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Medium Voltage Cables |  |
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Medium Voltage Cables to BS 6622
Three Core Cables to BS 6622
Three Core 12.7/22KV (Um=24KV) Dimensional Data
Nom. |
|
Unarmoured Cables |
Steel Wire Armoured Cables |
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Nom. |
Copper Wire Screen Area |
Nom. |
Approx. Overall Diameter |
Approx. Weight |
Copper Tape Screen Area |
Nom. |
Nom. Armour Wire Diameter |
Nom. Sheath Thickness |
Approx. Overall Diameter |
Approx. |
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CU |
AL |
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CU |
AL |
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mm2 |
mm |
mm2 |
mm |
mm |
kg/km |
mm2 |
mm |
mm |
mm |
mm |
kg / km |
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35 |
5.5 |
16 |
2.7 |
51 |
3750 |
2880 |
5.2 |
1.5 |
2.5 |
2.8 |
62.3 |
6870 |
6140 |
50 |
5.5 |
16 |
2.8 |
54 |
4240 |
3250 |
5.4 |
1.5 |
2.5 |
2.9 |
65.6 |
7710 |
6810 |
70 |
5.5 |
16 |
2.9 |
58 |
5050 |
3650 |
5.9 |
1.6 |
2.5 |
3.0 |
69.0 |
8710 |
7370 |
95 |
5.5 |
16 |
3.0 |
62 |
6010 |
4110 |
6.2 |
1.7 |
2.5 |
3.2 |
73.1 |
10000 |
8130 |
120 |
5.5 |
16 |
3.1 |
65 |
6990 |
4660 |
6.6 |
1.7 |
3.15 |
3.3 |
77.7 |
12040 |
9730 |
150 |
5.5 |
25 |
3.2 |
68 |
8130 |
5330 |
6.9 |
1.8 |
3.15 |
3.4 |
81.7 |
13550 |
10750 |
185 |
5.5 |
25 |
3.3 |
72 |
9410 |
5870 |
7.4 |
1.9 |
3.15 |
3.6 |
85.5 |
15150 |
11610 |
240 |
5.5 |
25 |
3.5 |
79 |
11490 |
6880 |
7.8 |
2.0 |
3.15 |
3.7 |
91.3 |
17710 |
12840 |
300 |
5.5 |
25 |
3.7 |
84 |
13710 |
7890 |
8.2 |
2.0 |
3.15 |
3.9 |
96.0 |
20170 |
14360 |
400 |
5.5 |
35 |
3.9 |
91 |
17230 |
9440 |
9.0 |
2.2 |
3.15 |
4.1 |
104.8 |
24520 |
16480 |
Electrical Data
Nom. Cross- Section Area |
|
Unarmoured Cables |
Steel Wire Armoured Cables |
|
Current Ratings |
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D C Resistance |
A C Resistance |
Short Circuit Rating of |
Capaci- |
Charging Current |
Short Circuit Rating of Copper Wire Screen |
Short Circuit Rating of Copper Tape Screen |
Reac-tance |
Induc- |
Ground |
Duct |
Air |
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CU |
AL |
CU |
AL |
CU |
AL |
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mm2 |
µΩ/m |
µΩ/m |
kA |
pF/m |
mA/m |
kA |
kA |
µΩ/m |
nH/m |
A |
A |
A |
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35 |
524/868 |
668/1113 |
5.0/3.2 |
168 |
0.67 |
2.6 |
0.7 |
129 |
410 |
170 |
135 |
155 |
120 |
180 |
145 |
50 |
387/641 |
494/822 |
6.8/4.4 |
183 |
0.73 |
2.6 |
0.8 |
122 |
390 |
210 |
160 |
185 |
140 |
225 |
175 |
70 |
268/443 |
343/568 |
9.8/6.3 |
207 |
0.83 |
2.6 |
0.8 |
115 |
370 |
255 |
195 |
225 |
170 |
275 |
215 |
95 |
193/320 |
248/410 |
13.3/8.5 |
229 |
0.92 |
2.6 |
0.9 |
110 |
350 |
295 |
230 |
260 |
205 |
330 |
260 |
120 |
153/253 |
196/325 |
17.2/11.0 |
249 |
1.00 |
2.6 |
0.9 |
106 |
340 |
335 |
260 |
300 |
235 |
380 |
300 |
150 |
124/206 |
159/265 |
21.2/13.5 |
266 |
1.06 |
4.3 |
1.0 |
103 |
330 |
375 |
290 |
335 |
265 |
430 |
335 |
185 |
99.1/164 |
128/211 |
26.6/17.0 |
289 |
1.16 |
4.3 |
1.0 |
100 |
320 |
420 |
330 |
380 |
300 |
490 |
390 |
240 |
75.4/125 |
98/161 |
34.9/22.3 |
318 |
1.27 |
4.3 |
1.1 |
95 |
300 |
480 |
380 |
430 |
345 |
570 |
460 |
300 |
60.1/100 |
80/130 |
43.8/28.0 |
348 |
1.39 |
4.3 |
1.2 |
93 |
300 |
530 |
425 |
480 |
385 |
650 |
520 |
400 |
47.0/77.8 |
64/102 |
57.3/36.6 |
383 |
1.53 |
5.8 |
1.3 |
87 |
280 |
590 |
480 |
520 |
420 |
700 |
570 |