阻燃等级 |
供火温度 |
供火时间 |
成束敷设电缆的非金属材料体积 |
碳化高度 |
自息时间 |
适用产品 |
A |
≥815℃ |
40min |
≥7升/米|m |
≤2.5米 |
≤1h |
阻燃耐火电缆 |
B |
≥815℃ |
40min |
≥3.5升/米|m |
≤2.5米 |
≤1h |
阻燃耐火电缆 |
C |
≥815℃ |
20min |
≥1.5升/米|m |
≤2.5米 |
≤1h |
阻燃耐火电缆 |
D |
≥815℃ |
20min |
≥0.5升/米|m |
≤2.5米 |
≤1h |
阻燃耐火电缆 |
型号 |
名称 |
阻燃等级 |
芯数 |
截面m㎡ |
额定电压 |
ZR-BV |
铜芯聚氯乙烯绝缘阻燃电线 |
A.B.C.D |
1 |
1.5-400 |
450/750 |
ZR-BVV |
铜芯聚氯乙烯绝缘护套圆形阻燃电缆 |
A.B.C.D |
1-5 |
1.5-35 |
300-500 |
ZR-BVVB |
铜芯聚氯乙烯绝缘聚氯乙烯护套扁形阻燃电缆 |
A.B.C.D |
2,3 |
0.75-10 |
300-500 |
ZR-BVR |
铜芯聚氯乙烯绝缘阻燃软电缆 |
A.B.C.D |
1 |
2.5-70 |
450/750 |
ZR-RVS |
铜芯聚氯乙烯绝缘绞型连接用软电缆 |
A.B.C.D |
1 |
0.75-2.5 |
300/300 |
ZR-RV |
铜芯软导体无护套阻燃电缆 |
A.B.C.D |
1 |
1.5-240 |
450/750 |
ZR-KVV |
聚氯乙烯绝缘聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KVV²² |
聚氯乙烯绝缘钢带铠装聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KVVP² |
聚氯乙烯绝缘铜带屏蔽聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KVVP²-²² |
聚氯乙烯绝缘铜带屏蔽钢带铠装聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KYJV |
交联聚乙烯绝缘聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KYJV²² |
交联聚乙烯绝缘钢带铠装聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KYJVP² |
交联聚乙烯绝缘铜带屏蔽聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-KYJVP²ˉ²² |
交联聚乙烯绝缘铜带屏蔽钢带铠装聚氯乙烯护套阻燃控制电缆 |
A.B.C.D |
2-61 |
1-10 |
450/750 |
ZR-VV |
交联聚乙烯绝缘聚氯乙烯护套阻燃电力电缆 |
A.B.C.D |
1-5 |
1.5-800 |
600/1000 |
ZR-VV²² |
聚氯乙烯绝缘钢带铠装聚氯乙烯护套阻燃电力电缆 |
A.B.C.D |
1-5 |
1.5-800 |
600/1000 |
ZR-YJV |
交联聚氯乙烯绝缘聚氯乙烯护套阻燃电力电缆 |
A.B.C.D |
1-5 |
1.5-800 |
600/1000 |
ZR-YJV²² |
交联聚乙烯绝缘钢带铠装聚氯乙烯护套阻燃电力电缆 |
A.B.C.D |
1-5 |
1.5-800 |
600/1000 |
项目 |
单芯电缆 |
多芯电缆 |
||
无铠装 |
有铠装 |
无铠装 |
有铠装 |
|
安装时最小弯曲半径 |
20D |
15D |
15D |
12D |
主绝缘线芯导体标称截面m㎡ |
中性线导体标称截面m㎡ |
|
3+1、3+2、4+1芯 |
等4、5芯 |
|
4 |
2、5 |
4 |
6 |
4 |
6 |
10 |
6 |
10 |
16 |
10 |
16 |
25 |
16 |
25 |
35 |
16 |
35 |
50 |
25 |
50 |
70 |
35 |
70 |
95 |
50 |
95 |
120 |
70 |
120 |
150 |
70 |
150 |
185 |
95 |
185 |
240 |
120 |
240 |
300 |
150 |
300 |
400 |
185 |
400 |
