Ultrivex Medical
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Substation Conductor Silicone Rubber Overhead Line Cover
The innovative product design ensures ease of installation. Utilizing high-quality silicone rubber material, this cover offers anti-aging and corrosion resistance. It features excellent resistance to corona and high-temperature performance, making it especially suitable for the protection of bare wires. It is widely used in substation protection works and railway catenary systems, showing significant results in cross-lines.
| Serial No. | Properties | Unit | Standard Data | Test Results | Test Methods |
|---|---|---|---|---|---|
| 1 | Electrical Strength Test | KV/mm | ≥20 | 22 | GB/T 1408.1-2006 |
| 2 | Volume Resistivity | Ω.cm | >=1×10¹⁴ | 2×10¹⁴ | GB/T 1410-2006 |
| 3 | Dielectric Constant | - | 2-3 | 2.3 | GB/T 1409-2006 |
| 4 | Shore Hardness | - | 70±5 | 7.1 | GB/T 531 |
| 5 | Mechanical Properties (Before/After Ageing) | MPa / % | Ts>=4.0; Elong>=200 | Ts: 5.5; Elong: 243 | GB/T 528 |
| 6 | Low Temp Elongation (-15ºC, 2h) | % | >=20 | 190 | GB/T 2951.4-1997 |
| 7 | Low Temp Flexibility (-50ºC, 4h) | - | No cracks | No cracks | UL224-2004 |
| 8 | High Temp Crack Resistance (155ºC, 2h) | - | No cracks | No cracks | GB/T2951.6-1997 |
| LJ Stranded Wire Area (Nominal) | O.D. Of LJ Stranded Wire (mm) | Sleeving Cover Model |
|---|---|---|
| 16 mm² | 5.10 | 10 |
| 50 mm² | 9.00 | 12 |
| 120 mm² | 14.25 | 17 |
| 240 mm² | 20.00 | 24.2 |
| 400 mm² | 25.90 | 30 |
| 800 mm² | 36.90 | 39.8 |
| Voltage (kV) | ≤10kV | ≤35kV | ≤110kV | ≤220kV |
|---|---|---|---|---|
| Thickness (mm) | 2.3mm | 2.3-3.0mm | 4.0-6.0mm | 6.0-8.0mm |
