XLPE Insulated AC Medium-voltage Submarine Cable
Applications
These submarine cables are used for power transmission to offshore islands, oil platforms or to cross-rivers and lakes. Cable design based on the mayor national or international standards e.g. VDE, IEC and ICEA or according to customers design and standards.
Construction
Conductor |
Copper conductor, circular stranded compacted, water blocked. |
Conductor Screening |
Extruded semi-conductive compound. |
Insulation |
XLPE. |
Insulation Screening |
Extruded semi-conductive compound. |
Screen |
Copper tapes. |
Separator |
Plastic foil. |
Core Sheath |
PE. |
Fillers |
Polypropylene filler. |
Separator |
Binder tapes. |
Bedding Layer |
Polypropylene strings. |
Armour |
Galvanized steel wires. |
Serving |
Hessian tapes, bituminous compound, polypropylene strings. |
Electrical Data
6/10(12) kV
Nominal Cross Section Area |
Capacitance |
Inductance |
Current Rating |
mm^2 |
μF/mm |
mH/km |
A |
35 |
0.23 |
0.41 |
166 |
50 |
0.26 |
0.39 |
196 |
70 |
0.29 |
0.37 |
240 |
95 |
0.32 |
0.35 |
287 |
120 |
0.35 |
0.34 |
325 |
150 |
0.38 |
0.33 |
364 |
185 |
0.42 |
0.32 |
408 |
240 |
0.47 |
0.30 |
471 |
12/20(24) kV
Nominal Cross Section Area |
Capacitance |
Inductance |
Current Rating |
mm^2 |
μF/mm |
mH/km |
A |
35 |
0.17 |
0.45 |
168 |
50 |
0.18 |
0.43 |
199 |
70 |
0.20 |
0.40 |
243 |
95 |
0.22 |
0.38 |
290 |
120 |
0.24 |
0.37 |
329 |
150 |
0.26 |
0.35 |
368 |
185 |
0.28 |
0.34 |
412 |
240 |
0.31 |
0.33 |
472 |
18/30(36) kV
Nominal Cross Section Area |
Capacitance |
Inductance |
Current Rating |
mm^2 |
μF/mm |
mH/km |
A |
50 |
0.14 |
0.46 |
201 |
70 |
0.15 |
0.43 |
245 |
95 |
0.17 |
0.41 |
292 |
120 |
0.18 |
0.40 |
330 |
150 |
0.19 |
0.38 |
368 |
185 |
0.21 |
0.37 |
413 |
240 |
0.23 |
0.35 |
475 |
Dimension and Weight
6/10(12) kV
Nominal Cross Section Area |
Nominal Conductor Diameter |
Nominal Insulation Thickness |
Nominal Screen Cross Section Area |
Nominal Core Sheath Thickness |
Nominal Core Diameter |
Nominal Bedding Thickness |
Nominal Steel Wire Diameter |
Serving Thickness |
Overall Diameter |
Weight |
mm^2 |
mm |
mm |
mm^2 |
mm |
mm |
mm |
mm |
mm |
mm |
kg/m |
35 |
7.0 |
3.4 |
16 |
2.5 |
22 |
2 |
3.15 |
3.5 |
65 |
6.3 |
50 |
8.2 |
3.4 |
16 |
2.5 |
23 |
2 |
3.15 |
3.5 |
68 |
7.0 |
70 |
9.9 |
3.4 |
16 |
2.5 |
25 |
2 |
4.0 |
3.5 |
72 |
8.8 |
95 |
11.5 |
3.4 |
16 |
2.5 |
26 |
2 |
4.0 |
3.5 |
76 |
10.0 |
120 |
13.0 |
3.4 |
16 |
2.5 |
28 |
2 |
4.0 |
3.5 |
79 |
11.2 |
150 |
14.5 |
3.4 |
25 |
2.5 |
29 |
2 |
4.0 |
3.5 |
82 |
12.3 |
185 |
16.1 |
3.4 |
25 |
2.5 |
31 |
2 |
5.0 |
4.0 |
89 |
15.5 |
240 |
18.6 |
3.4 |
25 |
2.5 |
33 |
2 |
5.0 |
4.0 |
94 |
17.8 |
12/20(24) kV
Nominal Cross Section Area |
Nominal Conductor Diameter |
Nominal Insulation Thickness |
Nominal Screen Cross Section Area |
Nominal Core Sheath Thickness |
Nominal Core Diameter |
Nominal Bedding Thickness |
Nominal Steel Wire Diameter |
Serving Thickness |
Overall Diameter |
Weight |
mm^2 |
mm |
mm |
mm^2 |
mm |
mm |
mm |
mm |
mm |
mm |
kg/m |
35 |
7.0 |
5.5 |
16 |
2.5 |
26 |
2 |
3.15 |
3.5 |
74 |
7.6 |
50 |
8.2 |
5.5 |
16 |
2.5 |
27 |
2 |
3.15 |
3.5 |
77 |
8.3 |
70 |
9.9 |
5.5 |
16 |
2.5 |
29 |
2 |
4.0 |
3.5 |
81 |
10.3 |
95 |
11.5 |
5.5 |
16 |
2.5 |
30 |
2 |
4.0 |
3.5 |
85 |
11.5 |
120 |
13.0 |
5.5 |
16 |
2.5 |
32 |
2 |
4.0 |
3.5 |
88 |
12.7 |
150 |
14.5 |
5.5 |
25 |
2.5 |
33 |
2 |
4.0 |
3.5 |
91 |
13.9 |
185 |
16.1 |
5.5 |
25 |
2.5 |
35 |
2 |
5.0 |
4.0 |
98 |
17.2 |
240 |
18.6 |
5.5 |
25 |
2.5 |
38 |
2 |
5.0 |
4.0 |
103 |
19.5 |
18/30(36) kV
Nominal Cross Section Area |
Nominal Conductor Diameter |
Nominal Insulation Thickness |
Nominal Screen Cross Section Area |
Nominal Core Sheath Thickness |
Nominal Core Diameter |
Nominal Bedding Thickness |
Nominal Steel Wire Diameter |
Serving Thickness |
Overall Diameter |
Weight |
mm^2 |
mm |
mm |
mm^2 |
mm |
mm |
mm |
mm |
mm |
mm |
kg/m |
50 |
8.2 |
8.0 |
16 |
2.5 |
33 |
2 |
3.15 |
3.5 |
88 |
10.0 |
70 |
9.9 |
8.0 |
16 |
2.5 |
34 |
2 |
4.0 |
3.5 |
93 |
12.3 |
95 |
11.5 |
8.0 |
16 |
2.5 |
36 |
2 |
4.0 |
3.5 |
96 |
13.5 |
120 |
13.0 |
8.0 |
16 |
2.5 |
37 |
2 |
4.0 |
4.0 |
100 |
14.8 |
150 |
14.5 |
8.0 |
25 |
2.5 |
39 |
2 |
4.0 |
4.0 |
103 |
16.0 |
185 |
16.1 |
8.0 |
25 |
2.5 |
40 |
2 |
5.0 |
4.0 |
109 |
19.5 |
240 |
18.6 |
8.0 |
25 |
2.5 |
43 |
2 |
5.0 |
4.0 |
114 |
22.0 |