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Low Headroom Tunnel Insulator
Brand: WISHPOWER
Catalog ID: FQX/FQXS
Standard: IEC61109, ANSI C29.13, GB/T 19519-2014, DL/T 864-2004, DL/T 810-2012
Features: The injection process is adopted, the core rod and the sheath are bonded seamlessly, the internal insulation performance is good, and the interface breakdown phenomenon can be avoided
Lightweight, Durable, High-strength, Weather-resistant, Low-maintenance, High-voltage
Structure: It is composed of an umbrella sleeve, core rod, and end fittings.
Color: Red, Grey, Blue, Yellow, Other
The product's dimension, characteristics, connection method, and shed color can be designed and manufactured according to the customer's requirements.
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DESCRIPTION

Specification

Product Type FQX-25/70 FQX-25/100
Specified Voltage 25 kV 25 kV
Specified Mechanical Tensile Failing Load 70 kN 100 kN
Section Length 450 mm 530 mm
Min. Insulation Distance 350 mm 430 mm
Min. Nominal Creepage Distance 1200 mm 1600 mm
Lightning Impulse Withstand Voltage(Peak Value) 180 kV 270 kV
Artificial Pollution Power Frequency Withstand Voltage(Salt Deposit Density) 28 kV 32 kV
Power Frequency Withstand Voltage Test-Wet 76 kV 130 kV

The table above is just one of our product parameters. If you want more information, please get in touch with info@wishpower.net or download the file below.

 

What is the Low Headroom Tunnel Insulator?

The Low Headroom Tunnel Insulator is an insulator that is designed to operate in areas that have low headroom for instance tunnels or any area with restricted headroom. These insulators are useful, especially in high-voltage electrical systems to enhance the safe working of the electrical networks. They block electrical flow and ensure a right clearance between live parts and the earth. Constructions out of materials such as porcelain or composite polymers It is specially made to endure high mechanical and environmental loads. They are small portable units that provide the required insulation and do not stress the performance or safety of the building. The insulators are designed for high electrical load capacity with values of contamination, moisture, and other externalities that may affect their performance. Such insulators can easily be installed and once installed, they can also be easily maintained. This concerns their design and material composition and makes electrical systems, specially equipped for difficult conditions, long-lasting and stable.

 

 

Unique Features

  1. Compact Design:

Low headroom insulator allows applications in areas of low vertical height such as tunnels while at the same time ensuring that it has high Insulation performance.

  1. High Mechanical Strength:

Designed for substantial mechanical load and impact that make them strong while occupying limited vertical space.

  1. Material Composition:

Usually constructed from high-strength materials, which include porcelain or composite polymers, and thus, they are immune to issues like moisture and contamination.

  1. Ease of Installation and Maintenance:

Intended for cost-effective installation and accessibility within a limited space, decreasing time off from service and expenses on personnel relative to the usual insulators.

  1. Customizability:

Is frequently more versatile than standard insulators in that it may be designed to exactly fit the characteristics of the confined space.

  1. Operational Efficiency:

Protects the rate of performance under the conditions characteristic of tunnel environments, thus helping to improve overall efficiency.

 

Benefits

  1. Space Optimization:

This tunnel insulator is very effective in saving vertical space within tunnels and other restricted areas whereby engineers can be able to construct more infrastructures within these areas.

  1. Cost-Effective Solutions:

This eliminates the unnecessary alteration of structures to fit new equipment which saves a lot of cost in installation and maintenance.

  1. Improved Safety:

It contributes to safety by avoiding the reduction of electrical clearances needed for working on equipment and also avoiding electrical leakage in confined areas.

  1. Increased Reliability:

It is capable of relatively high performance even in adverse conditions, hence lower chances of electrical breakdowns and constant running.

  1. Durability:

Reduced frequency of replacement is minimized implying reduced future maintenance expenses for the items.

  1. Versatility:

It is suitable for various HV applications in industries and infrastructural developments due to flexibility in its usage.

 

 

Application

  1. Railway Tunnels:

Applied in rail tunnels where space is restricted for guaranteeing safe and efficient powering of numerous applications of insulation in electric power lines.

  1. Subway Systems:

It is crucial in subway systems to ensure there is no current leakage in the closed environment found in subways.

  1. Underground Power Transmission:

Used mostly in cable systems that lay on underground power transmission lines where headroom is limited, to ensure the systems’ efficiency and safety.

  1. Industrial Facilities:

Found in factories and plants where vertical space can be restricted to offer efficient electrical insulation.

  1. Urban Infrastructure:

Used in urban buildings that are mostly characterized by restricted areas and demand maximum utilization of the space without compromising on the safety of the occupants.

  1. Hydroelectric Power Stations:

This is manufactured and applied in hydraulic power stations especially in tunnels and other congested areas to guarantee safe electrical insulation.

  1. Mining Operations:

Headroom insulator is used in mining because; tunnels and limited spaces are frequent and the insulating feature helps in properly insulating electrical equipment.

 

Exhibition

 

Certificate

 

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