1KV-10KV-35KV overhead insulated cable

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Wire Products

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Our company produces various types and specifications of steel core aluminum stranded wire, aluminum-clad steel stranded wire, steel stranded wire, expanded wire, aluminum-clad steel core aluminum stranded wire, heat-resistant aluminum alloy overhead wire, high and low voltage overhead insulated cable, cluster wire, power cable, etc. The products are widely used in the power construction and rural power grid transformation of the State Grid, Henan, Shandong, Jiangsu, Jiangxi, Shanxi, Shaanxi, Inner Mongolia, Xinjiang and other provinces, sold throughout the country, well received.

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Table 11 Technical Requirements for Overhead Insulated Cables with Aluminum Cores and Aluminum Alloy Cores

Nominal section of conductor/ Mm²	The minimum number of single wires in the conductor	Outer diameter of conductor (Reference value) mm	Nominal insulation thickness/ mm	Nominal average outside diameter of single core Max/mm	Maximum conductor resistance at 20 ℃ Ω km		At rated operating temperature Minimum insulation resistance/MΩ · km		Breaking force of single-core cable/N
Nominal section of conductor/ Mm²	The minimum number of single wires in the conductor	Outer diameter of conductor (Reference value) mm	Nominal insulation thickness/ mm	Nominal average outside diameter of single core Max/mm	Aluminum core	Aluminum alloy	70℃	90℃	Aluminum core	Aluminum alloy core
10	6	3.8	1.0	6.5	3.08	3.574	0.0067	0.67	1650	2514
16	6	4.8	1.2	8.0	1.91	2.217	0.0065	0.65	2517	4022
25	6	6.0	1.2	9.4	1.20	1.393	0.0054	0.54	3762	6284
35	6	7.0	1.4	11.0	0.868	1.007	0.0054	0.54	5177	8800
50	6	8.4	1.4	12.3	0.641	0.744	0.0046	0.46	7011	12569
70	12	10.0	1.4	14.1	0.443	0.514	0.0040	0.40	10354	17596
95	15	11.6	1.6	16.5	0.320	0.371	0.0039	0.39	13727	23880
120	15	13.0	1.6	18.1	0.253	0.294	0.0035	0.35	17339	30164
150	15	14.6	1.8	20.2	0.206	0.239	0.0035	0.35	21033	37706
185	30	16.2	2.0	22.5	0.164	0.190	0.0035	0.35	26732	46503
240	30	18.4	2.2	25.6	0.125	0.145	0.0034	0.34	34679	60329
300	30	20.8	2.2	27.2	0.100	0.116	0.0033	0.33	43349	75411
800	53	23.2	2.2	30.7	0.0778	0.0904	0.0032	0.32	55707	100548

Table 12

Conductor Nominal Section Mm²	In the conductor Minimum single line number of root	Conductor diameter (reference value)	Minimum conductor shield Thickness (approximate) mm		Nominal insulation thickness, mm			Insulation shield Nominal thickness mm		Conductor resistance at 20 ℃ is not more Ω/km				The breaking force of the conductor shall not be less N
			Minimum conductor shield Thickness (approximate) mm		10kV		35kV	Insulation shield Nominal thickness mm		Conductor resistance at 20 ℃ is not more Ω/km				The breaking force of the conductor shall not be less N
			10kV	35kV	thin insulation	Ordinary insulation	35kV	10kV	35kV	hard copper core	soft copper core	Aluminum core	Aluminum alloy core	hard copper core	Aluminum core	Aluminum alloy core
10	6	3.8	0.5	——	——	3.4	——	——	——	——	1.830	3.080	——	——	—	——
16	6	4.8	0.5	——	One by one	3.4	——	——	——	One by one	1.150	1.910	One	——	——	——
25	6	6.0	0.5	——	2.5	3.4	——	1.0	——	0.749	0.727	1.200	1.393	8465	3762	6284
35	6	7.0	0.5	——	2.5	3.4	--	1.0	--	0.540	0.524	0.868	1.007	11731	5177	8800
50	6	8.3	0.5	——	2.5	3.4	9.3	1.0	1.5	0.399	0.387	0.641	0.744	16502	7011	12569
70	12	10.0	0.5	0.8	2.5	3.4	9.3	1.0	1.5	0.276	0.268	0.443	0.514	23461	10354	17596
95	15	11.6	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.199	0.193	0.320	0.371	31759	13727	23880
120	18	13.0	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.158	0.153	0.253	0.294	39911	17339	30164
150	18	14.6	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.128	——	0.206	0.239	49505	21033	37706
185	30	16.2	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.1021	——	0.164	0.190	61846	26732	46503
240	34	18.4	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.0777	——	0.125	0.145	79823	34679	60329
300	34	20.6	0.6	0.8	2.5	3.4	9.3	1.0	1.5	0.0619	——	0.100	0.110	99788	43349	75411