CU/XLPE/CTS/PVC/SWA/PVC 3x300 mm2

Description

Description

Standards

  • Product
    BS 6622

Application:

These are cables with low dielectric losses used in energy networks with sudden load changes where mechanical stresses expected. Laid in residential or industrial areas, underground or in ducts.

 

Construction:

  1. Conductor:Copper
  2. Conductor screen:Semi-conducting compound(XLPE)
  3. Insulation:XLPE
  4. Insulation screen:Semi-conducting compound(XLPE)
  5. Semi-conducting tape:Crape paper
  6. Metallic screen:Copper tape
  7. Filler:PVC
  8. Separation sheath:PVC
  9. Armour:Single layer galvanized steel wire
  10. Outer sheath:PVC

 

Marking

ELECTRIC CABLE  33000 V  BS 6622  NEXANS i Number of cores x cross section  ''YEAR''

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Copper
Conductor shape
Circular compacted
Material of the inner semi-conductor
XLPE
Insulation
XLPE (Cross-linked Polyethylene)
Material of the external semi-conductor
XLPE
Screen
Copper tape
Armour type
Galvanised round steel wires
Outer sheath
PVC
Sheath colour
Red

Dimensional characteristics

Dimensional characteristics

Number of cores
3
Conductor cross-section
300 mm²
Nominal outer diameter
106.0 mm
Approximate weight
22760 kg/km
Delivery reel size for 1000m
- cm

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
19 / 33 (36) kV
Max. DC resistance of the conductor at 20°C
0.0601 Ohm/km
Perm. current rating buried 20°C - flat formation
482 A
Perm. current rating in air 30°C - flat formation
599 A
Permissible short circuit current conductor 1s
42.9 kA
Permissible short circuit current screen 1s
4.62 kA

Mechanical characteristics

Mechanical characteristics

Mechanical resistance to impacts
Good

Usage characteristics

Usage characteristics

Packaging
Drum
Operating temperature, range
-20 ... 60 °C
Short-circuit max. conductor temperature
250 °C
Flame retardant
IEC 60332-1-2
Bending factor when laying
12 (xD)
Max. conductor temperature in service
90 °C

Resources

Resources

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