一、用途
电缆用于额定电压0.6/1,1.8/3,3.6,6/6,6/10,8.7/10,8.7/15,12/20,21/35,26/35KV输配电系统。
二、型号及名称
三、结构尺寸、技术参数
YJV—0.6/1KV交联低压电力电缆
导体标称横截面(mm2)
|
绝缘厚度(mm)
|
护套厚度(mm)
|
电缆近似外径(mm)
|
电缆近似重量(kg/km)
|
20℃导体电阻≤(
Ω/km)
|
试验电压A.C
|
电缆载流量
|
在空气中
|
直埋土壤中
|
Cu
|
Al
|
Cu
|
Al
|
(Kv/5min)
|
Cu
|
Al
|
C
|
Al
|
1×1.5
|
0.7
|
1.5
|
6
|
53
|
--
|
≤12.1
|
--
|
3.5
|
25
|
--
|
35
|
--
|
1×2.5
|
0.7
|
1.5
|
6
|
68
|
53
|
≤7.41
|
≤12.1
|
3.5
|
30
|
25
|
45
|
35
|
1×4
|
0.7
|
1.5
|
7
|
87
|
64
|
≤4.61
|
≤7.41
|
3.5
|
45
|
35
|
60
|
50
|
1×6
|
0.7
|
1.5
|
7
|
110
|
73
|
≤3.08
|
≤4.61
|
3.5
|
55
|
45
|
70
|
55
|
1×10
|
0.7
|
1.5
|
8
|
155
|
95
|
≤1.83
|
≤3.08
|
3.5
|
75
|
60
|
95
|
75
|
1×16
|
0.7
|
1.5
|
9
|
220
|
120
|
≤1.15
|
≤1.91
|
3.5
|
100
|
80
|
125
|
100
|
1×25
|
0.9
|
1.5
|
10
|
345
|
190
|
≤0.727
|
≤1.20
|
3.5
|
140
|
115
|
160
|
130
|
1×35
|
0.9
|
1.5
|
12
|
424
|
207
|
≤0.524
|
≤0.868
|
3.5
|
175
|
140
|
190
|
150
|
1×50
|
1.0
|
1.5
|
13
|
555
|
245
|
≤0.387
|
≤0.641
|
3.5
|
210
|
170
|
225
|
180
|
1×70
|
1.1
|
1.5
|
14
|
770
|
336
|
≤0.268
|
≤0.443
|
3.5
|
270
|
215
|
280
|
225
|
1×95
|
1.1
|
1.5
|
16
|
1040
|
455
|
≤0.193
|
≤0.320
|
3.5
|
340
|
275
|
335
|
270
|
1×120
|
1.2
|
1.5
|
18
|
1290
|
550
|
≤0.153
|
≤0.253
|
3.5
|
400
|
320
|
380
|
305
|
1×150
|
1.4
|
2.0
|
21
|
1590
|
650
|
≤0.124
|
≤0.206
|
3.5
|
460
|
370
|
425
|
340
|
1×185
|
1.6
|
2.0
|
23
|
1944
|
804
|
≤0.0991
|
≤0.164
|
3.5
|
530
|
415
|
480
|
375
|
1×240
|
1.7
|
2.0
|
25
|
2510
|
102
|
≤0.0754
|
≤0.125
|
3.5
|
625
|
490
|
555
|
435
|
1×300
|
1.8
|
2.0
|
34
|
3042
|
1160
|
≤0.0601
|
≤0.100
|
3.5
|
795
|
615
|
910
|
710
|
1×400
|
2.0
|
2.1
|
37
|
3869
|
1469
|
≤0.0470
|
≤.0778
|
3.5
|
930
|
730
|
1050
|
820
|
1×500
|
2.2
|
2.2
|
41
|
4910
|
1829
|
≤0.0366
|
≤.0605
|
3.5
|
1080
|
850
|
1190
|
940
|
1×600
|
2.4
|
2.3
|
45
|
6220
|
2305
|
≤0.0283
|
≤.0469
|
3.5
|
1250
|
1000
|
1350
|
1080
|
1×800
|
2.6
|
2.4
|
46
|
7870
|
2910
|
≤0.0221
|
≤.0367
|
3.5
|
1440
|
1160
|
1520
|
1220
|
1×1000
|
2.8
|
2.6
|
51
|
9804
|
3604
|
≤0.0176
|
≤.0291
|
3.5
|
1630
|
1330
|
1690
|
1380
|
3×1.5
|
0.7
|
1.5
|
10
|
145
|
--
|
≤12.1
|
--
|
3.5
|
25
|
--
|
30
|
--
|
3×2.5
|
0.7
|
1.5
|
11
|
185
|
140
|
≤7.41
|
≤12.1
