Electrical Insulation AACSR/1120 Silicone Rubber OH Line Cover
Product Description
AACSR/1120 Silicone Rubber OH Line Cover
Description
AACSR/1120 Silicone Rubber OH Line Cover . The innovative product design, ease of installation. Use silicon rubber material, anti-aging, corrosion resistance, with good resistance to corona resistance, high temperature performance, especially suitable for the protection of the bare wire. Widely used in substation protection works and railway catenary system, a significant effect in the cross-lines. AACSR/1120 Silicone Rubber OH Line Cover .
Technical Performance
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
5.1 5.2 | Mechanical Properties Before ageing Tensile Strength
Elongation at break After Heat ageing(180°C, 7d)
Tensile Strength Change Elongation Change |
MPa
%
%
|
4.0
200
±30
±30 |
5.5
243
13
-22 | GB/T 528 |
6 | Low Temperature Elongation(-15°C, 2h) | % | 20 | 190 | GB/T 2951.4-1997 |
7 | Low Temperature Flexibility(-50°C, 4h) | - | No cracks | No cracks | UL224-2004 |
8 | High Temperature Crack Resistance(155°C, 2h) | - | No cracks | No cracks | GB/T2951.6-1997 |
Product Dimensions
Features
Voltage(kV) | 10kV | 35kV | 110kV | 220kV |
Thickness(mm) | 2.3mm | 2.3-3.0mm | 4.0-6.0mm | 6.0-8.0mm |
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