Industrial Cables  
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Australian Standard (Medium Voltage)

3.8/6.6kV Three Core Individual Screened & PVC/SWA/PVC Sheathed (Cu Conductor)

Application

These cables are designed to be used for the supply of electrical energy in fixed applications up to the rated voltages at a nominal power frequency between 49Hz and 61Hz., they are suitable for use in distribution installation, electrical power station , they are applied for installation, outdoors, underground where subject to mechanical damage.

Standard

AS/NZS 1429.1

Cable Construction

CONDUCTOR: Plain circular compacted copper to AS/NZS1125 Maximum Continuous Operating Temperature: 90°C

CONDUCTOR SCREEN: Extruded semi-conducting compound, bonded to the insulation and applied in the same operation as the insulation

INSULATION: Cross Linked Polyethylene (XLPE) – standard Ethylene Propylene Rubber (EPR) – alternative

INSULATION SCREEN: Extruded semi-conducting compound

METALLIC SCREEN: Plain annealed copper wire: 10kA for nominal 1 second(HEAVY DUTY)

BEDDING: PVC

ARMOURING: Galvanised steel wires

SHEATH: Black 5V-90 polyvinyl chloride (PVC) – standard

Orange 5V-90 PVC inner plus black high density polyethylene (HDPE) outer – alternative Low smoke zero halogen (LSOH) – alternative

Technical Characteristics

Nominal cond
uctor area
Maximum Conductor DC resistance at 20°C Cond. AC resistance at 50Hz and 90°C Inductive reactance at 50Hz Insul
ation
resis
tance at 20°C
Conductor to screen capaci
tance
Charging current per phase Diel
ectric loss per phrase
Maximum diaelectric stress Screen
DC resist
ance at 20°C
Armour
DC resista
nce at 20°C
Zero seque
nce resist
ance at 20°C
Zero seq. react. at
50Hz
mm2 Ohm
/km
Ohm
/km
Ohm
/km
MegOhm. km µF x
km
A x km W x km kV x mm Ohm
/km
Ohm
/km
Ohm/km Ohm/km
16 1.15 1.47 0.134 11000 0.221 0.263 4 2.06 1.06 0.857 2.58 0.0842
25 0.727 0.927 0.127 9700 0.248 0.296 4.5 1.99 0.706 0.811 1.86 0.077
35 0.524 0.668 0.12 8700 0.276 0.33 5.01 1.93 0.533 0.657 1.41 0.0712
50 0.387 0.494 0.115 7800 0.308 0.368 5.59 1.87 0.366 0.616 1.08 0.066
70 0.268 0.342 0.109 6900 0.352 0.42 6.39 1.82 0.265 0.559 0.807 0.0603
95 0.193 0.247 0.101 6000 0.404 0.482 7.33 1.77 0.265 0.521 0.721 0.0525
120 0.153 0.196 0.0969 5400 0.447 0.534 8.11 1.74 0.266 0.487 0.669 0.0491
150 0.124 0.16 0.0942 5000 0.486 0.58 8.81 1.72 0.265 0.458 0.629 0.0467
185 0.0991 0.128 0.0917 4600 0.53 0.632 9.61 1.69 0.265 0.431 0.593 0.0443
240 0.0754 0.0986 0.089 4200 0.576 0.687 10.4 1.61 0.266 0.307 0.504 0.0418
300 0.0601 0.0798 0.0879 4000 0.597 0.713 10.8 1.49 0.265 0.284 0.473 0.0409
400 0.047 0.064 0.0852 3800 0.627 0.749 11.4 1.38 0.265 0.257 0.44 0.0384

Cable Parameter

Sectional Area of Conductor Nom. Conductor Diameter Nom. Insulation Thickness Nom. Diamete Over insulation Screen Area on cores No. and Diamter of Screened Wires Nom. Diamete Over Screened Wires Nom. Diamete Over Bedding Nom. Diamete of Armour Nom. Diamete Over Armour Nom. Overall Diameter Approx. mass
mm2 mm mm mm mm2 no x mm mm mm mm mm mm kg/100m
16 4.8 2.5 11 17 10 x 0.85 14.3 34 2 38 42.6 295
25 5.8 2.5 12 25.5 15 x 0.85 15.3 36.1 2 40.1 44.9 345
35 6.8 2.5 13 34 20 x 0.85 16.3 38.5 2.5 43.5 48.7 440
50 8 2.5 14.1 49.4 29 x 0.85 17.4 41 2.5 46 51.4 515
70 9.6 2.5 15.7 68.1 40 x 0.85 19 44.6 2.5 49.6 55.2 630
95 11.5 2.5 17.6 68.1 40 x 0.85 20.9 48.9 2.5 53.9 59.7 745
120 13.1 2.5 19.2 68.1 40 x 0.85 22.5 52.3 2.5 57.3 63.3 850
150 14.5 2.5 20.6 68.1 40 x 0.85 23.9 55.7 2.5 60.7 66.9 960
185 16.1 2.5 22.2 68.1 40 x 0.85 25.5 59.4 2.5 64.4 70.8 1090
240 18.5 2.6 24.9 68.1 40 x 0.85 28.2 65.3 3.15 71.6 78.6 1410
300 20.7 2.8 27.6 68.1 40 x 0.85 30.9 71.4 3.15 77.7 85.2 1660
400 23.6 3 30.9 68.1 40 x 0.85 34.2 78.8 3.15 85.1 92.9 2030