EPR Insulated AC Medium-voltage Submarine Cable

Medium-voltage-EPR-Insulated-AC-submarine-power-cable

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The AC Type medium voltage cable is copper conductor,EPR Insulation, copper tape screen, steel wire armored Submarine Cable

Application

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.


Standard

IEC 60228; IEC 60502;

IEC 60840; IEC 62067.


Construction

Conductor:Copper conductor, circular stranded compacted, water blocked.

Conductor Screening: Extruded semi-conductive compound.

Insulation: EPR.

Insulation Screening: Extruded semi-conductive compound.

Screen: Copper tapes.

Fillers: Polypropylene filler.

Separator: Binder tapes

Bedding Layer: Polypropylene strings.

Armour: Galvanized steel wires.

Serving: Hessian tapes, bituminous compound, polypropylene strings.


Technical data

Operating voltage: 6/10(12) kv, 12/20(24) kv, 18/30(36) kv

Permittivity ε :3.0

Insulation esistance Ω.cm : 1015

Operation temperature:–40°C to + 90°C

Permissible short therm: + 250°C

Lowest ambient temperature:–60°C


Special version upon request

Waterproof version 

Water blocking

Galvanized steel wires armored 


Advantages

Good mechanical and tempereture performance

Single-steel ensures good performance of tensile strength

Crush resistance and flexibility


Dimensions and Weights

Rated VoltageNominal Cross Section AreaNominal Conductor DiameterNominal Steel Wire DiameterServing ThicknessOverall DiameterWeight
mm²mmmmmmmmkg/m
6/10(12) kv3573.153.5707.5
508.23.153.5738.2
709.943.5779.9
9511.543.58011.1
1201343.58412.2
15014.543.58713.6
18516.1549316.8
24018.6549919.1
12/20(24) kv3573.153.5788.8
508.23.153.5839.3
709.943.58711.4
9511.543.58912.7
12013449414.1
15014.5449715.3
18516.15410218.6
24018.65410821.1
18/30(36) kv508.23.153.59311.1
709.9449912.8
9511.54410214.9
120134410516.2
15014.54410817.6
18516.15411321
24018.65411923.4

Electrical specifications

Rated VoltageNominal Cross Section AreaCapacitanceInductanceCurrent Rating
mm²μF/mmmH/kmA
6/10(12)kv350.230.43167
500.260.41199
700.290.38241
950.320.37288
1200.350.35327
1500.380.34363
1850.420.33405
2400.470.32464
    12/20(24) kv350.170.47171
500.180.44199
700.20.41243
950.220.4292
1200.240.38328
1500.260.37364
1850.280.35408
2400.310.34467
  18/30(36) kv500.140.48202
700.150.45245
950.170.42291
1200.180.41330
1500.190.39366
1850.210.38411
2400.230.36470

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