IEC/BS Standard 19-33kV-XLPE Insulated MV Middle Voltage Power Cable

IEC/BS Standard 19-33kV-XLPE Insulated MV Middle Voltage Power Cable

Specifications:

    Medium voltage cables are manufactured using the monosil process. We provide the highly specialized plant, state-of-the-art research facilities and meticulous quality control procedures that are required for the manufacturing of PVC insulated cables for use up to 6KV and XLPE/EPR insulated cables for use at voltages up to 35 KV. The materials are all kept in cleanliness-controlled conditions throughout the production process in order to ensure the absolute homogeneity of the finished insulation materials.

     

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Parameter Table

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Application :

Suitable for energy networks such as power stations. For installation in ducts, underground and outdoor. Please note: Red outer sheath can be prone to fading when exposed to UV rays.

Standards:

Flame propagation to BS EN60332
BS6622
IEC 60502

Characteristics :

Conductor: stranded plain annealed circular compacted copper conductors or aluminium conductor
Insulation: cross link polyethylene (XLPE)
Metallic Screen: individual or overall copper tape screen
Separator: copper tape with 10% overlap
Bedding: polyvinyl chloride (PVC)
Armouring: Steel Wire Armour (SWA), Steel Tape Armour (STA), Aluminium Wire Armour (AWA), Aluminium Tape Armour (ATA)
Sheath: PVC outer sheath
Sheath colour: Red or Black

Electrical data:

Maximum conductor operating temperature: 90°C
Maximum screen operating temperature: 80°C
Maximum conductor temperature during S.C: 250°C
Laying conditions at trefoil formation are as below:
Soil thermal resistivity: 120˚C. Cm/Watt
Burial depth: 0.5m
Ground temperature: 15°C
Air temperature: 25°C
Frequency: 50Hz

Nominal area of conductor Maximum conductor resistance at 20 ℃ Thickness of xlpe insulation Thickness of copper tape Thickness of extruded bedding Dia of armour wire Thickness of outer  sheath Approx. Overall diameter Approx. Cable weight
mm² Ω/km mm mm  mm mm mm mm kg/km
50 0.387 8 0.075 1.2 2 2.2 39.4 2050
70 0.268 8 0.075 1.2 2 2.2 41 2330
95 0.193 8 0.075 1.2 2 2.3 43.1 2710
120 0.153 8 0.075 1.2 2 2.3 44.6 3020
150 0.124 8 0.075 1.3 2.5 2.4 47.4 3570
185 0.0991 8 0.075 1.3 2.5 2.5 49.2 3990
240 0.0754 8 0.075 1.3 2.5 2.5 51.7 4670
300 0.0601 8 0.075 1.4 2.5 2.6 54.1 5410
400 0.047 8 0.075 1.4 2.5 2.7 57.2 6430
500 0.0366 8 0.075 1.5 2.5 2.8 60.6 7620
630 0.0283 8 0.075 1.6 2.5 2.9 64.8 8935

19/33kV-Three cores copper conductor XLPE insulated copper tape screened galvanized steel wire armoured PVC sheathed cables

Nominal area of conductor Maximum conductor resistance at 20 ℃ Thickness of xlpe insulation Thickness of copper tape Thickness of extruded bedding Dia of armour wire Thickness of outer  sheath Approx. Overall diameter Approx. Cable weight
mm² Ω/km mm mm mm mm mm mm kg/km
50 0.387 8 0.075 1.8 3.15 3.4 78.8 9230
70 0.268 8 0.075 1.8 3.15 3.5 82.5 10310
95 0.193 8 0.075 1.9 3.15 3.6 87 11640
120 0.153 8 0.075 2 3.15 3.7 90.6 12850
150 0.124 8 0.075 2 3.15 3.8 93.8 14150
185 0.0991 8 0.075 2.1 3.15 4 97.9 15700
240 0.0754 8 0.075 2.2 3.15 4.1 104 18120
300 0.0601 8 0.075 2.3 3.15 4.3 109 20570