The project covers 110kV to 220kV substations and includes a full set of outdoor vacuum circuit breakers and supporting equipment, ensuring stable and efficient power transmission for the local grid.
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During the development of the 800 kV / 80 kA circuit breaker, the project faced challenges such as a 60 percent increase in short-circuit current energy, a 27 percent rise in recovery voltage rate, and improving the ablation resistance of key components.
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The company said it plans to deliver 14 units of its 145 kilovolt (kV) SF6-free circuit breaker to a Finnish engineering, procurement and construction (EPC) company. Circuit breakers, critical in power systems, are used to swiftly cut off abnormal currents and protect.
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Our factory offers the best customized circuit breaker made in China as well as wholesale service. All products are with stable quality and competitive price.
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