Soft Copper Core Cross-Linked Polyethylene Insulated Overhead Cable

Widely Use:

Overhead power transmission systems: Soft copper core cross-linked polyethylene (XLPE) insulated overhead cables are widely used in overhead power lines.

Industrial and commercial power: The cables are suitable for power supply in industrial areas, commercial buildings, factories and other places with large-scale power demand.

Renewable energy projects: Provide high-quality power transmission solutions for renewable energy systems such as solar photovoltaic power plants and wind power projects.

Power transmission and grid upgrades: Soft copper core cross-linked polyethylene insulated overhead cables can handle high-load power transmission in grid expansion and upgrade projects, improving the safety and efficiency of power systems.

Advantage:

Superior conductivity - soft copper core

Shenxing Cable Group's cables use soft copper conductors, which can ensure stable transmission of current and are suitable for medium and high voltage power systems.

Durable cross-linked polyethylene (XLPE) insulation material

XLPE not only provides excellent electrical insulation, but also can withstand extreme temperatures and environmental influences, ensuring the stability and safety of power transmission.

Good mechanical strength and flexibility

Soft copper core cables have good flexibility, are easy to install, and can withstand external physical stress, vibration and mechanical shock.

Excellent weather resistance and environmental resistance

The cross-linked polyethylene (XLPE) material used in the cable has excellent UV resistance, moisture resistance, cold resistance and high temperature resistance, which can effectively protect the cable from extreme weather conditions.

Support customization to meet different needs

As a cable solution expert, whether you need cables of different specifications and lengths, or cables with special performance requirements, Shenxing Cable Group can tailor it for you.

