3x240

Description

Description

Standards

  • International
    IEC 60332-1; IEC 60502-2
  • National
    ADWEA-MV-UAE

Application

These power cables are used for electricity supply in medium voltage installation system. They are well adapted to underground use in industrial application where chemical and mechanical protections are needed. This group is complying with IEC and ADWEA specs.
 

Design

1. Conductor

Stranded bare copper class 2 acc. to IEC 60228 or equivalent

2. Insulation

Triple extruded Inner semi conductive layer  - Cross Linked Polyethylene 'XLPE' - Outer semi conductive layer

3. Metalic Screen

Copper tape screen + Interstice thee copper conductor assembled with the main cores

4. Inner Sheathing or Bedding

Extruded PE 

5. Armour

Galvanized Steel Tape Armour "STA"

6. Outer Sheath

Extruded Polyethylene '"PE' with outer semi conductive layer

 
Installation Conditions:

1.Air Temperature : 30 Deg.

2.Ground Temperature : 20 Deg

3.Soil Thermal Resistivity : 1.5 km/w

4.Depth of lay : 0.8 m

 All dimensions have tolerance +-7 %

Marking

 no. of cores x  conductor size mm2  Cu/XLPE/STA/PVC  Voltage grade V  Standard  MADE IN QATAR  QICC - Nexans  Year  Meters

Custom marking available

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
-
Conductor flexibility
-
Conductor shape
-
Material of the inner semi-conductor
-
Insulation
-
Material of the external semi-conductor
-
Screen
-
Inner sheath
-
Armour type
-
Outer sheath
-
Sheath colour
Black

Dimensional characteristics

Dimensional characteristics

Number of cores
3
Conductor cross-section
240 mm²
Nominal outer diameter
84.0 mm
Approximate weight
11480 kg/km

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
12 / 20 (24) kV
Nominal phase capacitance
0.3 µF / km
Permissible current rating in open air
529 A
Permissible current rating when buried
431 A
Screen fault current carrying capacity for 1 second
- kA
Voltage drop, 3 conductors
0.15 V/A.km
Max. DC resistance of the conductor at 20°C
0.0754 Ohm/km

Mechanical characteristics

Mechanical characteristics

Mechanical resistance to impacts
-

Usage characteristics

Usage characteristics

Max. conductor temperature in service
90 °C
Flame retardant
-
Bending factor when laying
30 (xD)
Bending factor when installed
15 (xD)
Short-circuit max. conductor temperature
250 °C

Resources

Resources

Selling & delivery Information


Note: On request we are delivering three single core laid up cables on one drum

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