China High Voltage VCB Manufacturers, Suppliers, Factory

Lugao's Oil-Immersed High Voltage 330 KV Current Transformer is designed to operate in high-energy, high-heat environments. Encased in a steel tank filled with cooling and insulating oil, the oil-immersed transformer uses convection to circulate the oil, ensuring efficient cooling. This current transformer features proven techniques and decades of reliable operation. A hermetically sealed stainless steel bellows on top protects the transformer oil from moisture, extending its lifespan. An oil level gauge on the bellows allows for easy monitoring of oil volume. The base, treated with spray painting or hot galvanizing, provides high corrosion resistance. Backed by Lugao's advanced R&D, robust production capabilities, and extensive application in various industries, this transformer guarantees reliability and performance.

Liugao, a premier High-Voltage 40KV Indoor Vacuum Circuit Breaker supplier, proudly presents the VS1-40.5/T type indoor high voltage vacuum circuit breaker designed for switchgear KYN61-40.5(Z). Primarily utilized in a rated voltage of 40.5kV, three-phase AC 50Hz power systems, this breaker serves as a crucial element for the protection and control of industrial and mining enterprises, power plants, and substations. Especially well-suited for various frequent operation scenarios, it stands as the most advanced type of power supply and distribution equipment. This product adheres to the standard requirements outlined in GB11022 "High-voltage switchgear and control equipment standard common technical requirements," GB1984 "AC high-voltage circuit breaker," and IEC56 "High-voltage AC circuit breaker," along with other applicable standards. Trust Liugao for cutting-edge solutions in High-Voltage Indoor Vacuum Circuit Breakers.

LiuGao proudly stands as a leading indoor vacuum circuit breaker manufacturer, featuring the40.5KV Autometic Closing Vacuum Circuit Breaker 40.5KV—an indoor high-voltage electrical device with a rated voltage of 40.5kV, operating on three-phase AC 50Hz. Tailored for industrial and mining enterprises, substations, and transmission and distribution systems, this breaker provides reliable control and protection switching. Its exceptional suitability for applications in metallurgy and electric arc steel-making, where frequent operations are essential, sets it apart. Compliant with the GB 1984-89 "AC High Voltage Circuit Breaker" standard, LiuGao invites you to experience cutting-edge solutions that redefine reliability and performance in indoor vacuum circuit breakers.

Lugao confidently positions itself as a premier indoor vacuum circuit breaker manufacturer.showcasing the 630A Automatic Recloser Outdoor HV Vacuum Circuit Breaker—a robust power distribution apparatus designed for outdoor applications. With a rated voltage of 12kV and three-phase AC operating at 50/60Hz, its primary function is to interrupt and close load currents, manage overload currents, and handle short-circuit currents within power systems. Engineered to ensure reliable and efficient operation in diverse outdoor environments, this circuit breaker contributes significantly to the stability and safety of the overall power distribution system. Trust LuGao for cutting-edge solutions that redefine the benchmarks of outdoor vacuum circuit breakers, ensuring unparalleled performance and durability.

LuGao proudly leads the industry as a dedicated indoor vacuum circuit breaker manufacturer.Our flagship product, the 12KV Indoor Smart Panel Board Vacuum Circuit Breaker, is specifically designed for indoor use in AC three-phase power systems with a frequency of 50Hz and a rated voltage of 12kV.Beyond its robust design, this breaker's primary function is to excel as a protection and control unit within the electrical system.Choose LuGao for cutting-edge solutions that redefine reliability and performance in indoor vacuum circuit breakers.

Experience superior protection with Lugao's Polymer Housing Metal-oxide Surge Arrester, designed for medium/high voltage AC networks. Ideal for transformers, including those in arc furnace applications, and railway vehicles, this arrester shields against atmospheric, switching overvoltages, and Very Fast Transients (VFT). Featuring a robust, maintenance-free design that complies with IEC60099-4 and IEEE C62.11 standards, Lugao's surge arrester ensures stable, reliable performance in the most demanding environments.