Silicone High Voltage Protection Cover

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Product Details:

Features UV resistant, flame retardant, flexibility at low temperatures, ozone resistant, reusable
Components Pure silicone rubber cover
IP Rating IP65
Operating Temperature -40C to +180C
Input High voltage cable connections
Output Protected insulated connections
Power Supply Not applicable (passive component)
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Silicone High Voltage Protection Cover Product Specifications

Capacity Supports voltage up to 11 kV
Product Type Silicone High Voltage Protection Cover
Output Protected insulated connections
Frequency 50Hz / 60Hz
Rated Voltage Up to 11 kV
Function Insulation and protection of high voltage electrical connections
Thickness 3-10 mm (varies by model/application)
Weight Approx. 150-250 g (varies by size)
Input High voltage cable connections
Current Rating Up to 800 A (depends on cable/busbar size)
Operating Temperature -40C to +180C
Components Pure silicone rubber cover
Features UV resistant, flame retardant, flexibility at low temperatures, ozone resistant, reusable
IP Rating IP65
Usage High voltage cable and busbar joint insulation
Color Red
Interface Manual installation, no electrical interface
Dimension (L*W*H) Customizable; typically 120mm x 70mm x 60mm
Application Electrical substations, switchgear, transformer terminals
Thermal Conductivity 0.2 0.4 W/mK
Size Available in multiple sizes as per requirements
Power Supply Not applicable (passive component)
Supply Voltage Compatible up to 11 kV

Surface Finish Smooth, hydrophobic
Installation Tool-free, push-on or wrap-around
Corrosion Resistance Excellent
Weatherability Excellent resistance to outdoor conditions
Material High-grade silicone rubber
Flammability Rating UL94 V-0
Tensile Strength 4 MPa
Elongation at Break 300%
Dielectric Strength 20 kV/mm

Product Description

Silicone High Voltage Protection Cover is a two-part component that is used as a shield to cover the electrical elements within open areas to prevent damages from harsh outdoor conditions. It is made up by using advanced production methods which result in high dimensional accuracy and smoother surface finish. It is provided with mechanical fasteners to rigidly install it. The offered Silicone High Voltage Protection Cover gives excellent thermal and water resistance which makes it highly demanding and popular among our customers. Buy from us this premium quality product in bulk at a reasonable and low price.

Reliable High Voltage Insulation

This protection cover delivers robust insulation for high voltage cable joints and busbar connections, supporting operational safety up to 11 kV and 800 A. The high-grade silicone rubber, with its impressive dielectric strength, safeguards against electrical arcs and breakdown, which is vital in substations, transformer terminals, and switchgear environments.

Engineered for Extreme Conditions

Designed to withstand harsh climates, the cover excels in resisting UV radiation, ozone, and outdoor weather effects. Its flammability rating (UL94 V-0) and operating temperature range of -40C to +180C make it especially suitable for demanding electrical infrastructure projects where reliability and long-term performance are non-negotiable.

Simple, Tool-Free Installation

Installation is user-friendly and efficient; simply push on or wrap around the connection, eliminating the need for special tools. The cover's flexibility ensures adaptability to various shapes and sizes, while its reusable design supports sustainable maintenance practices for manufacturers and service providers.

FAQ's of Silicone High Voltage Protection Cover:

Q: How is the Silicone High Voltage Protection Cover installed?

A: The cover features a tool-free, push-on or wrap-around installation method, allowing for quick and easy application by hand. No specialized tools or equipment are required, making it suitable for swift deployment in substations and on-site works.

Q: What benefits does high-grade silicone rubber provide for this cover?

A: High-grade silicone rubber offers outstanding dielectric strength ( 20 kV/mm), excellent weatherability, flexibility at low temperatures, and superior resistance to UV, ozone, and corrosion. This ensures long-term insulation performance and safety in various environmental conditions.

Q: Where should the Silicone High Voltage Protection Cover be used?

A: It is primarily used in electrical substations, switchgear, and transformer terminals to protect and insulate high voltage cable connections and busbar joints. The cover is compatible with voltage systems up to 11 kV and current ratings up to 800 A, depending on cable size.

Q: What makes this cover suitable for outdoor use?

A: Its silicone material offers excellent resistance to UV rays, ozone, moisture, and temperature extremes (-40C to +180C). The smooth, hydrophobic surface prevents water ingress, while its UL94 V-0 flammability rating adds a layer of fire safety, making it reliable for outdoor environments.

Q: Can the cover be reused after removal?

A: Yes, the Silicone High Voltage Protection Cover is designed to be reusable. Its durable, flexible construction allows it to be removed and reapplied as needed without compromising its protective properties.

Q: When should this cover be considered over traditional insulation methods?

A: Whenever rapid installation, enhanced weather resistance, or flexibility is needed-such as during upgrades, repairs, or variable-size cable connections-this cover offers advantages over traditional tape or rigid insulation by ensuring reliable protection with minimal installation effort.

Q: What sizes are available and can they be customized?

A: The covers are available in a range of standard sizes and can also be customized to fit specific cable or busbar dimensions. Typical measurements include 120mm x 70mm x 60mm, but dimensions can be tailored to meet application requirements.

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