Technical Data

Number of conductors	Conductor diameter	Nominal area	Insulation thickness	Cable outer diameter	Cable weight				Cable Breaking Force			Maximum resistance of conductor （20℃）				Current Carrying Capacity(A)
	(mm)	(mm²)	(mm)	(mm)	(kg/km)				(N)			Ω/km				Copper Core			Aluminum Core、Aluminum alloy core
					JKV	JKY JKYJ	JKLV JKLHV	JKLY JKLYJ JKLHY JKLHYJ	Hard copper	Aluminum	Aluminum Alloy	Hard copper	Soft copper	Aluminum	Aluminum Alloy	PVC	PE	XLPE	PVC	PE	XLPE
Single core	3.8	10	1	5.8	114	108	51	45	3471	1650	2514	1.906	1.83	3.08	2.574	65	65	85	50	50	65
	4.8	16	1.2	7.2	181	172	79	70	5486	2517	4022	1.198	1.15	1.91	2.217	89	90	122	69	70	95
	6.2	25	1.2	8.4	260	251	109	97	8465	3763	6284	0.749	0.727	1.2	1.393	120	124	166	93	97	128
	7.2	35	1.4	9.8	377	352	151	136	11731	5177	8800	0.54	0.524	0.868	1.007	148	152	204	115	118	158
	8.5	50	1.4	11.1	485	469	194	176	16502	7011	12569	0.399	0.387	0.641	0.744	182	188	252	141	146	196
	10.2	70	1.4	12.8	668	650	267	237	23461	10354	17596	0.276	0.268	0.443	0.514	231	239	320	180	210	249
	11.8	95	1.6	14.9	941	917	368	331	31759	13727	23880	0.199	0.193	0.32	0.371	289	299	400	224	232	310
	13.2	120	1.6	16.2	1174	1149	436	408	39911	17339	30164	0.158	0.153	0.253	0.294	334	348	467	260	271	362
	14.8	150	1.8	17.7	1477	1450	549	513	49505	21033	37706	0.128	0.124	0.206	0.239	385	399	633	298	310	412
	16.4	185	2	20.2	1768	1748	660	616	61846	26732	46503	0.1021	0.0991	0.164	0.19	448	466	622	247	362	483
	18.6	240	2	22.8	2305	2255	854	798	79823	34679	60329	0.0777	0.0754	0.125	0.145	535	558	746	414	432	578
	20.6	300	2.4	24.4	2946	2886	1084	1016	99898	43400	75451	0.0619	0.0601	0.1	0.11	615	630	865	480	490	630
Two cores	3.8	10	1	11.6	228	216	102	89	6890	3140	5028	1.906	1.83	3.08	2.574	60	60	78	46	46	60
	4.8	16	1.2	14.4	362	343	158	140	10972	5024	8044	1.198	1.15	1.91	2.217	82	83	112	63	64	87
	6.2	25	1.2	16.8	521	500	217	195	16930	7524	12568	0.749	0.727	1.2	1.393	110	114	153	86	89	118
	7.2	35	1.4	19.6	733	704	302	272	23462	10354	17600	0.54	0.524	0.868	1.007	136	140	188	106	109	145
	8.5	50	1.4	22.2	969	937	387	352	33004	14202	25138	0.399	0.387	0.641	0.744	167	173	232	130	134	180
	10.2	70	1.4	25.2	1336	1300	513	483	46922	20708	35192	0.276	0.268	0.443	0.514	213	220	194	166	193	229
	11.8	95	1.6	29.4	1882	1835	715	662	63518	27454	47760	0.199	0.193	0.32	0.371	266	275	368	206	213	285
	13.2	120	1.6	32.2	2348	2297	872	815	79822	34678	60328	0.158	0.153	0.253	0.294	307	320	430	239	249	333
	14.8	150	1.8	36.2	2954	2889	1098	1025	99010	42066	75412	0.128	0.124	0.206	0.239	354	367	490	274	285	380
	16.4	185	2	40	3536	3456	1320	1231	123692	53466	93006	0.1021	0.0991	0.164	0.19	412	429	572	319	333	444
	18.6	240	2	45.4	4609	4510	1709	1597	159646	69356	120658	0.0777	0.0754	0.125	0.145	492	513	686	381	397	532
	20.6	300	2.4	50.6	5891	5771	2168	2032	199576	86698	150822	0.0619	0.0601	0.1	0.11	566	580	730	442	451	580
Three cores	3.8	10	1	12.5			153	134		4950				3.08	2.574				41	41	53
	4.8	16	1.2	15.5			237	209		7536				1.91	2.217				57	57	78
	6.2	25	1.2	18.1			325	292		11286				1.2	1.393				76	80	105
	7.2	35	1.4	21.1			453	408		15531				0.868	1.007				94	97	130
	8.5	50	1.4	23.9			580	528		21033				0.641	0.744				116	120	161
	10.2	70	1.4	27.1			769	710		31062				0.443	0.514				148	172	204
	11.8	95	1.6	31.7			1072	993		41181				0.32	0.371				184	190	254
	13.2	120	1.6	34.7			1308	1222		52017				0.253	0.294				213	222	297
	14.8	150	1.8	39			1647	1538		63099				0.206	0.239				244	254	339
	16.4	185	2	43.1			1981	1846		81960				0.164	0.19				285	297	396
	18.6	240	2	48.9			2563	2395		104037				0.125	0.145				339	354	474
	20.6	300	2.4	54.5			3252	3047		130047				0.1	0.11				394	402	517
Four cores	3.8	10	1	13	456	434	204	179	13384	6600	10056	1.906	1.83	3.08	2.574	53	53	70	41	41	53
	4.8	16	1.2	16.2	721	687	316	280	21944	10048	16088	1.198	1.15	1.91	2.217	73	74	100	57	57	78
	6.2	25	1.2	19.6	1040	1001	433	390	33860	15048	25136	0.749	0.727	1.2	1.393	98	102	136	76	80	105
	7.2	35	1.4	22.7	1464	1410	604	546	46924	20708	35200	0.54	0.524	0.868	1.007	121	125	167	94	97	130
	8.5	50	1.4	25.9	1936	1876	773	706	66008	28044	50276	0.399	0.387	0.641	0.744	149	154	207	116	120	161
	10.2	70	1.4	30	2669	2601	1025	948	93844	41416	70384	0.276	0.268	0.443	0.514	189	196	262	148	172	204
	11.8	95	1.6	34.6	3761	3672	1429	1327	127036	54908	95520	0.199	0.193	0.32	0.371	237	245	328	184	190	254
	13.2	120	1.6	38	4692	4597	1744	1632	159644	69356	120656	0.158	0.153	0.253	0.294	274	285	383	213	222	297
	14.8	150	1.8	42.6	5903	5782	2197	2054	198020	84132	150824	0.128	0.124	0.206	0.239	316	327	437	244	254	339
	16.4	185	2	47.2	7065	6916	2641	2466	247684	106928	186012	0.1021	0.0991	0.164	0.19	367	382	505	285	297	396
	18.6	240	2	52.6	9210	9026	3418	3199	319292	138716	241316	0.0777	0.0754	0.125	0.145	439	458	612	339	354	474
	20.6	300	2.4	58.9	11770	11549	4335	4070	399152	173396	301644	0.0619	0.0601	0.1	0.11	504	517	710	394	402	517

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Only some product parameters are displayed. For more product information, please contact us.

