IEC 60502 STA Armoured Electrical Cable Three Core 3.5kV Underground Power Cable 12-57mm Diameter
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
7-30 days based on different Qty
Brand:
STA Armoured Electrical Cable
Product Description
Product Overview
IEC 60502 standard steel tape armoured electrical cable with three cores, specifically engineered for underground installation applications requiring reliable power distribution and mechanical protection.
Applications
PVC power cable designed for static outdoor applications with UV protection, suitable for installation in ground, water, facilities, cable canals, concrete, and environments without heavy mechanical loads or tensile strains. Ideal for electric power plants, transformer stations, industrial plants, metropolitan networks, and connection of signaling devices in industrial and traffic applications.
Construction Details
- Conductor: Circular, solid, compacted or sector shaped stranded copper or aluminum
- Insulation: PVC material
- Filler: Non-hygroscopic material
- Inner sheath: PVC protection
- Armouring: Steel Tape Armoured (STA)
- Outer sheath: PVC durable covering
Technical Specifications
Electrical & Thermal Performance
- Test Voltage: 3.5kV for 5 minutes with no breakdown
- Ambient installation temperature: ≥0℃
- Maximum conductor temperature in normal operation: ≤90℃
- Maximum conductor temperature during short-circuit (5s maximum): 250℃
Bending Radius Requirements
- Single unarmoured cable: 20 × OD
- Multi-core unarmoured cable: 15 × OD
- Single armoured cable: 5 × OD
- Multi-core armoured cable: 12 × OD
Note: OD = Overall Diameter of Cable
Product Specifications
| Nominal Section Area (mm²) | Approx. Overall Diameter (mm) | Approx. Weight of Cable (kg/km) | Maximum DC Resistance (Ω/km) |
|---|---|---|---|
| 3×1.5 RE | 12.4 | 252.3 | 12.1 (Cu) |
| 3×2.5 RE | 13.3 | 300.7 (Cu) 254 (Al) | 7.41 (Cu) 12.1 (Al) |
| 3×4 RE | 15.2 | 394.5 (Cu) 319.9 (Al) | 4.61 (Cu) 7.41 (Al) |
| 3×6 RE | 16.3 | 487 (Cu) 375.1 (Al) | 3.08 (Cu) 4.61 (Al) |
| 3×10 CC | 18.5 | 663.2 (Cu) 476.7 (Al) | 1.83 (Cu) 3.08 (Al) |
| 3×16 CC | 20.7 | 901.8 (Cu) 603.3 (Al) | 1.15 (Cu) 1.91 (Al) |
| 3×25 CC | 24.1 | 1250.7 (Cu) 784.3 (Al) | 0.727 (Cu) 1.2 (Al) |
| 3×35 CC | 26.3 | 1578.1 (Cu) 925.2 (Al) | 0.524 (Cu) 0.868 (Al) |
| 3×50 SM | 25.8 | 1997.4 (Cu) 1064.7 (Al) | 0.387 (Cu) 0.641 (Al) |
| 3×70 SM | 29 | 2635.8 (Cu) 1330 (Al) | 0.268 (Cu) 0.443 (Al) |
| 3×95 SM | 34.2 | 3799.8 (Cu) 2027.6 (Al) | 0.193 (Cu) 0.32 (Al) |
| 3×120 SM | 37.6 | 4620.3 (Cu) 2381.9 (Al) | 0.153 (Cu) 0.253 (Al) |
| 3×150 SM | 41.9 | 5661.4 (Cu) 2863.4 (Al) | 0.124 (Cu) 0.206 (Al) |
| 3×185 SM | 46.8 | 6965.8 (Cu) 3514.9 (Al) | 0.0991 (Cu) 0.164 (Al) |
| 3×240 SM | 52 | 8782.1 (Cu) 4305.2 (Al) | 0.0754 (Cu) 0.125 (Al) |
| 3×300 SM | 57.3 | 10747.9 (Cu) 5151.8 (Al) | 0.0601 (Cu) 0.1 (Al) |
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Zhongdong Cable Co., Ltd.
Location
Yingli Development Zone, Jinzhou City, Hebei Province, China
Contact Person
Bai