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 |
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 |
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1000 |
Installation
cross-sectional area mmsq |
Approximate cable weight kg/m |
Nominal drum length |
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 |
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1000 |
Electrical Performance
cross-sectional area mmsq |
Maximum DC resistance of conductor at 20 ºC uohms/m |
Maximum AC resistance of conductor at 90 ºC uohms/m |
Reactance at 50Hz |
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 |
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1000 |
Ratings
Cross-sectional area |
Current Ratings |
Short circuit ratings |
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Laid direct in ground |
Drawn into ducts |
Laid in air |
One second short circuit rating of conductor |
One second short circuit rating of copper per core |
|
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 |
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1000 |
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