6.35/11kV URD Triplex

6.35/11kV URD Triplex Individually Screened, Water Blocking Taped/HDPE Sheathed Aluminium Conductors, up to 3kA fault level

Nexans ref. : XJZA27TJ003

Datasheet PDF

Description

Standards

Product

AS/NZS 1125; AS/NZS 1429.1; IEC 60228; IEC 60502-2

Aluminium conductors, triple extruded conductor screen, insulation and insulation screen, copper wire screened, water blocking taped, HDPE sheathed, laid up 'Triplex' cables.

Characteristics

Construction characteristics

Armour type

Conductor flexibility

Class 2

Conductor material

Aluminum

Conductor shape

Circular

Insulation

XLPE

Outer sheath

HDPE

Screen

Copper wire

Type of conductor

Stranded compacted

Dimensional characteristics

Approximate weight

480.0 kg/100m

Conductor cross-section

300 mm²

Conductor diameter

20.1 mm

Diameter over insulation

28.26 mm

Diameter over screen

31.56 mm

Nominal Duct Diameter

100 mm

Nominal Screen Area on each core

20.43 mm²

Nominal insulation thickness

3.4 mm

Nominal overall diameter of each phase cable

36.7 mm

Nominal overall diameter of triplex

79.1 mm

Number of screen wires (nb x mm Ø)

36 x 0.85 mm Ø

Electrical characteristics

A.C. Conductor resist. 50Hz and at 90 °C

0.13 Ohm/km

Capacitance (All Main Cores - Screen)

0.491 µF / km

Charging current per phase

0.98 A/km

DC Resistance of the Screen at 20°C

0.88 Ohm/km

Dielectric loss per phase

24.9 W/km

Inductive reactance at 50Hz

0.099 Ohm/km

Insulation resistance at 20°C

4900 MOhm.km

Max. DC resistance of the conductor at 20°C

0.1 Ohm/km

Maximum electric stress

2.1 kV/mm

Permissible short circuit current conductor 1s

28.4 kA

Permissible short circuit current screen 1s

3.03 kA

Rated Voltage Uo/U (Um)

Zero sequence reactance at 50HZ

0.044 Ohm/km

Zero sequence resistance at 20°C

0.986 Ohm/km

Mechanical characteristics

Maximum Pulling Tension

45 kN

Usage characteristics

Minimum Bending Radius of Cable Bundle During Pulling

1190 mm

Minimum Bending Radius of Cable Bundle Set in Position

790 mm

Minimum Bending Radius of Phase Cable During Pulling

920 mm

Minimum Bending Radius of Phase Cable Set in Position

550 mm

Resources

Current carrying capacity table (in Amps) - 6.35/11kV URD Triplex

Conductor cross-section
mm²	Al	Al	Al	Al	Al
300.0	483.0	516.0	355.0	438.0	375.0

In air touching

In air spaced from surface

In air enclosed

Underground direct touching

Underground ducts

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6.35/11kV URD Triplex

Description

Description

Standards

Characteristics