Circuit breaker
High Voltage Transformer High Voltage Transformer
LW36-126
The LW36-126 is a standard outdoor high-voltage SF6 circuit breaker developed for 126kV high-power transmission and distribution systems. Manufactured in strict accordance with IEC 62271-100 and GB international standards, this professional high voltage switchgear is widely applied in urban power grids, large-scale substations, thermal power plants, wind and photovoltaic new energy power stations, as well as heavy industrial power systems for circuit switching, overload protection and short-circuit fault isolation.
Adopting high-purity SF6 gas as insulating and arc-extinguishing medium, the LW36-126 circuit breaker applies mature self-energy arc extinguishing technology. It delivers excellent dielectric insulation performance and reliable short-circuit breaking capability, ensuring fast and safe arc extinction under various grid fault conditions. Compared with traditional high voltage switchgears, this 126kV SF6 breaker features lower operating power, minimal mechanical friction loss and higher operational stability during long-term continuous operation.
Equipped with a high-reliability spring operating mechanism, the LW36-126 outdoor circuit breaker achieves accurate, stable and consistent closing and opening actions with an ultra-low failure rate. The integrated fully sealed structure adopts multi-process anti-corrosion, waterproof, dust-proof and salt spray resistant treatment. It can adapt to various complex harsh outdoor environments such as high altitude, low temperature, coastal humid and corrosive areas, realizing all-weather stable operation with minimal daily maintenance.
With reasonable structural optimization and compact layout, the LW36-126 SF6 circuit breaker is simple and convenient for on-site installation, commissioning and later maintenance. It effectively reduces the operation and maintenance costs of power grid projects while ensuring safe and efficient operation of high-voltage power systems. The product features high safety coefficient, strong environmental adaptability and outstanding durability.
As mainstream core equipment for 126kV power grid construction and upgrading, the LW36-126 high voltage circuit breaker has been widely recognized by global power engineering customers. We provide factory direct sales, customizable technical solutions, complete certification documents and professional global after-sales service to support various high-voltage power infrastructure projects worldwide.
LW37-35KV
The LW37-35KV is a high-performance outdoor three-phase AC SF6 circuit breaker designed for 35kV medium and high voltage power transmission and distribution systems. Manufactured in strict compliance with IEC 62271-100 and national GB standards, this professional high voltage switchgear is widely used in urban and rural power grids, industrial and mining enterprises, power substations, photovoltaic and wind power supporting power distribution projects for reliable circuit control and fault protection.
This 35kV SF6 circuit breaker adopts high-purity SF6 gas as the insulation and arc-extinguishing medium, equipped with advanced self-energy arc extinguishing structure. It features excellent dielectric insulation performance and fast arc extinction speed, with reliable short-circuit breaking capacity, which can effectively isolate overload and short-circuit faults in power grids. Compared with traditional vacuum circuit breakers, the LW37-35KV breaker has lower operating noise, smaller mechanical wear and more stable long-term operation performance.
Equipped with a mature and reliable spring operating mechanism, the LW37-35KV outdoor circuit breaker realizes accurate and consistent closing and opening actions with an extremely low failure rate. The overall fully sealed integrated structure undergoes professional anti-corrosion, waterproof, dust-proof and salt spray resistant treatment. It can adapt to various complex outdoor environments, including high altitude, low temperature, coastal humid areas and dusty industrial zones, achieving all-weather stable operation.
Featuring compact structure, reasonable layout and lightweight design, the LW37-35KV SF6 circuit breaker is convenient for on-site installation, hoisting and commissioning, greatly saving construction time and engineering cost. The equipment has extremely low daily maintenance requirements, effectively reducing the later operation and maintenance pressure of power grid projects and improving the overall operational efficiency of power systems.
With high safety, strong environmental adaptability and long service life, the LW37-35KV high voltage circuit breaker is mainstream core equipment for 35kV power grid construction and renovation. We provide global customers with factory direct sales, customized technical solutions, complete certification documents and professional after-sales service, delivering cost-effective power switchgear for various power engineering projects.
LW46-126KV
The LW46-126KV is a high-standard outdoor SF6 circuit breaker specially developed for 126kV high-voltage power transmission and distribution systems. Complying fully with IEC 62271-100 and GB international industry standards, this high voltage switchgear is widely adopted in large power substations, backbone grid projects, thermal power plants, wind and solar new energy power stations, and heavy industrial power systems for reliable circuit switching and power fault protection.
