Catenary Wire (Copper alloy Stranded)for Electrified Railway
Catenary Wire (Copper alloy Stranded)for Electrified Railway

Catenary Wire (Copper alloy Stranded)for Electrified Railway

Conductor is concentrically stranded with bare copper or copper alloy wire.
Quote Now
Share :
Application
Stranded bare copper and copper alloy are suitable for overhead power transmission systems and overhead electric traction systems. 

Description 
Conductor is concentrically stranded with bare copper or copper alloy wire.

Specification
● ASTM B 8 Concentric-Lay-Stranded Copper Conductors, Hard, Medium-Hard, or Soft
● BS 7884 Copper And Copper - Cadmium Stranded Conductors For Overhead Electric Traction And Power Transmission Systems 
● DIN 48201-1 Seile aus kupfer
● TB/T 3111 Copper And Copper Alloy Stranded Conductors for Electric Railway
 
High reliability
Super high pressure
Less maintenance
Technical Parameter
Hard Drawn Copper Stranded Conductors
Nominal area of cross-section of stranded conductor Construction (stranding and wire diameter) Overall diameter of conductor (approx.) Nominal mass per unit length Resistance at 20 °C Minimum breaking load
Nominal Max.
mm² number/mm mm kg/km Ω/km Ω/km N
10 7/1.35 4.05 89.82 1.788 1.829 3752
14 7/1.60 4.80 126.2 1.273 1.303 5267
16 3/2.65 5.70 148.3 1.082 1.106 6194
16 7/1.70 5.10 142.4 1.128 1.154 5946
25 7/2.10 6.30 217.3 0.7391 0.7563 9073
32 3/3.75 8.06 296.9 0.5405 0.5520 12400
32 7/2.46 7.38 298.2 0.5386 0.5497 12442
35 7/2.50 7.50 308.0 0.5215 0.5337 12860
50 7/3.00 9.00 443.5 0.3622 0.3706 18520
50 19/1.80 9.00 435.8 0.3727 0.3819 17700
70 7/3.55 10.65 621.1 0.2586 0.2646 25930
70 19/2.10 10.50 593.2 0.2738 0.2806 24090
95 19/2.50 12.50 840.7 0.1932 0.1980 34140
100 7/4.30 12.90 911.2 0.1763 0.1810 36540
120 19/2.80 14.00 1055 0.1540 0.1578 42830
125 19/2.90 14.50 1131 0.1436 0.1471 45940
150 19/3.20 16.00 1377 0.1180 0.1208 55940
150 37/2.25 15.75 1334 0.1233 0.1264 53880
185 19/3.55 17.75 1695 0.09582 0.09815 68860
185 37/2.50 17.50 1647 0.09981 0.1024 66490

Hard Drawn Copper Stranded Conductors
Nominal area of cross-section of stranded conductor Construction (stranding and wire diameter) Overall diameter of conductor (approx.) Nominal mass per unit length Resistance at 20 °C Minimum breaking load
Nominal Max.
mm² number/mm mm kg/km Ω/km Ω/km N
12 3/2.30 4.95 112.4 1.743 1.780 6968
16 7/1.70 5.10 143.3 1.368 1.399 8883
22 7/2.00 6.00 198.3 0.9882 1.011 12290
25 7/2.10 6.30 218.7 0.8959 0.9171 13550
30 7/2.30 6.90 262.3 0.7469 0.7645 16260
35 7/2.50 7.50 309.9 0.6324 0.6471 19210
38 7/2.60 7.80 335.2 0.5847 0.5983 20780
45 7/2.90 8.70 417.0 0.4698 0.4809 24600
55 7/3.20 9.60 507.8 0.3859 0.3950 29950
70 19/2.10 10.50 596.8 0.3316 0.3403 35990
75 7/3.70 11.10 678.8 0.2887 0.2954 38010
95 19/2.50 12.50 845.9 0.2343 0.2400 51010
100 7/4.30 12.90 916.9 0.2138 0.2195 51160
120 19/2.80 14.00 1061 0.1862 0.1914 60890
125 19/2.90 14.50 1138 0.1739 0.1784 65310
150 19/3.20 16.00 1386 0.1428 0.1465 79530
150 37/2.25 15.75 1342 0.1493 0.1533 80490
180 19/3.50 17.50 1658 0.1196 0.1225 95140
180 37/2.50 17.50 1657 0.1209 0.1242 99330
200 19/3.70 18.50 1853 0.1068 0.1696 100900
240 19/4.00 20.00 2165 0.09153 0.09378 117900
 
