Thermal-resistant Aluminum Alloy Conductors Steel Reinforced used in the 35KV 110KV 220KV 330KV 500KV 750KV 1000KV substation project, the wire alloying, improve high-temperature performance products, wire section, increase the carrying capacity, high temperature resistance, high conductivity, low loss, reduce power loss, improve the safety of equipment operation. Installation and maintenance are the same as ordinary Aluminum Conductors Steel Reinforced installation procedures, without any special tools, installation, installation, convenient maintenance and low cost.
Parameter table of steel core Thermal-resistant aluminum alloy stranded wire:
Aluminum/ steel
m㎡
Structure, root number / diameter
㎜
Calculation section area
external diameter
Current resistance at 20 degrees centigrade
Not greater than
Ω/km
Calculation
Pulling force
Unit length
Quality
Kg/km
The delivery length is not less than
m
aluminum
steel
aluminum
steel
Total
NRLH58
NRLH60
150/20
24/2.78
7/1.85
145.68
18.82
164.50
16.67
0.20830
0.20135
46.78
549.4
3000
150/25
26/2.70
7/2.10
148.86
24.25
173.11
17.10
0.20400
0.19720
53.67
601.0
3000
150/35
30/2.50
7/2.50
147.26
34.36
181.62
17.50
0.20636
0.19948
64.21
676.2
3000
185/25
24/3.15
7/2.10
187.04
24.25
211.29
18.90
0.16224
0.15683
59.23
706.1
3000
185/30
26/2.98
7/2.32
181.34
29.59
210.93
18.88
0.16746
0.16188
64.56
732.6
3000
185/45
30/2.80
7/2.80
184.73
43.10
227.83
19.60
0.16451
0.15902
80.54
848.2
3000
210/25
24/3.33
7/2.22
209.02
27.10
236.12
19.98
0.14517
0.14033
66.19
789.1
2000
210/35
26/3.22
7/2.50
211.73
34.36
246.09
20.38
0.14343
0.13865
74.11
853.9
2000
210/50
30/2.98
7/2.98
209.24
48.82
258.06
20.86
0.14523
0.14039
91.23
960.8
2000
240/30
24/3.60
7/2.40
244.29
31.67
275.96
21.60
0.12421
0.12007
75.19
922.2
2000
240/40
26/3.42
7/2.66
238.85
38.90
277.75
21.66
0.12715
0.12291
83.76
964.3
2000
240/55
30/3.20
7/3.20
241.27
56.30
297.57
22.40
0.12595
0.12751
101.74
1108.0
2000
300/15
42/3.00
7/1.67
296.88
15.33
312.21
23.01
0.10236
0.09895
66.93
939.8
2000
300/20
45/2.93
7/1.95
303.42
20.91
324.33
23.76
0.10016
0.09682
76.04
1002.2
2000
300/25
48/2.85
7/2.22
306.21
27.10
333.31
23.76
0.09925
0.09594
83.76
1058.5
2000
300/40
24/3.99
7/2.66
300.09
38.90
338.99
23.94
0.10112
0.09775
92.36
1132.7
2000
300/50
26/3.83
7/2.98
299.54
48.82
348.36
24.26
0.10138
0.09800
103.59
1210.0
2000
300/70
30/3.60
7/3.60
305.36
71.25
376.61
25.20
0.09952
0.09620
127.23
1402.0
2000
400/20
42/3.51
7/1.95
406.40
20.91
427.31
26.91
0.07478
0.07228
89.48
1286.8
2000
400/25
45/3.33
7/2.22
391.91
27.10
419.01
26.64
0.07754
0.07495
96.37
1295.2
2000
400/35
48/3.22
7/2.50
390.88
34.36
425.24
26.82
0.07775
0.07516
103.67
1349.4
2000
400/50
54/3.07
7/3.07
399.73
51.82
451.55
27.63
0.07610
0.07356
122.95
1511.5
2000
400/65
26/4.42
7/3.44
398.94
65.06
464.00
28.00
0.07612
0.07358
135.39
1611.3
2000
400/95
30/4.16
19/2.50
407.75
93.27
501.02
29.14
0.09952
0.09620
171.56
1857.4
2000
500/35
45/3.75
7/2.5
497.01
34.36
531.37
30.00
0.06114
0.05911
118.69
1642.5
1500
500/45
48/3.60
7/2.80
488.58
43.10
531.68
30.00
0.06220
0.06013
127.31
1687.9
1500
500/65
54/3.44
7/3.44
501.88
65.06
566.04
30.96
0.06061
0.05859
154.37
1897.8
1500
630/45
45/4.20
7/2.80
623.45
43.10
666.55
33.60
0.04879
0.04716
148.89
2060.1
1500
630/55
48/4.12
7/3.20
639.92
56.30
696.22
34.32
0.04749
0.04591
164.31
2209.5
1500
630/80
54/3.87
19/2.32
635.19
80.32
715.51
34.82
0.04789
0.04629
193.19
2388.2
1500
800/55
45/4.80
7/3.2
814.30
56.30
870.60
38.40
0.03732
0.03607
192.22
2691.1
1500
800/70
48/4.63
7/3.60
808.15
71.25
879.40
38.58
0.03761
0.03635
207.68
2791.5
1500
800/100
54/4.33
19/2.60
795.17
100.88
896.05
38.98
0.03825
0.03698
242.23
2992.3
1500
900/40
72/3.99
7/2.66
900.26
38.90
939.16
39.90
0.03379
0.03266
188.39
2794.6
1000
1000/45
72/4.21
7/2.80
1002.3
43.1
1045.4
42.08
0.03035
0.02933
209.26
3100.3
1000
1120/50
72/4.45
19/1.78
1119.8
47.3
1167.1
44.5
0.02716
0.02626
219.93
3464.9
800
1120/90
84/4.12
19/2.47
1119.9
91.0
1210.9
45.31
0.02718
0.02628
268.41
3811.5
600
1250/50
72/4.71
19/1.88
1249.2
52.7
1301.9
47.00
0.02435
0.02354
251.58
3867.1
600
1250/100
84/4.35
19/2.61
1248.4
101.7
1350.0
47.85
0.02438
0.02357
305.64
4253.9
600
1400/120
84/4.60
19/2.80
1396.0
117.0
1513.0
50.80
0.02071
0.02002
338.55
4821.0
500
1400/135
88/4.50
19/3.00
1399.6
134.3
1542.9
51.00
0.02067
0.01998
358.84
4962.0
500
1440/120
84/4.67
19/2.80
1438.8
117.0
1555.8
51.36
0.02114
0.02043
344.88
4928.0
500
1440/135
88/4.60
19/3.00
1462.5
134.3
1596.8
51.80
0.02107
0.02037
368.09
5224.0
500
Nominal section
m㎡
㎜
kN
