Catenary Wire (Copper alloy Stranded)for Electrified Railway

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

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

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
Nominal area mm²	Cross- sectional area mm²	Number	Diameter mm	Overall diameter mm	Approx. mass per unit length kg/km	Rated strength kN	Current carrying capacity A
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
50	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)
	Section area mm²					Min. tensile strength MPa		Min. elongation %	Min. breaking load kN	Mass per unit length kg/km
	Nominal	Cross- sectional				Before stranding	After stranding	Min. elongation %	Min. breaking load kN	Mass per unit length kg/km
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

Catenary Wire (Copper alloy Stranded)for Electrified Railway

Technical Parameter

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