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| Medium VOLTAGE CABLES |
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| 18/ 30kV 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 |
19 /30kV |
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
TS 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 |
74.5 |
7850 |
500 |
0.5240 |
0.457 |
0.114 |
- |
- |
3x50/16 |
78.0 |
8750 |
500 |
0.3870 |
0.434 |
0.124 |
214 |
217 |
3x70/16 |
81.5 |
9950 |
500 |
0.2680 |
0.410 |
0.137 |
261 |
269 |
3x95/16 |
85.5 |
11250 |
250 |
0.1930 |
0.389 |
0.150 |
313 |
326 |
3x120/16 |
89.5 |
12600 |
250 |
0.1530 |
0.372 |
0.163 |
356 |
377 |
3x150/25 |
93.0 |
14000 |
250 |
0.1240 |
0.360 |
0.174 |
400 |
426 |
3x185/25 |
97.0 |
15700 |
250 |
0.0991 |
0.348 |
0.188 |
441 |
488 |
3x240/25 |
104 |
18500 |
250 |
0.0754 |
0.331 |
0.209 |
510 |
576 |
3x300/25 |
109.5 |
21150 |
200 |
0.0601 |
0.321 |
0.226 |
- |
- |
3x400/35 |
117.5 |
25350 |
200 |
0.0470 |
0.307 |
0.251 |
- |
- |
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