The above parameters are for reference only.

Cable Structure

Soft copper core cross-linked polyethylene insulated overhead cable

Installation Guide and Notes

Storage and transportation

The cable should be stored in a dry, ventilated place, away from moisture and direct sunlight.

Avoid severe impact during transportation and ensure that the packaging is intact.

Inspection before installation

Check whether the cable appearance is intact and ensure that there is no damage.

Ensure that the cable is wound smoothly and without knots.

Laying and fixing

The cable should be supported regularly to avoid excessive stretching due to hanging too long.

There should be fixing points at both ends of each cable section to ensure that the cable does not move.

Testing and inspection

After completion, perform insulation resistance test to ensure that the electrical performance of the cable is good.

High voltage test ensures the electrical stability of the cable.

Usage Characteristics

Rated voltage is 10KV, 35KV;

Long-term allowable operating temperature of cable conductor: PVC and PE insulation should not exceed 70℃, XLPE insulation should not exceed 90℃;

Maximum temperature of cable during short circuit (maximum duration not exceeding 5s): 250℃ for cross-linked polyethylene insulation, 150℃ for high-density polyethylene insulation; Cable laying temperature should not be lower than -20℃.

COMMON QUESTIONS

SHENXING Cable Service FAQs

Want to learn more? Check out our electrical cable most frequently asked questions.

What are the advantages of soft copper core compared to other conductor materials?

Soft copper core is an excellent conductor material with extremely high conductivity and good ductility. As an ideal choice for overhead cables, soft copper core has lower resistance than other conductor materials (such as aluminum or hard copper), which can effectively reduce energy loss during power transmission and improve the efficiency of cables. In addition, soft copper has better flexibility, making the cable more convenient to install, easy to bend, and adaptable to various environments and installation requirements.

What are the advantages of cross-linked polyethylene (XLPE) insulation layer?

The cross-linked polyethylene (XLPE) insulation layer has excellent electrical properties, mechanical strength and heat resistance, which can effectively improve the safety and reliability of overhead cables. It prevents current leakage and has excellent moisture resistance and chemical corrosion resistance, which can maintain its efficient and stable performance in harsh environments. XLPE insulation material is the preferred material recommended by many high-performance cable manufacturers and is widely used in power transmission.

What application scenarios are this overhead cable suitable for?

This soft copper core cross-linked polyethylene (XLPE) insulated overhead cable is ideal for power distribution networks in urban and rural areas, especially for transmission lines, substations, industrial power systems, and environments that require efficient and reliable power transmission. As a professional cable manufacturer, we ensure that this cable can operate stably in various harsh environments and meet a variety of application requirements.

How to ensure the safety of this cable during installation?

When installing soft copper core cross-linked polyethylene (XLPE) insulated overhead cables, it is necessary to ensure that the bending radius of the cable meets the regulations to avoid excessive bending and damage to the insulation layer. The use of professional tools and cable clamps can improve the stability and safety of the cable. Before installation, strict inspection of the cable to ensure that there is no damage or defects is the key to ensure safe use.

What is the temperature range of this cable?

The temperature range of this soft copper core cross-linked polyethylene (XLPE) insulated overhead cable is generally suitable for environmental conditions of -20°C to 90°C. Depending on the specific model, the temperature range may vary. In extreme environments, the stability and reliability of the product can also be guaranteed, suitable for a variety of different power transmission needs.

What should I do if the cable fails during use?

If the cable fails during use, such as insulation damage, exposed conductors, or abnormal current, it should be stopped immediately and professional overhead cable maintenance personnel should be contacted for inspection and repair. Professional cable manufacturers and maintenance teams can provide efficient fault diagnosis and repair services to ensure that the cable returns to normal operation and avoid potential power outage risks.