On overhead transmission lines, insulation protection of conductor joints and cable terminals is a critical aspect of power grid safety. Traditional protection methods often suffer from drawbacks such as complex construction, insufficient weather resistance, and difficult maintenance. Today, self-locking insulating protective overhead line cover made of high-quality silicone rubber are becoming the ideal choice for overhead line protection due to their superior overall performance.

 
This overhead line protective sleeve, designed specifically for the power industry, boasts a range of superior features:
 

• Superior Electrical Performance: Excellent insulation and resistance to tracking, effectively preventing flashover accidents caused by dirt and moisture.
• High Mechanical Strength: Tear-resistant and tensile-resistant, able to withstand mechanical stress from line swaying.
• Anti-aging: UV-resistant and ozone-resistant, remaining unchanged even after long-term outdoor exposure.
• Flame Retardant Options Available: Standard rating up to V-0, non-flame retardant options also available upon request.
• Flexible and Durable: Soft and bend-resistant, maintaining its shape as it moves with the power lines.

 
Furthermore, compared to traditional protection methods, the self-locking design offers a revolutionary installation experience:
 

• No open flame work required, eliminating fire hazards at construction sites.
• Significantly reduced power outage time, improving power supply reliability.
• Installation can be completed by hand. No special tools required.
• Suitable for cables and wires of various specifications, highly versatile.

 
With its superior performance, this protective sleeve has a wide range of applications, especially suitable for the following critical areas:
 

• Insulation protection for conductor joints in overhead transmission lines
• Insulation enhancement at cable terminals and branches
• Increasing the safe distance between objects and cables and wires
• Insulation protection for substation busbars

 
We understand the uniqueness of each project, therefore we offer comprehensive customization services to better serve your specific needs:
 

• Customizable colors for easy line identification and classification management
• Sizes can be specially processed according to customer requirements
• Flame retardant rating can be adjusted according to project requirements

 
Choosing a self-locking insulating overhead line cover protective sleeve is not just choosing a product, but choosing a safe and reliable line protection solution. Its superior performance and comprehensive service provide long-term protection for your power facilities, ensuring the safe and stable operation of the power grid.

• CONTACT TEL: +86-512-66386808
• SALES CONTACT: volsun2006@szvolsun.com