Gold Member Since 2014
Audited Supplier
Suzhou Volsun Electronics Tech. Co., Ltd.

Silicone Rubber Overhead Line Cover, 110kv Silicone Rubber Overhead Line Cover, Overhead Conductor Animal Guard Cover manufacturer / supplier in China, offering Silicone Rubber Overhead Line Cover, Replace 3m Pst/ 8420 Series EPDM Cold Shrink Tube, Switchgear Busbar Insulation Heat Shrink Tubing and so on.

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Silicone Rubber Overhead Line Cover

Purchase Qty.:
50-499 500-999 1,000-9,999 10,000+
FOB Unit Price: US $1.5 US $1.32 US $1.25 US $1.1
Purchase Qty. (Meters) FOB Unit Price
50-499 US $1.5
500-999 US $1.32
1,000-9,999 US $1.25
10,000+ US $1.1
Get Latest Price
Port: Shanghai, China
Production Capacity: 100000mtrs/Week
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: RUBNS-OLC
  • Type: Insulation Sleeve
  • Material: Rubber
  • Maximum Voltage: >100KV
  • Brand: Volsun
  • Heat Shrink Ratio: No Shrink, Split Line Hose/ Overhead Line Cover
  • Operating Temperature: -40 Degree to 200 Degree
  • Dielectric Constant: GB/T 1409-2006
  • Trademark: VOLSUN
  • Specification: RoHS
  • HS Code: 8547909000
  • Application: Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Insulating Varnish
  • Chemistry: Inorganic Insulation
  • Thermal Rating: 250 250
  • Color: Yellow, Red, Grey, Green, Grey, White
  • Product: Silicone Rubber Overhead Line Cover
  • Standard Color: White/ Black/ Red/ Green
  • Sample: Free for Existing Sample
  • Electrical Strength Test: GB/T 1408.1-2006
  • Transport Package: Standard Carton Package
  • Origin: China
Product Description
Silicon Rubber Overhead Line Cover

RUBNS-OLC 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.
Technical Performance
Serial No.PropertiesUnitStandard DataTest ResultsTest Methods
1Electrical Strength TestkV/mm≥2022GB/T 1408.1-2006
2Volume ResistivityΩ·cm≥1×10142×1014GB/T 1410-2006
3Dielectric Constant 2~32.3GB/T 1409-2006
4Shore HardnessA70±571GB/T 531
5Mechanical Properties   GB/T 528
5.1Before heat ageing    
 Tensile StrengthMPa≥4.05.5
 Elongation at break%≥200243
5.2After Heat ageing(180ºC, 7d)%±3013
 Tensile Strength Change
Elongation Change
6Low Temperature Elongation(-15ºC, 2h)%≥20190GB/T 2951.4-1997
7Low Temperature Flexibility(-50ºC, 4h)-No cracksNo cracksUL224-2004
8High Temperature Crack Resistance(155ºC, 2h)-No cracksNo cracksGB/T2951.6-1997

Product Dimensions
Silicone Rubber Overhead Line Cover
Silicone Rubber Overhead Line Cover

Voltage Ratings/Wall Thickness
Thickness 2.0±0.3mm2.6±0.4mm4.0±0.5mm6.0±1.0mm

Application Cases

Installation Instructions
1.  Clean the inside of the RUBNS-OLC with cleaning cloth and alcohol fluids until the inside is
clean without dust;

2. Connect the pointed plastic mouth to the body of RTV silicone rubber adhesive bottle. See illustration 1 above.

3. Smear RTV silicone rubber adhesive all over the concave channel of the RUBNS-OLC
uniformly as showed in illustration 

4. Uniformly smear the two flat fringes of the concave channel with RTV silicone
rubber adhesive as the illustration 

5,Connect the bulging part of the RUBNS-OLC on one side into the concave channel of the
other side and squeeze the connecting part from one end to the other as illustration 4 indicates
Silicone Rubber Overhead Line Cover

Silicone Rubber Overhead Line Cover

Company File
Silicone Rubber Overhead Line Cover

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