6、单芯电缆导电线芯为圆形,16m㎡ 及以上者可以紧压。多芯电缆线芯截面为35m㎡及以下者,其线芯应为圆形,线芯截面在50m㎡及以上者为扇形、瓦型或半圆形。四芯电缆中第芯(中性线芯)可为圆形或扇形。五芯电缆中性线可为圆形或瓦型6m㎡及以下者允许由单根导体构成,10m㎡及以上者由多根单线组成。成型导体(扇形、瓦型或半圆形)应当紧压。七、主要性能
截面m㎡ |
直径m㎡ |
非金属含量升/米 |
截面m㎡ |
直径mm |
非金属含量升/米 |
截面m㎡ |
直径mm |
非金属含量升/米 |
截面m㎡ |
直径mm |
非金属含量升/米 |
1.5 |
3.4 |
0.0076 |
16 |
8 |
0.0342 |
95 |
17 |
0.1319 |
300 |
29.5 |
0.3831 |
2.5 |
4.2 |
0.0113 |
25 |
9.8 |
0.0504 |
120 |
19 |
0.1634 |
400 |
33.5 |
0.4810 |
4 |
4.8 |
0.0141 |
35 |
11 |
0.0600 |
150 |
21 |
0.1962 |
|
|
|
6 |
5.4 |
0.0169 |
50 |
13 |
0.0827 |
185 |
23.5 |
0.2485 |
|
|
|
10 |
6.8 |
0.0263 |
70 |
15 |
0.1066 |
240 |
26.5 |
0.3113 |
|
|
|
1芯core |
3芯core |
(3+1)芯core |
||||||
截面m㎡ |
直径m㎡ |
非金属含量升/米 |
截面m㎡ |
直径mm |
非金属含量升/米 |
截面m㎡ |
直径mm |
非金属含量升/米 |
1.5 |
5.8 |
0.0294 |
1.5 |
10.4 |
0.0878 |
|
||
2.5 |
6.2 |
0.0327 |
2.5 |
11.3 |
0.0975 |
2.5 |
11.9 |
0.1099 |
4 |
7.1 |
0.0416 |
4 |
13.2 |
0.1238 |
4 |
13.7 |
0.1369 |
6 |
7.6 |
0.0461 |
6 |
14.3 |
0.1372 |
6 |
15.2 |
0.1572 |
10 |
8.9 |
0.0576 |
10 |
17.0 |
0.1742 |
10 |
17.8 |
0.1957 |
16 |
9.6 |
0.0643 |
16 |
18.6 |
0.1961 |
16 |
20.0 |
0.2295 |
25 |
11.2 |
0.0830 |
25 |
22.5 |
0.2910 |
25 |
23.7 |
0.3181 |
35 |
12.2 |
0.0926 |
35 |
24.6 |
0.3203 |
35 |
25.5 |
0.3448 |
50 |
14.0 |
0.1161 |
50 |
25.3 |
0.3481 |
50 |
28.6 |
0.4166 |
70 |
15.8 |
0.1386 |
70 |
28.4 |
0.4069 |
70 |
32.3 |
0.4864 |
95 |
18.0 |
0.1753 |
95 |
32.4 |
0.5098 |
95 |
37.3 |
0.6298 |
120 |
19.4 |
0.1918 |
120 |
35.4 |
0.5745 |
120 |
40.5 |
0.7090 |
150 |
21.6 |
0.2343 |
150 |
39.0 |
0.6911 |
150 |
44.4 |
0.8489 |
185 |
23.8 |
0.2809 |
185 |
43.0 |
0.8230 |
185 |
48.7 |
1.0244 |
240 |
26.5 |
0.3323 |
240 |
48.8 |
1.0379 |
240 |
56.0 |
1.2635 |
300 |
31.3 |
0.4284 |
300 |
53.0 |
1.2344 |
300 |
62.2 |
1.5166 |
(续表6)
4芯core |
5芯core |
(4+1)芯core |
5芯core |
||||||||
截面 m㎡ |
直径 m㎡ |
非金属含量升/米 |
截面 m㎡ |
直径 mm |
非金属含量升/米 |
截面 m㎡ |
直径mm |
非金属含量升/米 |
截面 m㎡ |
直径 mm |
非金属含量升/米 |
1.5 |
11.2 |
0.1012 |
1.5 |
12.0 |
0.1158 |
|
|||||
2.5 |
