Multifunctional anti-bird cover: insulators on the "red umbrella guard" so that the power grid security

2025-09-29

In recent years, the contact between birds and power grids has become increasingly frequent. When birds nest and roost on power grid facilities, their droppings may fall on insulators, triggering insulator fouling and causing line failures, which seriously affects the stability and safety of power supply.


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As an effective protective measure, ZQN-GT-NZ multi-functional anti-bird cover effectively blocks the direct contact between bird droppings and insulators through physical isolation, thus greatly reducing the incidence of bird-related faults. It also provides a relatively safe habitat for birds, realizing a win-win situation for ecological protection and power grid safety.

In the power system, the bird-proof cover is usually installed above the overhanging insulator strings, and its main function is to block bird droppings, bird nests and other debris from contacting or approaching the insulators when they fall down, so as to avoid the insulator flashover problem caused by bird droppings. Even if birds are active above the bird-proof cover, bird-related failures are less likely to occur due to this barrier.


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Multi-functional anti-bird cover ZQN-GT-NZ is made of high-quality composite insulating material, anti-ice, anti-fouling flash, high insulating performance and mechanical strength, service life up to 10 years or more. The anti-bird protection range covers more than 98% of the insulator length, and the length of the insulator anti-ice protection reaches 800-1000mm. in addition, the device has very good wind resistance, with wind resistance reaching 35m/s, and the structure of the device remains stable even in strong windy weather.

The anti-bird cover adopts the separated docking installation method, which supports the installation with electricity and will not affect the normal operation of the power grid. At the same time, the installation will not affect the work of maintenance personnel climbing insulators up and down the conductor. It is suitable for installation and use on overhanging insulators of lines of various voltage levels such as porcelain, tempered glass and synthetic insulators.



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