CU/XLPE/CWS/PVC 20KV 3X150/25

Description

Description

Standards

  • Product
    IEC 60502-2

Application

MV 3-core cable suitable for outdoor and indoor installation, in air, in grounds, in cable ducts.

The cable is suitable for rated voltage 12,7/22KV (Um=24KV) according to BS standards

Construction

​MV 3-core cable is consisted of stranded (class 2) copper conductors, semiconductive conductor screen, XLPE insulation, semiconductive insulation screen, copper wires metallic screen on each core, PVC outer sheath.

Characteristics

Characteristics

Construction characteristics

Construction characteristics

Conductor material
Copper
Conductor shape
Circular
Conductor flexibility
Stranded class 2
Material of the inner semi-conductor
XLPE-SC
Insulation
XLPE (chemical)
Material of the external semi-conductor
Extruded strippable
Screen
Copper wire
Outer sheath
PVC
Lead free
Yes
Halogen free
No

Dimensional characteristics

Dimensional characteristics

Number of cores
3
Conductor cross-section
150 mm²
Screen section
25 mm²
Approximate weight
6850 kg/km
Nominal outer diameter
70.0 mm

Electrical characteristics

Electrical characteristics

Rated Voltage Uo/U (Um)
12 / 20 (24) kV
Max. DC resistance of the conductor at 20°C
0.124 Ohm/km
Permissible current rating in open air
485 A
Permissible current rating when buried
410 A

Usage characteristics

Usage characteristics

Max. conductor temperature in service
90 °C
Short-circuit max. conductor temperature
250 °C

Resources

Resources

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