12.2 |
0.1128 |
2.5 |
13.1 |
0.1294 |
2.5 |
12.9 |
0.1099 |
2.5 |
13.3 |
0.1474 |
4 |
14.3 |
0.1456 |
4 |
15.5 |
0.1717 |
4 |
15.0 |
0.1369 |
4 |
15.0 |
0.1723 |
6 |
15.5 |
0.1646 |
6 |
16.9 |
0.1908 |
6 |
16.6 |
0.1572 |
6 |
16.3 |
0.1913 |
10 |
18.6 |
0.2066 |
10 |
20.3 |
0.2410 |
10 |
19.6 |
0.1957 |
10 |
18.9 |
0.2290 |
16 |
20.4 |
0.2329 |
16 |
22.4 |
0.2716 |
16 |
22.4 |
0.2295 |
16 |
22.0 |
0.2732 |
25 |
24.7 |
0.3356 |
25 |
27.1 |
0.3932 |
25 |
26.2 |
0.3181 |
25 |
25.4 |
0.3596 |
35 |
27.1 |
0.3712 |
35 |
30.0 |
0.4465 |
35 |
28.6 |
0.3448 |
35 |
27.0 |
0.3848 |
50 |
27.5 |
0.4222 |
50 |
31.6 |
0.5273 |
50 |
29.9 |
0.4166 |
50 |
28.5 |
0.4471 |
70 |
31.4 |
0.5068 |
70 |
36.0 |
0.6182 |
70 |
33.9 |
0.4864 |
70 |
32.3 |
0.5218 |
95 |
36.0 |
0.6375 |
95 |
41.4 |
0.7916 |
95 |
39.0 |
0.6298 |
95 |
36.8 |
0.6635 |
120 |
39.1 |
0.7153 |
120 |
44.4 |
0.8834 |
120 |
41.5 |
0.7090 |
120 |
39.5 |
0.7445 |
150 |
43.4 |
0.8806 |
150 |
49.1 |
1.0808 |
150 |
46.9 |
0.8489 |
150 |
44.2 |
0.9157 |
185 |
47.8 |
1.0480 |
185 |
54.8 |
1.3155 |
185 |
52.0 |
1.0244 |
185 |
49.0 |
1.0960 |
240 |
54.3 |
1.3174 |
240 |
61.8 |
1.6326 |
240 |
59.0 |
1.2635 |
240 |
55.6 |
1.3450 |
300 |
60.9 |
1.5883 |
300 |
|
表7 0.6/1KV交联聚乙烯绝缘非铠装电缆非金属含量参考表
1芯core |
3芯core |
(3+1)芯core |
||||||
截面 m㎡ |
直径 m㎡ |
非金属含量升/米 |
截面 m㎡ |
直径 mm |
非金属含量升/米 |
截面 m㎡ |
直径mm |
非金属含量升/米 |
1.5 |
5.6 |
0.0265 |
1.5 |
10.0 |
0.0768 |
|
||
2.5 |
6.0 |
0.0296 |
2.5 |
10.8 |
0.0858 |
2.5 |
11.4 |
0.0993 |
4 |
6.5 |
0.0331 |
4 |
11.9 |
0.0964 |
4 |
12.5 |
0.1114 |
6 |
7.0 |
0.0370 |
6 |
13.0 |
0.1078 |
6 |
13.7 |
0.128 |
10 |
8.3 |
0.0468 |
10 |
15.7 |
0.1398 |
10 |
16.4 |
0.1578 |
16 |
9.0 |
0.0525 |
16 |
17.4 |
0.1589 |
16 |
18.5 |
0.1871 |
25 |
10.6 |
0.0691 |
25 |
21.2 |
0.2441 |
25 |
22.3 |
0.2678 |
35 |
11.6 |
0.0774 |
35 |
23.4 |
0.2696 |
35 |
24.1 |
0.2907 |
50 |
13.2 |
0.0938 |
50 |
23.6 |
0.2730 |
50 |
25.9 |
0.3201 |
70 |
15.1 |
0.1145 |
70 |
27.0 |
0.3299 |
