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| Medium VOLTAGE CABLES |
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| 12/ 20kV XLPE Insulated, Flat Steel Wire Armoured, Three Core Cables with Copper Conductor |
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 Application： |
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| These are cables with low dielectric loses, used in energy networks with sudden load changes. Laid in residential or industrial areas, underground or in ducts. |
| Technical Data： |
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Max. operating temperature |
: 90°C |
Max. short circuit temperature |
: 250°C (max. 5 sec.) |
Rated voltage |
12 /20kV |
Min. bending radius |
: 15xD |
D |
: Cable outer diameter |
Construction ：
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1. Stranded copper conductor |
2. Inner semi- conductive layer |
3. XLPE insulation |
4. Outer semi- conductive layer |
5. Semi- conductive tape |
6. Copper wire screen |
7. Filler |
| 8.PVC inner jacket |
9. Galvanized flat steel wire armouring |
| 10.Galvanized steel tape |
| 11.PVC outer jacket |
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Standarts
S IEC 60502, VDE 0276
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Nominal
Cross-Section |
Overall
Diameter
(approx.) |
Net Weight
(appr.) |
Delivery
Length |
DC Conductor Resistance at 20oC |
Operation
Inductance |
Operation Capacitance (approx.) |
Current Carrying Capacity |
In Ground at 20oC |
In Air at
30oC |
mm2 |
mm |
kg/km |
m |
ohm/km |
mH/km |
μF/km |
A |
A |
3x35/16 |
62.5 |
5900 |
500 |
0.5240 |
0.416 |
0.141 |
183 |
182 |
3x50/16 |
65.5 |
6700 |
500 |
0.3870 |
0.395 |
0.155 |
216 |
217 |
3x70/16 |
69.0 |
7750 |
500 |
0.2680 |
0.373 |
0.172 |
264 |
269 |
3x95/16 |
73.0 |
9000 |
500 |
0.1930 |
0.355 |
0.191 |
316 |
326 |
3x120/16 |
77.0 |
10250 |
250 |
0.1530 |
0.340 |
0.209 |
360 |
377 |
3x150/25 |
81.0 |
11650 |
250 |
0.1240 |
0.329 |
0.225 |
404 |
426 |
3x185/25 |
85.0 |
13250 |
250 |
0.0991 |
0.319 |
0.243 |
457 |
488 |
3x240/25 |
91.5 |
15750 |
250 |
0.0754 |
0.304 |
0.273 |
532 |
576 |
3x300/25 |
97.0 |
18250 |
250 |
0.0601 |
0.295 |
0.296 |
599 |
654 |
3x400/35 |
105.0 |
22500 |
250 |
0.0470 |
0.284 |
0.331 |
685 |
750 |
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