV22 ZA(BC)N-YJLV22
1个
1.5-240
2.5-240
10-240
N-YJV ZA(B.C)
-
N-YJV22 ZA(BC)N-YJV22
-
N-YJLV ZA(B.C)
N-YJLV22 ZA(BC)N-YJLV22
2
1.5-240
2.5-240
4-240
N-YJV ZA(B.C)
-
N-YJV22 ZA(BC)N-YJV22
-
N-YJLV ZA(B.C)N-YJLV
N-YJLV22 ZA(BC)N-YJLV22
3
1.5-240
2.5-240
4-240
N-YJV ZA(B.C)
-
N-YJV22 ZA(BC)N-YJV22
-
N-YJLV ZA(B.C)
N-YJLV22 ZA(BC)N-YJLV22
3 + 1
1.5-240
2.5-240
4-240
N-YJV ZA(B.C)
N-YJV22 ZA(BC)N-YJV22
N-YJLV ZA(B.C)N-YJLV
N-YJLV22 ZA(BC)N-YJLV22
4
4-185
4-185
N-YJV ZA(B.C)
N-YJV22 ZA(BC)N-YJV22
N-YJLV ZA(B.C)
N-YJLV22 ZA(BC)N-YJLV22
4 + 1
2.5-240
2.5-240
N-YJV ZA(B.C)
N-YJV22 ZA(BC)N-YJV22
N-YJLV ZA(B.C)N-YJLV
N-YJLV22 ZA(BC)N-YJLV22
3 + 2
2.5-240
2.5-240
N-YJV ZA(B.C)
N-YJV22 ZA(BC)N-YJV22
N-YJLV ZA(B.C)N-YJLV
N-YJLV22 ZA(BC)N-YJLV22
5
2.5-25
2.5-25
7.主要技术要求
防火性能必须符合表3的规定
表3防火性能要求
码
适用范围
加热时间加冷却时间(分钟)
测试电压V
验收标准
测试方法
?
0.6 / 1KV以下电缆
90 + 15
额定电压
1)2A保险丝没有损坏
2)指示灯不熄灭
GB / T19216.21
注意:加热温度在750到800℃之间
成束电缆的阻燃性能必须符合表4的规定
表4束状电缆阻燃性能要求
码
样品体积(非金属材料)L / M
加热时间
验收标准
测试方法
ZA
7
40
焦高≤2.5m
GB / T18380.3
ZB
3.5
40
零碳
1.5
20
产品其他性能应符合表5的规定
表5
标称横截面积mm2
标称厚度
毫米
绝缘线芯
火花测试kv
交流电压测试
导体直流电阻(20℃以下)
不得超过Ω/ km
铜导体
铝导体
1.5
0.8
5
3.5
12.1
-
2.5
0.8
5
3.5
7.41
-
4
1.0
6
3.5
4.61
7.41
6
1.0
6
3.5
3.08
4.61
10
1.0
6
3.5
1.83
3.08
16
1.0
7
3.5
1.15
1.91
25
1.2
7
3.5
0.727
1.20
35
1.2
8
3.5
0.524
0.868
50
1.4
9
3.5
0.387
0.641
70
1.4
9
3.5
0.268
0.443
95
1.6
9
3.5
0.193
0.32
120
1.6
9
3.5
0.153
0.253
150
1.8
9
3.5
0.124
0.206
185
2.0
9
3.5
0.091
0.164
240
2.2
9
3.5
0.0754
0.125
0.6/1kv Single-core PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv Single-core PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv Two-core PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv Two-core PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv Three-core PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv Three-core PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv (3+1) PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv (3+1) PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv Four-core(equivalent crossection) PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv Four-core(equivalent crossection) PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv (3+2) PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv (3+2) PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv (4+1) PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv (4+1) PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv Five-core(equivalent crossection) PVC insulated and sheathed power cable(VV,VLV) 0.6/1kv Five-core(equivalent crossection) PVC insulated and sheathed power cable(VV,VLV)
0.6/1kv Two-core PVC insulated steel tape armored PVC sheathed power cable(VV22,VLV22) 0.6/1kv Two-core PVC insulated steel tape armored PVC sheathed power cable(VV22,VLV22)
0.6/1kv Three-core PVC insulated steel tape armored PVC sheathed power cable(VV22,VLV22) 0.6/1kv Three-core PVC insulated steel tape armored PVC sheathed power cable(VV22,VLV22)
0.6/1kv Four-core(equivalent crossection) PVC insulated (steel tape armored)sheathed power cable(VV22,VLV22) 0.6/1kv Four-core(equivalent crossection) PVC insulated (steel tape armored)sheathed power cable(VV22,VLV22)
