Zhongdong Cable Co., Ltd.
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69kV Copper Wire Screen High Voltage Cable for IEC 60840 standard
Application
Cables are suitable for use in high voltage transmission networks, in systems of rated voltages from 60 kV grade up to and including 69kV grade.
Construction
Stranded circular or segmental (Milliken) compacted copper conductor, extruded semi-conducting layer as a conductor screen, XLPE insulation,extruded semi-conducting layer as an insulation screen, semi-conductive swelling tape, helically applied copper wires as a metallic screen, semiconductive swelling tape, aluminum laminated tape, extruded layer of PE
compound as an outer jacket and graphite coating or extruded semi-conducting layer as electrode for DC voltage sheath testing
Technical Data
|
Conductor |
Insulation |
Metallic Screen |
Outer Jacket |
||||||||
|
Nominal |
Max.DC |
Max.AC |
Nominal Thickness of Insulabon |
Electrostatic |
Nominal Area of |
Short Circuit |
Nominal Thickness |
ApprOX. |
Approx. |
||
|
Cond. |
XLPE |
Ins. |
|||||||||
|
mm2 |
Q/km |
Ω/km |
mm |
mm |
mm |
μF/km |
mm2 |
kA |
mm |
mm |
kg/m |
|
240 R |
0.0754 |
0.0977 |
1.0 |
16.5 |
1.75 |
0.144 |
305 |
40.0 |
3.95 |
72.7 |
8.30 |
|
|
300 R 0.0601 |
0.0786 |
1.0 |
16.5 |
1.75 |
0.155 |
305 |
40.0 |
3.95 |
75.1 |
9.02 |
|
|
400 R 0.0470 0.0625 |
|
1.0 |
16.5 |
1.75 |
0.167 |
305 |
40.0 |
3.95 |
77.7 |
9.98 |
|
|
|
|
1.0 |
16.5 |
1.75 |
0.182 |
305 |
40.0 |
3.95 |
81.1 |
11.27 |
|
630 R |
|
0.0283 0.0404 |
1.0 |
16.5 |
1.75 |
0.197 |
305 |
40.0 |
3.95 |
84.6 |
12.72 |
|
|
800 R 0.0221 |
0.0336 |
1.0 |
16.5 |
1.75 |
0.215 |
305 |
40.0 |
3.95 |
88.6 |
14.70 |
|
1000 S |
|
0.0176 0.0239 |
1.5 |
16.5 |
1.75 |
0.257 |
305 |
40.0 |
3.95 |
97.7 |
17.28 |
|
1200 S |
|
0.0151 0.0210 |
1.5 |
16.5 |
1.75 |
0.274 |
305 |
40.0 |
3.95 |
101.7 |
19.42 |
|
1400 S |
0.0129 |
0.0185 |
1.5 |
16.5 |
1.75 |
0.282 |
305 |
40.0 |
3.95 |
|
103.7 21.42 |
|
1600 S |
0.0113 |
0.0167 |
1.5 |
16.5 |
1.75 |
0.300 |
305 |
40.0 |
3.95 |
107.7 |
23.17 |
|
|
2000 S 0.0090 |
0.0142 |
1.5 |
16.5 |
1.75 |
0.321 |
305 |
40.0 |
3.95 |
112.7 |
26.89 |