12.7/22kV Triplex

12.7/22kV Triplex Individually Screened, Water Blocking Taped/HDPE Sheathed Stranded Conductors, up to 10kA fault level

Nexans ref. : XLZA18TH003

Datasheet PDF

Description

Standards

Product

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

Stranded compacted conductor, 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 material

Aluminum

Insulation

XLPE

Outer sheath

HDPE

Screen

Copper wire

Type of conductor

Stranded compacted

Dimensional characteristics

Approximate weight

225.0 kg/100m

Conductor cross-section

35 mm²

Conductor diameter

6.9 mm

Diameter over insulation

19.2 mm

Diameter over screen

22.5 mm

Nominal Duct Diameter

80 mm

Nominal Screen Area on each core

22.7 mm²

Nominal insulation thickness

5.5 mm

Nominal overall diameter of each phase cable

27 mm

Nominal overall diameter of triplex

58.2 mm

Number of screen wires (nb x mm Ø)

40 x 0.85 mm Ø

Electrical characteristics

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

1.113 Ohm/km

Capacitance (All Main Cores - Screen)

0.157 µF / km

Charging current per phase

0.626 A/km

DC Resistance of the Screen at 20°C

0.8 Ohm/km

Dielectric loss per phase

31.8 W/km

Inductive reactance at 50Hz

0.148 Ohm/km

Insulation resistance at 20°C

15000 MOhm.km

Max. DC resistance of the conductor at 20°C

0.868 Ohm/km

Maximum electric stress

3.6 kV/mm

Permissible short circuit current conductor 1s

3.3 kA

Permissible short circuit current screen 1s

3.37 kA

Rated Voltage Uo/U (Um)

Zero sequence reactance at 50HZ

0.092 Ohm/km

Zero sequence resistance at 20°C

1.665 Ohm/km

Mechanical characteristics

Maximum Pulling Tension

5.25 kN

Usage characteristics

Minimum Bending Radius of Cable Bundle During Pulling

870 mm

Minimum Bending Radius of Cable Bundle Set in Position

580 mm

Minimum Bending Radius of Phase Cable During Pulling

680 mm

Minimum Bending Radius of Phase Cable Set in Position

410 mm

Resources

Current carrying capacity table (in Amps) - 12.7/22kV Triplex

Conductor cross-section
mm²	Cu	Al	Cu	Al	Cu	Al	Cu	Al	Cu	Al
35.0	173.0	133.0	182.0	140.0	130.0	100.0	174.0	134.0	144.0	111.0

In air touching

In air spaced from surface

In air enclosed

Underground direct touching

Underground ducts

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12.7/22kV Triplex

Description

Description

Standards

Characteristics