4C X 4 Sq.mm CU/XLPE/SWA/PVC

Description

Description

Standards

  • International
    IEC 60332-1
  • National
    BS 5467

Scope

 This specification covers four core, XLPE insulated cables for use on the Qatar Power Systems ,Street lightning ans Small wiring systems. These cables are complying with BS 5467 and QCS 2014 Standards .

 

Design

 

1. Conductor

Plain annealed high-conductivity Stranded Copper Class 2 conforming to BS EN 60228

 

2. Insulation

XLPE insulation Type GP8 conforming to BS 7655-1

 

3. Filling or Bedding

 Extruded PVC

 

4. Armour

Single layer of Galvanised Steel Wires (GSWA)

 

5. Outer Sheath

Polyvinyl Chloride 'PVC'

 - Flame retardant : IEC60332-1

 - Colour :  Black

 

Marking

NO.OF CORES X Sq.mm CU/XLPE/SWA/PVC 600/1000 V  BS 5467 MADE IN QATAR QICC-NEXANS Years  Meters

 

 

 

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Copper
Conductor flexibility
Stranded class 2
Conductor shape
Circular
Insulation
XLPE
Core identification
Red,Yellow,Blue,Black
Inner sheath
PVC
Armour type
Galvanized steel wires
Outer sheath
PVC
Colour
Black

Dimensional characteristics

Dimensional characteristics

Number of cores
4
Conductor cross-section
4 mm²
Approximate weight
499 kg/km
Nominal armour wire diameter
0.9 mm
Nominal insulation thickness
0.7 mm
Nominal outer diameter
15.2 mm

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
0,6/1 kV
Max. DC resistance of the conductor at 20°C
4.61 Ohm/km
Permissible current rating in open air
44 A
Permissible current rating when buried
39 A
Permissible short circuit current conductor 1s
0.6 kA
Thermal soil resistivity dry zone
2.5 °K.m/W
Voltage drop, 3 conductors
8.24 V/A.km

Usage characteristics

Usage characteristics

Max. conductor temperature in service
90 °C
Short-circuit max. conductor temperature
250 °C
Bending factor when laying
12 (xD)
Bending factor when installed
12 (xD)
Ambient air temperature
30 °C
Ambient ground temperature
20 °C
Laying depth, center of system
700 mm
Max. pulling force during laying
50 N/mm2

Resources

Resources

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