3.8/6.6kV Three Core Individual Screened & PVC/SWA/PVC Sheathed (Al 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 aluminium 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 conductor area | Maximum Conductor DC resistance at 20°C | Cond. AC resistance at 50Hz and 90°C | Inductive reactance at 50Hz | Insulation resistance at 20°C | Conductor to screen capacitance | Charg ing current per phase |
Diel ectric loss per phrase |
Maxi mum diael ectric stress |
Scree nDC resist ance at 20°C |
ArmourDC resistance at 20°C | Zero sequ ence resis tance at 20°C |
Zero seq. react. at 50Hz |
| mm2 | Ohm/km | Ohm/km | Ohm/km | MegOhm. km | uF x km | A x km |
W x km | kV x mm | Ohm /km |
Ohm/km | Ohm/km | Ohm/km |
| 35 | 0.868 | 1.11 | 0.12 | 8700 | 0.278 | 0.332 | 5.04 | 1.92 | 0.761 | 0.643 | 1.91 | 0.0709 |
| 50 | 0.641 | 0.822 | 0.115 | 7800 | 0.309 | 0.369 | 5.61 | 1.87 | 0.559 | 0.616 | 1.52 | 0.0658 |
| 70 | 0.443 | 0.569 | 0.106 | 6800 | 0.353 | 0.422 | 6.41 | 1.82 | 0.393 | 0.559 | 1.14 | 0.0574 |
| 95 | 0.32 | 0.41 | 0.101 | 6000 | 0.4 | 0.478 | 7.26 | 1.77 | 0.295 | 0.521 | 0.884 | 0.0528 |
| 120 | 0.253 | 0.325 | 0.0976 | 5500 | 0.439 | 0.524 | 7.96 | 1.74 | 0.265 | 0.487 | 0.769 | 0.0497 |
| 150 | 0.206 | 0.265 | 0.0948 | 5100 | 0.477 | 0.569 | 8.66 | 1.72 | 0.266 | 0.465 | 0.714 | 0.0472 |
| 185 | 0.164 | 0.211 | 0.0923 | 4700 | 0.518 | 0.618 | 9.4 | 1.7 | 0.265 | 0.438 | 0.66 | 0.0449 |
| 240 | 0.125 | 0.162 | 0.0896 | 4300 | 0.561 | 0.67 | 10.2 | 1.62 | 0.265 | 0.312 | 0.556 | 0.0424 |
| 300 | 0.1 | 0.13 | 0.0885 | 4100 | 0.582 | 0.695 | 10.6 | 1.5 | 0.265 | 0.288 | 0.515 | 0.0415 |
| 400 | 0.0778 | 0.102 | 0.0857 | 3900 | 0.613 | 0.731 | 11.1 | 1.39 | 0.265 | 0.261 | 0.473 | 0.039 |
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 |
| 35 | 6.9 | 2.5 | 13 | 23.8 | 14 x 0.85 | 16.3 | 38.6 | 2.5 | 43.6 | 48.6 | 370 |
| 50 | 8.1 | 2.5 | 14.2 | 32.3 | 19 x 0.85 | 17.5 | 41.1 | 2.5 | 46.1 | 51.5 | 410 |
| 70 | 9.6 | 2.5 | 15.8 | 46 | 27 x 0.85 | 19.1 | 44.7 | 2.5 | 49.7 | 55.3 | 480 |
| 95 | 11.4 | 2.5 | 17.5 | 61.3 | 36 x 0.85 | 20.8 | 48.6 | 2.5 | 53.6 | 59.4 | 555 |
| 120 | 12.8 | 2.5 | 18.9 | 68.1 | 40 x 0.85 | 22.2 | 51.6 | 2.5 | 56.6 | 62.6 | 615 |
| 150 | 14.2 | 2.5 | 20.3 | 68.1 | 40 x 0.85 | 23.6 | 54.9 | 2.5 | 59.9 | 66.1 | 665 |
| 185 | 15.7 | 2.5 | 21.8 | 68.1 | 40 x 0.85 | 25.1 | 58.3 | 2.5 | 63.3 | 69.7 | 735 |
| 240 | 18 | 2.6 | 24.3 | 68.1 | 40 x 0.85 | 27.6 | 63.9 | 3.15 | 70.2 | 77.3 | 940 |
| 300 | 20.1 | 2.8 | 27 | 68.1 | 40 x 0.85 | 30.3 | 70 | 3.15 | 76.3 | 83.7 | 1070 |
| 400 | 23 | 3 | 30.3 | 68.1 | 40 x 0.85 | 33.6 | 77.2 | 3.15 | 83.5 | 91.4 | 1240 |
