Specification
| Type of Insulator |
FQBSJ-25/(8/12) |
FOBSJ-25/(16/20) |
| Specified Voltage |
25 kV |
25 kV |
| Specified Mecrarical Bending Load |
8/12 kN |
16/20 kN |
| Specified Mechanical Tensile Failing Load |
80/100 kN |
120 kN |
| Section Length |
850 mm |
890 mm |
| Min Insulation Distance |
490 mm |
490 mm |
| Min. Nominal Creepage Distance |
1400/145 mm |
1400/145 mm |
| Lightning Impulse Withstand Voltage(Peak Value) |
290 kV |
290 kV |
| Artificial Pollution Power Frequency Withstand Voltage(Salt Deposit Density) |
32 kV |
32 kV |
| Power Frequency Withstand Voltage Test- Wet |
140 kV |
140 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 Double Insulation Bracket Support Insulator?
Double Insulation Bracket Support Insulator is a kind of line insulator that can provide a particular bracket with two layers of insulation. This insulator combines two individual elements of insulation into a single bracket – this ensures safety and improved reliability for high-voltage electrical transmission. The main advantage of having a double layer of insulation is that even if one layer of the insulation fails, the other layer is there to provide the necessary level of insulation so that power outages or equipment damage do not happen. It is used most effectively in any region that experiences conditions that would be detrimental to the structure of the insulating layer, where more insulation is needed. Its design also enables installation in a more compact zone, thus, preserving more space on line transmission towers and poles, which offer good mechanical support. As a composite insulator manufacturer with more than 20 years of experience, Wishpower provides you with professional products and solutions.
Unique features
- Double insulation layer:
The most notable feature of this double insulation insulator is its double insulation system. Unlike traditional insulators that rely on a single layer, this design contains two independent insulation layers within the same bracket. This redundancy enhances safety and ensures continued operation even if one layer fails.
- Compact double design:
The design is quite compact and ensures the installations occupy a small space on the transmission towers and poles which is always limited thereby making it the best design of the systems with a small space for the installations.
- Enhanced safety margin:
The second layer of insulation also gives an extra safety assurance for the likelihood of electrical faults and hence enhances the reliability of the system. That makes it very useful in areas with high risks, for example, the zones characterized by extreme climate or high levels of air emissions.
- High resistance to environmental stress：
It can protect the materials it is made of from damage like UV radiation, water, and pollution. This enhances the service capability of the insulator together with its efficiency in operation within unfavorable conditions such as outdoors.
- Fail-safe mechanism:
In case one of the insulation layers is compromised, another layer will be there to ensure the electrical insulation, thereby Reducing the risks of power outages and enhancing the reliability of the power transmission networks is another fascinating feature enhanced by this feature.
Benefits
- Improved reliability:
The double-insulated support insulator provides a higher level of reliability, ensuring that the system can still operate normally even if one layer fails. This reduces the possibility of power outages and improves overall system stability.
- Cost-effective installation:
Its design simplifies the removal of the need for other accessories like insulators or supporting brackets. This makes installation easier and leads to lower material costs when purchasing and installing in a shorter duration thus economical.
- Space efficiency:
Although it has a double insulation function, the insulator maintains a compact design. This allows efficient use of space especially where installations are mounted on poles or towers this will create a better look to the whole system.
- Lifespan and durability:
The materials used in it are quite insensitive to factors such as ultraviolet radiation, moisture, and other forms of pollution. This prolongs the service time, thus requiring less frequent maintenance and its consequent costs.
- Versatility of application:
It can effectively be used in a limited or large environment such as a hilly region, coastal region, or industrialized region. This makes it possible for the equipment to be well-suited for application in many power transmission and distribution systems.
Application
- Highly polluted industrial areas:
In areas with intensive industrial activities and high pollution levels, the double-insulated bracket insulator has been used to improve the reliability of transmission lines. This insulator has been deployed in industrial areas in China, where it helps reduce the frequency of insulator failures and maintain stable power transmission under harsh conditions.
- Coastal and high-salt environments:
It is very useful in coastal regions where water and humidity cause rusting and reduce the efficacy of conventional insulators. The protection of salt can be enhanced by applying an extra layer of insulation thus increasing the durability of the structure and decreasing the frequency of its maintenance. They have enhanced the reliability of power networks in the coastal transmission networks especially Mediterranean region.
- High-voltage transmission lines in harsh climates:
It has been commonly used in extreme weather as in high altitudes or deserts, to face issues like fluctuating temperatures UV radiation, and powerful winds. For example, in the mountainous regions of South America, this insulator has been applied to solve the problem of increasing the voltage density of high-voltage transmission lines and to provide energy in difficult conditions.
- Critical infrastructure in urban areas:
In urban areas where space is constrained and where power supply is envisaged to be an issue, it has been applied to reinforce and transform the conductors of existing power lines. One of the most important qualities of the presented model is its compactness and improved safety parameters which match the requests of a described environment with a high population density. It is being used to upgrade the power grids of major European cities, contributing to improving the security and resilience of urban power grids.
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