220KV Copper wire shielded Power Cable

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Application

Extra-high-tension cable is a kind of power cable with the continuous development of cable technology. The cable is generally used as a central link in the large transmission system. It belongs to a high voltage cable with high technical content, which is mainly used for long distance power transmission.

Standard

GB11017， IEC60840

Construction

Al/Cu Conductor, XLPE Insulation, Metal shield layer, Water-blocking layer, Metal sheath, Outer Sheath, Conductive layer

Features

220KV Copper wire shielded Power Cable
Rated voltage	Conductor size	Approx. Conductor dia.	XLPE Insulation thickness	Electric Capacity	Inductance		Loss of insulation	Max. D.C. Resistance
Rated voltage	Conductor size	Approx. Conductor dia.	XLPE Insulation thickness	Electric Capacity	Parallel laying	Trefoil laying	Loss of insulation	Cu	Al
KV	mm2	mm	mm	pf/m	mh/km	mh/km	w/m	Ω/km
220	240	18.4	27	110	0.895	0.543	0.559	0.0754	0.125
	300	20.6	27	117	0.873	0.524	0.591	0.0601	0.1
	400	23.5	27	125	0.846	0.503	0.633	0.047	0.0778
	500	26.6	27	134	0.822	0.484	0.678	0.0336	0.0605
	630	30.25	27	144	0.796	0.464	0.729	0.0283	0.0469
	800	34.23	27	155	0.771	0.446	0.785	0.0221	0.0367
	1000	41.4	27	180	0.733	0.423	0.912	0.0176	0.0291
	1200	45.28	27	190	0.715	0.411	0.965	0.0151	0.0247
	1400	48.2	27	198	0.703	0.403	1.004	0.0123	0.0202
	1600	50.41	27	204	0.694	0.397	1.034	0.0108	0.0177
	1800	53.35	27	212	0.682	0.39	1.074	0.0096	0.0157
	2000	57	27	222	0.669	0.382	1.123	0.0086	0.0141

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