This 126kV outdoor circuit breaker adopts high-purity SF6 gas as insulating and arc-extinguishing medium, equipped with advanced self-energy arc extinguishing technology. It delivers excellent dielectric strength and outstanding short-circuit breaking performance, which can quickly and safely isolate overload and short-circuit faults in high-voltage power grids. Compared with traditional switchgears, the LW46-126KV breaker features lower operating consumption, minimal mechanical wear and superior long-term operational stability.
Fitted with a high-reliability spring operating mechanism, the LW46-126KV SF6 circuit breaker ensures accurate, stable and consistent closing and opening actions with ultra-low failure rate. The fully sealed integrated structure undergoes multi-layer anti-corrosion, waterproof, dust-proof and salt spray resistance treatment. It perfectly adapts to harsh outdoor environments such as high altitude, low temperature, coastal corrosion and sandy weather, realizing 24/7 stable operation in complex working conditions.
Designed with optimized compact structure and reasonable layout, the LW46-126KV high voltage breaker is easy to transport, install and commission on site. It requires almost no daily maintenance, effectively reducing operation and maintenance costs for power grid projects and improving the overall operating efficiency of high-voltage power systems. The equipment features high safety factor and strong environmental adaptability.
As core essential equipment for 126kV power grid construction and upgrading, the LW46-126KV outdoor SF6 circuit breaker enjoys high recognition in the global power industry. We provide factory direct sales, customizable technical solutions, complete certification documents and professional global after-sales service to support all kinds of high-voltage power engineering projects worldwide.
LW55-35KV
The LW55-35KV is a high-performance outdoor three-phase AC SF6 circuit breaker designed for 35kV medium and high voltage power transmission and distribution systems. Manufactured in strict accordance with IEC 62271-100 and GB international standards, this professional high voltage switchgear is widely applied in urban and rural power grids, industrial and mining enterprises, power substations, wind power, photovoltaic power stations and other power distribution projects for circuit switching, overload protection and short-circuit fault isolation.
Adopting high-purity SF6 gas as insulation and arc-extinguishing medium, the LW55-35KV circuit breaker utilizes advanced self-energy arc extinguishing technology. It boasts excellent dielectric insulation performance and fast arc extinction speed, with stable and reliable short-circuit breaking capacity. The equipment can effectively eliminate various grid faults and ensure safe and stable operation of 35kV power systems. Compared with traditional high voltage breakers, it has lower operating energy consumption and smaller mechanical loss.
Equipped with a mature spring operating mechanism, the LW55-35KV outdoor SF6 circuit breaker delivers accurate, stable and consistent closing and opening actions with ultra-low failure rate. The fully sealed integrated structure is treated with multi-process anti-corrosion, waterproof, dust-proof and salt spray resistance, enabling it to adapt to diverse harsh outdoor environments such as high altitude, low temperature, coastal humidity and dusty industrial areas.
With a compact and optimized structural design, the LW55-35KV high voltage breaker is lightweight and easy to transport, hoist and install on site, greatly saving construction cycle and engineering cost. The equipment features ultra-low daily maintenance requirements, which significantly reduces the later operation and maintenance pressure of power grid projects and improves overall power system operation efficiency.
As mainstream core equipment for 35kV power grid construction and renovation, the LW55-35KV SF6 circuit breaker features high safety, strong environmental adaptability and long service life. We provide global customers with factory direct sales, customized technical solutions, complete certification documents and professional after-sales support to deliver cost-effective power switchgear for various power engineering projects.
ZCW□-72.5
ZCW□-72.5 is a three-phase AC outdoor high-voltage SF6 combined electrical apparatus designed for 72.5kV power transmission and distribution systems. It adopts sulfur hexafluoride (SF6) as the insulation and arc extinguishing medium, integrating circuit breaker, disconnector, earthing switch, current transformer and other components into a compact structure.
This product is developed in accordance with IEC international standards, featuring reasonable structure, reliable performance, strong breaking capacity and high operation stability. It is mainly used for switching, control and protection of power lines and equipment in power substations, industrial power systems and urban power grids.