0.6/1kv (3+1) PVC insulated steel tape armored sheathed power cable(VV22,VLV22) 0.6/1kv (3+1) PVC insulated steel tape armored sheathed power cable(VV22,VLV22)
0.6/1kv (3+2) PVC insulated steel tape armored sheathed power cable(VV22,VLV22)
0.6/1kv (4+1) PVC insulated steel tape armored sheathed power cable(VV22,VLV22) 0.6/1kv (4+1) PVC insulated steel tape armored sheathed power cable(VV22,VLV22)
0.6/1kv Five-core(equivalent crossection) PVC insulated (steel tape armored)sheathed power cable(VV22,VLV22) 0.6/1kv Five-core(equivalent crossection) PVC insulated (steel tape armored)sheathed power cable(VV22,VLV22)
0.6/1kv Single-core sioplas insulated PVC sheathed power cable(YJV,YJLV) 0.6/1kv Single-core sioplas insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv Two-core sioplas insulated PVC sheathed power cable(YJV,YJLV) 0.6/1kv Two-core sioplas insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv Three-core sioplas insulated PVC sheathed power cable(YJV,YJLV) 0.6/1kv Three-core sioplas insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv Four-core(equivalent crossection) sioplas insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv (3+1) sioplas insulated PVC sheathed power cable(YJV,YJLV) 0.6/1kv (3+1) sioplas insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv Two-core sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22) 0.6/1kv Two-core sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22)
0.6/1kv Three-core sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22) 0.6/1kv Three-core sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22)
0.6/1kv Four-core(equivalent crossection) sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22) 0.6/1kv Four-core(equivalent crossection) sioplas insulated Steel Tape Armored PVC sheathed power cable(YJV22,YJLV22)
0.6/1kv(3+1) sioplas insulated PVC sheathed power cable Steel Tape Armored(YJV22,YJLV22) 0.6/1kv(3+1) sioplas insulated PVC sheathed power cable Steel Tape Armored(YJV22,YJLV22)
3.6/6kv single-core XLPE insulated PVC sheathed power cable(YJV,YJLV)
0.6/1kv four-core(equivalent crossection) sioplas insulated PVC sheathed power cable Steel Tape Armored(YJV,YJLV) 0.6/1kv four-core(equivalent crossection) sioplas insulated PVC sheathed power cable Steel Tape Armored(YJV,YJLV)
0.6/1kv Fvie-core(equivalent crossection) sioplas insulated Steel Tape Armored PVC sheathed power cable with Rated Voltage of 0.6/1KV(YJV22,YJLV22) 0.6/1kv Fvie-core(equivalent crossection) sioplas insulated Steel Tape Armored PVC sheathed power cable with Rated Voltage of 0.6/1KV(YJV22,YJLV22)
0.6/1kv(3+2) Core Sioplas insulated PVC sheathed power cable With Rated Voltage of 0.6/1KV(YJV,YJLV) 0.6/1kv(3+2) Core Sioplas insulated PVC sheathed power cable With Rated Voltage of 0.6/1KV(YJV,YJLV)
0.6/1kv(3+2) Core Sioplas insulated Steel Tape Armored PVC sheathed power cable With Rated Voltage of 0.6/1KV(YJV22,YJLV22) 0.6/1kv(3+2) Core Sioplas insulated Steel Tape Armored PVC sheathed power cable With Rated Voltage of 0.6/1KV(YJV22,YJLV22)
0.6/1kv(3+2) Core Sioplas insulated PVC sheathed power cable With Rated Voltage of 0.6/1KV(YJV22,YJLV22) 0.