70 |
29.9 |
0.3958 |
95 |
16.8 |
0.1325 |
95 |
30.1 |
0.3827 |
95 |
33.8 |
0.4701 |
120 |
18.5 |
0.1559 |
120 |
33.5 |
0.4562 |
120 |
37.4 |
0.5610 |
150 |
20.6 |
0.1915 |
150 |
37.3 |
0.5725 |
150 |
41.2 |
0.6797 |
185 |
22.8 |
0.2308 |
185 |
41.3 |
0.6985 |
185 |
46.2 |
0.8274 |
240 |
25.4 |
0.2751 |
240 |
46.7 |
0.8649 |
240 |
51.9 |
1.0103 |
300 |
30.1 |
0.3551 |
300 |
50.3 |
0.9897 |
300 |
57.5 |
1.1943 |
续表7
4芯core |
5芯core |
(4+1)芯core |
(3+2)芯core |
||||||||
截面 m㎡ |
直径 m㎡ |
非金属含量升/米 |
截面 m㎡ |
直径 mm |
非金属含量升/米 |
截面 m㎡ |
直径mm |
非金属含量升/米 |
截面 m㎡ |
直径 mm |
非金属含量升/米 |
1.5 |
10.7 |
0.0912 |
1.5 |
11.5 |
0.1042 |
|
|||||
2.5 |
11.7 |
1.1019 |
2.5 |
12.6 |
0.1166 |
2.5 |
12.4 |
0.1141 |
2.5 |
12.2 |
0.1116 |
4 |
12.8 |
0.1151 |
4 |
13.9 |
0.1354 |
4 |
13.6 |
0.1284 |
4 |
13.3 |
0.1255 |
6 |
14.0 |
0.1316 |
6 |
15.20. |
0.1513 |
6 |
15.0 |
0.1481 |
6 |
14.7 |
0.1450 |
10 |
17.2 |
0.1671 |
10 |
18.7 |
0.1935 |
10 |
18.0 |
0.1842 |
10 |
17.3 |
0.1786 |
16 |
19.0 |
0.1896 |
16 |
20.7 |
0.2194 |
16 |
20.7 |
0.2235 |
16 |
20.3 |
0.2221 |
25 |
23.2 |
0.2833 |
25 |
25.5 |
0.3300 |
25 |
24.6 |
0.3152 |
25 |
23.7 |
0.3004 |
35 |
25.6 |
0.3138 |
35 |
28.4 |
0.3761 |
35 |
26.8 |
0.3439 |
35 |
25.4 |
0.3219 |
50 |
26.2 |
0.3375 |
50 |
28.9 |
0.4069 |
50 |
26.6 |
0.3616 |
50 |
26.2 |
0.3442 |
70 |
30.5 |
0.4250 |
70 |
33.9 |
0.5098 |
70 |
31.1 |
0.4606 |
70 |
30.4 |
0.4238 |
95 |
34.4 |
0.4962 |
95 |
38.1 |
0.6016 |
95 |
48.1 |
0.5398 |
95 |
34.1 |
0.5136 |
120 |
38.0 |
0.5901 |
120 |
41.7 |
0.7114 |
120 |
54.1 |
0.6370 |
120 |
37.3 |
0.6097 |
150 |
42.3 |
0.7309 |
150 |
46.4 |
0.8879 |
150 |
61.7 |
0.8010 |
150 |
41.8 |
0.7331 |
185 |
46.9 |
0.8906 |
185 |
52.1 |
1.1009 |
185 |
48.1 |
0.8073 |
185 |
46.9 |
0.9085 |
240 |
53.1 |
1.0996 |
240 |
58.3 |
1.3172 |
240 |
54.1 |
0.9972 |
240 |
52.7 |
1.0924 |
300 |
59.4 |
1.3031 |
300 |
|
3、在同一通道中敷设的电缆,应选用同一阻燃等级的 电缆。阻燃和非阻燃电缆不宜在同一通道内敷设。
4、敷设在有盖槽盒,有盖板的电缆沟中的电缆,若已采取封堵,阻水等防止延燃措施,可以降低一级阻燃要求。