19/33kV Screened MV ABC Cable–Aerial Bundled Cables to IEC 60502
19/33kV Screened MV ABC Cable–Aerial Bundled Cables to IEC 60502
Conductor: Compact stranded hard drawn Aluminium Conductor ( Class2)
Conductor Screen: Extruded semi-conductive layer.
Insulation: Cross-linked polyethylene (Natural)
Insulation Screen: Extruded semi-conductive layer.
Metallic Screen: Copper wire screen or copper tape screen
Sheath: HDPE
Screened MV ABC Cable Application:
Three XLPE insulated screened cores are bundled around the galvanized steel wires in a right hand lay.Primarily used for overhead service applications such as street lighting,outdoor lighting,and temporary service for construction. To be used at votages of 600V phase-to-phase or less and at conductor temperatures not to exceed 75℃ for polyethylence insulated conductors or 90℃ for crossliked polyethylene(XLPE) insulated conductors.
Cable Standards
IEC 60502CONSTRUCTION :
Screened MV ABC Cable Construction
| Phase Conductor | Circular Compacted Stranded H68 Aluminium ( Class 2) |
| Conductor Screen | Extruded Semi-conductive Layer. |
| Insulation | XLPE. |
| Insulation Screen | Extruded Semi-conductive Layer. |
| Metallic Screen | Copper wire screen or copper tape screen |
| Separator | Semi-conductive swellable tape. |
| Outer Sheath | HDPE. |
| Support Conductor | Galvanized steel wires. |
| Assembly | XLPE insulated screened cores are bundled around the galvanized steel wires in a right hand lay |
TECHNICAL DATA :
Temperature :
– Normal operation 90°C.– Emergency over load conditions 130°C.
– Short circuit conditions 250°C.
Technical Parameter
| NO.Cores X Nominal Cross Section | Phase Conductor | Messenger Suspension Unit | Contiuous Current Rating at 300C Ambient Temp | |||
| Stranding | Nominal Sectional Area | Stranding | Nominal Sectional Area | Breaking Load | ||
| No.×mm² | No.×mm | mm2 | No.×mm | mm2 | KN | A |
| 3X50 + 1X50 | 19/1.78 | 50 | 7/3.0 | 50 | 60 | 165 |
| 3X150 + 1X50 | 37/2.25 | 150 | 7/3.0 | 50 | 60 | 315 |
| 3X185+ 1X70 | 37/2.52 | 185 | 7/3.57 | 70 | 91 | 355 |
| 3X70+1X50 | 19/2.14 | 70 | 7/3.15 | 50 | 62 | 250 |
| 3X150 +1X50 | 37/2.25 | 150 | 7/3.15 | 50 | 62 | 370 |
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