3.低环境温度:
(1)阻燃聚氯乙烯绝缘及护套:固定敷设-40 CEL;非固定铺设-15 CEL;
(2)氟塑料绝缘和护套:固定敷设-60 CEL;非固定铺设-20 CEL;
4.电缆敷设温度应确保高于0 CEL。
5.防火性能:
符合IEC 331规定GB12666.6
火焰温度750 CEL火焰温度950 CEL -1000 CEL火焰温度750 CEL -800 CEL
燃烧时间燃烧时间3h 90min 90min燃烧时间
附加冷却时间21h附加电压电压额定电压额定电压
附加电压额定电压附加电流3A附加电流3A
附加电流3A A级B级
6.敷设推荐的弯曲半径:非铠装,编织屏蔽电缆应不小于电缆直径的6倍;
钢铠装电缆应不小于电缆直径的12倍;
氟塑料绝缘和护套材料电缆应不小于电缆直径的8倍。
电阻电缆用途:
适用于石油,化工,冶金,电厂,输电站,高层建筑,地铁,隧道等要求使用的耐火性能。
8.7 / 10,8.7 / 15kv单芯交联聚乙烯绝缘聚氯乙烯护套电力电缆(YJV,YJLV)
标称
交叉-
断面
面积
电缆
ath Th-
近似度
Quter Dl-
公尺
能约
重量
的
电缆直流
实境
电缆数量
在20°C A.C Reals下
在
操作
温度
铜铝铜铝铜铝铜铝
mm2mm mm mm mm kg / km kg / kmΩ/ KmΩ/ KmΩ/ KmΩ/ Km
25 4.5 1.8 23.0 23.0 775617 0.727 1.200 0.9271 1.5385
35 4.5 1.8 24.0 24.0 899 678 0.524 0.868 0.6683 1.1130
50 4.5 1.8 26.0 26.0 1073 757 0.387 0.641 0.4936 0.8220
70 4.5 1.8 27.0 27.0 1308 866 0.268 0.443 0.3420 0.5681
95 4.5 1.8 29.0 29.0 1596 996 0.193 0.320 0.2465 0.4105
120 4.5 1.9 30.0 30.0 1874 1116 0.153 0.253 0.1956 0.3247
150 4.5 1.9 32.0 32.0 2194 1250 0.124 0.206 0.1588 0.2645
185 4.5 2.0 34.0 34.0 2649 1481 0.0991 0.164 0.1272 0.2108
240 4.5 2.1 36.0 36.0 3234 1719 0.0754 0.125 0.0972 0.1609
300 4.5 2.1 38.0 38.0 3865 1971 0.0601 0.100 0.0780 0.1290
400 4.5 2.2 42.0 42.0 4830 2354 0.0407 0.0778 0.0616 0.1010
500 4.5 2.4 44.0 44.0 5795 2737 0.0366 0.0605 0.0489 0.0789
城市电缆
感应反应
阻碍
由于
电缆正极
负
顺序
阻抗零序
阻抗短路
当前
Cu AL Cu AL导体屏蔽
铜
铜带
铜丝
铜带
铜铜铝铜
铜带
线
uF / Km MH / KmΩ/ KmΩ/ KmΩ/ KmΩ/ KmΩ/ KmΩ/ KmΩ/ Km KA KA KA KA
0.1576 0.6474 0.2033 0.9491 1.5520 6.6866 2.2149 7.2980 2.8525 3.69 2.42 1.094 3.540
0.1725 0.6248 0.1962 0.6965 1.1302 6.4358 1.9581 6.8804 2.4290 5.15 3.37 1.092 3.536
0.1917 0.6011 0.1877 0.5284 0.8434 6.2690 1.7854 6.5974 2.4209 7.31 4.79 1.091 3.532
0.2167 0.5765 0.1810 0.3889 0.5962 6.1283 1.6355 6.3544 1.8880 10.2 6.68 1.090 3.527
0.2400 0.5608 0.1761 0.3029 0.4467 6.0548 1.0685 6.2188 1.2477 13.8 9.02 1.066 5.494
0.2603 0.5473 0.1719 0.2604 0.3674 5.4785 1.0185 6.2920 1.1628 17.4 11.4 1.266 5.489
0.2834 0.5341 0.1677 0.2310 0.3132 5.1310 0.9826 5.2368 1.1036 21.7 14.2 1.285 5.484
0.3123 0.5252 0.1649 0.2083 0.2676 5.0985 0.7214 5.1821 0.8181 26.7 17.5 1.266 7.680
0.3439 0.5143 0.1615 0.1885 0.2280 5.0854 0.6932 5.1491 0.7682 34.6 22.6 1.266 7.659
0.3755 0.5032 0.1580 0.1762 0.2024 5.0711 0.6748 5.1222 0.7373 43.1 26.2 1.261 7.652
0.4213 0.4927 0.1547 0.1665 0.1848 5.0788 0.6613 5.1182 0.7092 57.4 37.6 1.256 7.622
0.4613 0.4848 0.1522 0.1599 0.1747 5.0821 0.6495 5.1121 0.6851 71.7 47.0 1.253 7.603