|
3.5
|
30
|
25
|
35
|
30
|
3×4
|
0.7
|
1.5
|
12
|
250
|
175
|
≤4.61
|
≤7.41
|
3.5
|
40
|
30
|
50
|
40
|
3×6
|
0.7
|
1.5
|
13
|
320
|
210
|
≤3.08
|
≤4.61
|
3.5
|
50
|
40
|
60
|
45
|
3×10
|
0.7
|
1.5
|
15
|
450
|
260
|
≤1.83
|
≤3.08
|
3.5
|
65
|
50
|
80
|
60
|
3×16
|
0.7
|
1.5
|
17
|
640
|
340
|
≤1.15
|
≤1.91
|
3.5
|
85
|
65
|
100
|
80
|
3×25
|
0.9
|
2.0
|
21
|
940
|
470
|
≤0.727
|
≤1.20
|
3.5
|
115
|
90
|
130
|
100
|
3×35
|
0.9
|
2.0
|
23
|
1260
|
600
|
≤0.524
|
≤0.868
|
3.5
|
145
|
110
|
155
|
120
|
3×50
|
1.0
|
2.0
|
27
|
1670
|
730
|
≤0.387
|
≤0.641
|
3.5
|
175
|
130
|
185
|
140
|
3×70
|
1.1
|
2.0
|
30
|
2280
|
970
|
≤0.268
|
≤0.443
|
3.5
|
220
|
170
|
225
|
175
|
3×95
|
1.1
|
2.0
|
34
|
3020
|
1240
|
≤0.193
|
≤0.320
|
3.5
|
270
|
205
|
270
|
210
|
3×120
|
1.2
|
2.5
|
38
|
3790
|
1540
|
≤0.153
|
≤0.253
|
3.5
|
315
|
240
|
305
|
235
|
3×150
|
1.4
|
2.5
|
42
|
4750
|
1940
|
≤0.124
|
≤0.206
|
3.5
|
360
|
275
|
345
|
265
|
3×185
|
1.6
|
2.5
|
45
|
5654
|
2248
|
≤0.0991
|
≤0.164
|
3.5
|
420
|
320
|
390
|
301
|
3×240
|
1.7
|
3.0
|
51
|
7243
|
2723
|
≤0.0754
|
≤0.125
|
3.5
|
500
|
385
|
455
|
355
|
3×300
|
1.8
|
3.0
|
52
|
94656
|
3675
|
≤0.0601
|
≤0.100
|
3.5
|
570
|
445
|
430
|
395
|
3×400
|
2.0
|
3.0
|
54
|
12066
|
4506
|
≤0.0470
|
≤0.0778
|
3.5
|
670
|
530
|
580
|
460
|
4×4
|
0.7
|
1.5
|
13
|
253
|
155
|
≤4.61
|
≤7.41
|
3.5
|
40
|
30
|
50
|
40
|
4×6
|
0.7
|
1.5
|
14
|
337
|
184
|
≤3.08
|
≤4.61
|
3.5
|
50
|
40
|
60
|
45
|
4×10
|
0.7
|
1.5
|
16
|
501
|
258
|
≤1.83
|
≤3.08
|
3.5
|
65
|
50
|
80
|
60
|
4×16
|
0.7
|
2.0
|
19
|
778
|
366
|
≤1.15
|
≤1.91
|
3.5
|
85
|
65
|
100
|
80
|
4×25
|
0.7
|
2.0
|
22
|
1160
|
540
|
≤0.727
|
≤1.20
|
3.5
|
115
|
90
|
130
|
100
|
4×35
|
0.9
|
2.0
|
25
|
1554
|
686
|
≤0.524
|
≤0.868
|
3.5
|
145
|
110
|
155
|
120
|
4×50
|
1.0
|
2.0
|
28
|
2148
|
907
|
≤0.387
|
≤0.641
|
3.5
|
175
|
130
|
185
|
140
|
4×70
|
1.1
|
2.0
|
32
|
2928
|
1192
|
≤0.268
|
≤0.443
|
3.5
|
220
|
170
|
225
|
175
|
4×95
|
1.1
|
2.5
|
37
|
3954
|
1598
|
≤0.193
|
≤0.320
|
3.5
|
270
|
205
|
270
|
210
|
4×120
|
1.2
|
2.5
|
42
|
4925
|
1949
|
≤0.153
|
≤0.253
|
3.5
|
315
|
240
|
305
|
235
|
4×150
|
1.4
|
3.0
|
46
|
6238
|
2517
|
≤0.124
|
≤0.206
|
3.5
|
