Power Cables|BS 6622 Single Core Unarmoured (Copper Wire Screen) 15KV XLPE Stranded Copper Conductors

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BS 6622 Single Core Unarmoured (Copper Wire Screen) 15KV XLPE Stranded Copper Conductors

Construction

cross-sectional area mmsq	Minimum average thickness of insulation mm	Nominal area of copper tape screen mm sq	Nominal area of copper wire screen mm sq	Nominal thickness of PVC oversheath mm	Nominal overall diameter of cable mm
50	4.5	19.4	16	1.7	26.3
70	4.5	21.2	16	1.8	28.1
95	4.5	22.9	16	1.9	30.1
120	4.5	24.4	16	1.9	31.8
150	4.5	25.7	16	2	33.1
185	4.5	27.5	16	2	35.1
240	4.5	29.7	25	2.1	37.3
300	4.5	32.0	25	2.2	39.8
400	4.5	34.7	35	2.3	42.7
500	4.5	37.6	35	2.4	45.9
630	4.5	41.0	35	2.5	49.5
800	Please refer to our technical department for further information
1000

Installation

cross-sectional area mmsq	Approximate cable weight kg/m	Nominal drum length m	Minimum bending radius mm	Nominal internal diameter of ducts mm
50	1.1	1000	500	100
70	1.4	1000	550	100
95	1.6	500	550	100
120	1.9	500	600	100
150	2.2	500	600	100
185	2.6	500	650	100
240	3.3	500	700	100
300	3.9	500	750	100
400	4.8	500	800	100
500	5.9	500	850	100
630	7.2	300	900	100
800	Please refer to our technical department for further information
1000

Electrical Performance

cross-sectional area mmsq	Maximum DC resistance of conductor at 20 ℃ uohms/m	Maximum AC resistance of conductor at 90 ℃ uohms/m	Reactance at 50Hz uohms/m	Impedance at 50Hz uohms/m	Maximum Capacitace PF/m	Maximum charging current at normal voltage and frequency mA/m
50	387	494	135	511	204	0.56
70	268	343	127	365	232	0.63
95	193	248	120	275	258	0.7
120	153	196	116	228	281	0.77
150	124	159	112	194	301	0.82
185	99.1	128	109	167	329	0.9
240	75.4	98	105	143	363	0.99
300	60.1	80	101	128	398	1.09
400	47	64	97.9	116	439	1.2
500	36.6	57	95.1	107	483	1.32
630	28.3	42	91.9	101	534	1.46
800	Please refer to our technical department for further information
1000

Ratings

Cross-sectional area mmsq	Current Ratings			Short circuit ratings
Cross-sectional area mmsq	Laid direct in ground Amps	Drawn into ducts Amps	Laid in air Amps	One second short circuit rating of conductor KA	One second short circuit rating of copper per core KA
50	220	225	250	6.8	2.6
70	270	270	310	9.8	2.6
95	320	320	375	13.3	2.6
120	360	360	430	17.2	2.6
150	410	400	490	21.2	2.6
185	460	440	560	26.6	2.6
240	530	505	660	34.9	4.3
300	600	560	760	43.8	4.3
400	680	610	880	57.3	5.8
500	750	680	1000	72.3	5.8
630	830	750	1140	91.2	5.8
800	Please refer to our technical department for further information
1000