Copper Stranded Wire
Nominal area
mm²
Cross- sectional
area
mm²
Wire Overall
diameter
mm
Approx. mass per
unit length
kg/km
Rated strength
 kN
Current carrying
capacity
 A
Number Diameter
mm
10 10.02 7 1.35 4.1 90 4.02 90
16 15.89 7 1.70 5.1 143 6.37 125
25 24.25 7 2.10 6.3 218 9.72 160
35 34.36 7 2.50 7.5 310 13.77 200
50 49.48 7 3.00 9.0 446 19.84 250
48.35 19 1.80 9.0 437 19.38 250
70 65.81 19 2.10 10.5 596 26.38 310
95 93.27 19 2.50 12.5 845 37.39 380
120 116.99 19 2.80 14.0 1060 46.90 440
150 147.11 37 2.25 15.8 1337 58.98 510
185 181.62 37 2.50 17.5 1649 72.81 585
240 242.54 61 2.25 20.3 2209 97.23 700
300 299.43 61 2.50 22.5 2725 120.04 800
400 400.14 61 2.89 26.0 3640 160.42 960
500 499.83 61 3.23 29.1 4545 200.38 1110
Note: Current carrying capacity are valid up to a frequency of 60 Hz,a wind velocity of 0.6 m/s, an initial ambient temperature of 35 °C and a conductor temperature of 70°C.
Copper and Copper Alloy Stranded Wire
Type Section area
mm²
Calculated overall
 diameter
mm
Structure Single wire diameter
mm
Single wire Stranded wire (Nominal)
Min. tensile strength
MPa
Min.
elongation
%
Min.
breaking load
 kN
Mass per
unit length
kg/km
Nominal Cross- sectional Before
stranding
After
stranding
JT 70 65.81 10.50 1×19 2.10 430 410 0.7 27.45 596
JT 95 93.27 12.50 1×19 2.50 430 410 0.7 38.54 844
JT 120 116.99 14.00 1×19 2.80 430 410 0.7 48.01 1059
JT 150 147.12 15.75 1×37 2.25 430 410 0.7 61.21 1334
JTM 25 24.25 6.30 1×7 2.10 520 494 11.98 218
JTM 35 34.36 7.50 1×7 2.50 520 494 16.97 309
JTM 35 34.93 7.65 1×19 1.53 520 494 17.26 316
JTM 50 49.48 9.00 1×7 3.00 520 494 24.44 446
JTM 50 48.35 9.00 1×19 1.80 520 494 23.88 438
JTM 70 65.81 10.50 1×19 2.10 520 494 32.51 596
JTM 95 93.27 12.50 1×19 2.50 520 494 46.08 844
JTM 120 116.99 14.00 1×19 2.80 520 494 57.79 1059
JTM 150 147.12 15.75 1×37 2.25 520 494 72.67 1334
JTMH 25 24.25 6.30 1×7 2.10 620 589 14.28 218
JTMH 35 34.36 7.50 1×7 2.50 620 589 20.24 309
JTMH 35 34.93 7.65 1×19 1.53 620 589 20.57 316
JTMH 50 49.48 9.00 1×7 3.00 620 589 29.14 446
JTMH 50 48.35 9.00 1×19 1.80 620 589 28.48 438
JTMH 70 65.81 10.50 1×19 2.10 620 589 38.76 596
JTMH 95 93.27 12.50 1×19 2.50 620 589 54.94 844
JTMH 120 116.99 14.00 1×19 2.80 620 589 68.91 1059
JTMH 150 147.11 15.75 1×37 2.25 620 589 86.65 1334
JTMM 70 65.81 10.50 1×19 2.10 620 589 38.76 596
JTMM 95 93.27 12.50 1×19 2.50 620 589 54.94 844
JTMM 120 116.99 14.00 1×19 2.80 620 589 68.91 1059
JTMM 150 147.11 15.75 1×37 2.25 620 589 86.65 1334
JTCZ120 120 119.75 14.21 1×37 2.03 520 494 59.16 1092



For more product details, please download our PDF files.
PDF Download
Online message
Subject *
Name
Email *
City
Message *
I agree to the Privacy Policy and accept these conditions