360
|
275
|
345
|
265
|
4×185
|
1.6
|
3.0
|
51
|
7562
|
3091
|
≤0.0991
|
≤0.164
|
3.5
|
420
|
320
|
390
|
305
|
4×240
|
1.7
|
3.0
|
57
|
9836
|
3825
|
≤0.0754
|
≤0.125
|
3.5
|
500
|
385
|
455
|
355
|
4×300
|
1.8
|
3.0
|
59
|
12550
|
4830
|
≤0.0601
|
≤0.100
|
3.5
|
570
|
445
|
430
|
395
|
4×400
|
2.0
|
3.0
|
62
|
15929
|
5840
|
≤0.0470
|
≤0.0778
|
3.5
|
670
|
530
|
580
|
460
|
3×4+1×2.5
|
0.7
|
1.5
|
13
|
236
|
147
|
≤4.61
|
≤7.41
|
3.5
|
40
|
30
|
50
|
40
|
3×6+1×4
|
0.7
|
1.5
|
14
|
316
|
187
|
≤3.08
|
≤4.61
|
3.5
|
50
|
40
|
60
|
45
|
3×10+1×6
|
0.7
|
1.5
|
16
|
461
|
234
|
≤1.83
|
≤3.08
|
3.5
|
65
|
50
|
80
|
60
|
3×16+1×10
|
0.7
|
1.5
|
18
|
679
|
322
|
≤1.15
|
≤1.91
|
3.5
|
85
|
65
|
100
|
80
|
3×25+1×16
|
0.9
|
2.0
|
22
|
1065
|
505
|
≤0.727
|
≤1.20
|
3.5
|
115
|
90
|
130
|
100
|
3×35+1×16
|
0.9
|
2.0
|
24
|
1360
|
615
|
≤0.524
|
≤0.868
|
3.5
|
145
|
110
|
155
|
120
|
3×50+1×25
|
1.0
|
2.0
|
28
|
1901
|
816
|
≤0.387
|
≤0.641
|
3.5
|
175
|
130
|
185
|
140
|
3×70+1×35
|
1.1
|
2.0
|
31
|
2585
|
1085
|
≤0.268
|
≤0.443
|
3.5
|
220
|
170
|
225
|
175
|
3×95+1×50
|
1.1
|
2.0
|
36
|
3518
|
1440
|
≤0.193
|
≤0.320
|
3.5
|
270
|
205
|
270
|
210
|
3×150+1×70
|
1.2
|
2.5
|
40
|
4443
|
1766
|
≤0.153
|
≤0.253
|
3.5
|
315
|
240
|
305
|
235
|
3×150+1×70
|
1.4
|
2.5
|
44
|
5326
|
2100
|
≤0.124
|
≤0.206
|
3.5
|
360
|
275
|
345
|
265
|
3×185+1×95
|
1.6
|
3.0
|
48
|
6682
|
2650
|
≤0.0991
|
≤0.164
|
3.5
|
420
|
320
|
390
|
301
|
3×240+1×120
|
1.7
|
3.0
|
53
|
8501
|
3291
|
≤0.0754
|
≤0.125
|
3.5
|
500
|
385
|
455
|
355
|
3×300+1×150
|
1.8
|
3.1
|
57
|
11155
|
4440
|
≤0.0601
|
≤0.100
|
3.5
|
570
|
445
|
430
|
395
|
3×400+1×240
|
2.0
|
3.1
|
60
|
14470
|
5392
|
≤0.0470
|
≤0.0778
|
3.5
|
670
|
530
|
580
|
460
|
四、局部放电实验
电压等级(3.6/6,6/6,8.7/10,12/20,18/30,21/
35,26/35)在1.73UO电压下局部放电量应不超过10PC
五、技术性能
1、弯曲半径:
单芯电缆允许弯曲半径为20(d+D)±5%
多芯电缆允许弯曲半径为15(d+D)±5%
D=电缆的实际外径(mm)
d=导体的实际直径(mm)
2、敷设温度:
低于0℃敷设时必须预先加温。
3、敷设落差:
电缆敷设不受水平落差限制。
六、不同环境温度下的栽流量修正系数
工作温度(℃)
|
空气温度
|
15
|
10
|
15
|
20
|
25
|
30
|
35
|
40
|
45
|
50
|
1.30
|
1.26
|
1.22
|
1.18
|
1.44
|
1.09
|
1.04
|
1.0
|
0.94
|
0.89
|
土壤温度
|
5
|
10
|
15
|
20
|
25
|
30
|
35
|
1.44
|
1.11
|
1.07
|
1.04
|
1.00
|
0.96
|
0.92
|
|