Customization: | Available |
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Application: | Construction, Underground, Industrial, Power Station |
Voltage: | Low and Medium Voltage Cable |
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12.7/22kv single core 3 core XLPE insulation armoured power supply power cable
1. Object
This document defines the design and manufacturing characteristics of the cables type 12/20 kV manufactured by Huatong Cables.
2. Design
This type of cables is designed, manufactured and tested according to IEC 60502-2.
3. Applications
Cables for fixed installations. Suitable for transport and distribution of electric power in
medium voltage networks. These cables are suitable for indoor, outdoor and buried installations.
4. Characteristics
Nominal voltage: 12/20 (24) kV
Minimum service temperature: -15 °C
Maximum conductor temperature: 90 °C
Maximum short-circuit temperature: 250 °C (maximum 5 s)
Minimum bending radius: 15 x cable Ø
5. General structure of the cable
5.1 Conductor
Electrolytic annealed aluminium conductor, class 2 according to EN 60228 / IEC 60228.
Optionally, hygroscopic tapes can be applied in order to achieve longitudinal watertightness
on the conductor
5.2 Inner semi-conducting screen
Cross-linked semiconductor screen applied over conductor in a triple-extrussion process.
5.3 Insulation
Cross-linked polyethylene insulation, XLPE according to IEC 60502-2; natural color.
5.4 Outer semi-conducting screen
Cross-linked semiconductor screen applied over insulation in a triple-extrussion process.
Strippable. Optionally, under customer request, it can supplied non strippable (bonded to insulation).
5.5 Metalic screen
Metalic screen made with Cu wires and Cu binder tape, applied over the outer semiconducting
layer. With 16 mm2 minimum cross-section.
5.6 Inner sheath
90ºC pvc
5.7
Galvanised steel wire
5.7 Outer sheath
Polyolefine or PVC outer sheath to IEC 60502-2, black or red color.
6 Data sheet
Cross-section | Screen | Conductor | Insulation | Outer | Weight |
mm2 | mm2 | mm | mm | mm | KG/KM |
1x50 | 16 | 8 | 20.2 | 27.9 | 770 |
1x70 | 16 | 10.1 | 22.3 | 30.4 | 905 |
1x95 | 16 | 11.3 | 23.5 | 31.5 | 1000 |
1x120 | 16 | 12.7 | 24.9 | 33.6 | 1140 |
1x150 | 16 | 14.2 | 26.4 | 35.1 | 1260 |
1x185 | 16 | 16 | 28.2 | 36.9 | 1405 |
1x240 | 16 | 18 | 30.2 | 39.4 | 1635 |
1x300 | 16 | 21 | 33.2 | 42.4 | 1865 |
1x400 | 16 | 23.4 | 36.4 | 45.6 | 2225 |
1x500 | 16 | 27 | 40.4 | 49.2 | 2585 |
1x630 | 16 | 31.5 | 44.5 | 53.7 | 3130 |
1x800 | 16 | 34 | 47 | 57.2 | 3775 |
1x1000 | 16 | 39 | 51.7 | 60.5 | 4450 |