Copper Tape Screen Steel Wire Armoured Cable SWA 35kV High Voltage 630-1600mm² 64/110kV Rating
Price:
Factory Price
MOQ:
Negotiable
Delivery Time:
7-30 days based on different Qty
Brand:
Steel Wire Armoured Cable
Product Description
Product Overview
High-performance 35kV steel wire armoured cable with copper tape screen, designed for demanding power transmission applications. Features robust construction and exceptional electrical performance for reliable operation in various industrial environments.
Applications
- Power Transmission Networks
- Renewable Energy Systems
- Industrial Facilities
- Urban Grid Upgrades
- Special Environments
Cable Construction
- Conductor: Class 2 copper or aluminum, compacted or segment strand Milliken
- Conductor Screen: Extruded semi-conductive XLPE
- Insulation: Cross-Linked Polyethylene (XLPE)
- Insulation Screen: Extruded semi-conductive XLPE
- Separator: Water swellable semi-conductive tape
- Screen: Copper wire screen with counter helix copper tape
- Sheath: High Density Polyethylene (HDPE)
Technical Specifications
Voltage Rating: 64/110kV (123kV)
Operating Temperature: -30°C to +90°C
Short Circuit Temperature: +250°C
Overload Temperature: +130°C (100h per year)
Detailed Technical Parameters
| Parameter Category | Parameter Item | Parameter Values |
|---|---|---|
| Configuration Parameters | Electric Conductor | Material: copper core (cross-section range: 630-1600mm²) |
| Configuration Parameters | External Diameter | 30.0-56.5mm (increases with cross-section) |
| Configuration Parameters | Insulating Course | Material: XLPE, thickness: 16.5±0.5mm |
| Configuration Parameters | Conductor Shielding | Thickness: 1.2mm (semi-conductive material) |
| Configuration Parameters | Insulation Screen | Thickness: 1.0mm (semi-conductive material) |
| Configuration Parameters | Metallic Sheath | Wrinkle aluminum sheath (2.0±0.2mm) with double galvanized steel strip (0.5-0.8mm) |
| Configuration Parameters | Oversheath | Material: flame retardant PVC or PE, thickness: 4.5±0.2mm |
| Electrical Parameters | 20°C Conductor DC Resistance | 0.0754-0.009 Ω/km (decreases with larger cross-section) |
| Electrical Parameters | 90°C Conductor AC Resistance | 0.097-0.0142 Ω/km |
| Electrical Parameters | Capacity Value | 134-282 pF/m (increases with cross-section) |
| Electrical Parameters | Power Frequency Pressure Test | 64/110kV (factory test) |
| Electrical Parameters | Local Discharge Performance | At 5pC (1.5U₀ under-voltage) |
| Mechanical Parameters | Minimum Bending Radius | 12 × cable outer diameter (armor layer requirement) |
| Mechanical Parameters | Allowable Working Temperature | Long-term: 90°C, short circuit: 250°C (within 5 seconds) |
| Mechanical Parameters | Laying Ambient Temperature | ≥0°C |
| Performance Data | Current Capacity - Single Return Air | 630mm²: 1010A; 1600mm²: 1690A (40°C ambient, 1.0m·°C/W soil thermal resistance) |
| Performance Data | Current Capacity - Direct Burial | 630mm²: ~800A; 1600mm²: ~1300A (1m depth, 35°C ground temperature) |
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Company
Zhongdong Cable Co., Ltd.
Location
Yingli Development Zone, Jinzhou City, Hebei Province, China
Contact Person
Bai