With excellent outdoor environmental adaptability, ZCW□-72.5 can operate stably in harsh conditions such as high altitude, low temperature, heavy pollution and coastal areas. It has the advantages of small installation space, convenient maintenance, long service life and high safety, making it an ideal equipment for modern power construction and transformation projects.
ZCW10-40.5
The ZCW10-40.5 is a compact integrated outdoor SF6 combined switchgear developed for 40.5kV medium and high voltage power transmission and distribution systems. Complying with IEC 62271 series international standards and GB national standards, this all-in-one high voltage switchgear integrates circuit breaker, disconnector, earthing switch and insulator into a compact unit, widely used in urban compact substations, industrial power distribution systems, new energy power stations and rural power grid upgrading projects.
Adopting high-purity SF6 gas as insulation and arc-extinguishing medium, the ZCW10-40.5 combined switchgear applies mature self-energy arc extinguishing technology. It features excellent dielectric insulation performance and reliable short-circuit breaking capacity, capable of quickly isolating overload and short-circuit faults in 40.5kV power grids. The stable arc-quenching system ensures repeated full-capacity breaking operations without performance attenuation, guaranteeing long-term safe and stable power system operation.
Equipped with a high-precision spring operating mechanism, this 40.5kV SF6 switchgear delivers accurate, consistent closing and opening actions with ultra-low mechanical failure rate. The overall fully sealed structure adopts multi-layer anti-corrosion, waterproof, dust-proof and salt spray resistant treatment. It adapts to various complex outdoor working conditions, including high altitude, low temperature, coastal humid and corrosive environments, achieving all-weather stable operation with minimal daily maintenance.
Different from traditional separated high voltage switchgears, the integrated modular design of ZCW10-40.5 greatly reduces overall equipment volume and occupies less installation space. It effectively solves the problem of limited construction area for urban and suburban substations, saving engineering investment and installation costs. The streamlined structure simplifies on-site installation and commissioning procedures, shortening project construction cycles.
Featuring high safety coefficient, strong environmental adaptability, outstanding operational stability and long service life, the ZCW10-40.5 SF6 combined switchgear is ideal core equipment for 40.5kV power grid construction and renovation. We provide global customers with standardized products, customized technical solutions, complete certification documents and professional after-sales service to support various medium and high voltage power engineering projects.
ZW68A10-40
The ZW68A10-40 is a high-performance outdoor vacuum circuit breaker designed for 40.5kV medium and high voltage power transmission and distribution systems. Manufactured in strict accordance with IEC 62271-100 and GB international standards, this professional high voltage switchgear is widely applied in urban and rural power grids, power substations, industrial and mining enterprises, as well as new energy power stations for circuit switching, overload protection and short-circuit fault isolation.
Different from SF6 switchgears, the ZW68A10-40 circuit breaker adopts vacuum interrupter technology for insulation and arc extinguishing, featuring zero gas leakage, environmental protection and pollution-free operation. It delivers excellent dielectric performance and stable short-circuit breaking capacity, which can quickly and safely isolate various power grid faults. With low operating power and minimal mechanical wear, the equipment maintains long-term stable operation and serves as an eco-friendly alternative to traditional high voltage breakers.
Equipped with a mature and reliable spring operating mechanism, the ZW68A10-40 outdoor vacuum circuit breaker achieves accurate, consistent closing and opening actions with an ultra-low failure rate. The overall fully sealed structure undergoes professional anti-corrosion, waterproof, dust-proof and salt spray resistant treatment. It can adapt to diverse harsh outdoor environments including high altitude, low temperature, coastal humid and industrial polluted areas, realizing all-weather stable operation with low maintenance.
Featuring compact structural design and lightweight layout, the ZW68A10-40 high voltage vacuum breaker is easy to transport, install and commission on site. It effectively saves installation space and construction costs, while greatly reducing daily operation and maintenance workload for power grid projects. The optimized mechanical structure extends the service life of the equipment and improves the overall operational efficiency of power systems.
As mainstream eco-friendly core equipment for 40.5kV power grid construction and renovation, the ZW68A10-40 outdoor vacuum circuit breaker features high safety, strong environmental adaptability and zero pollution. We provide global customers with factory direct sales, customizable technical solutions, complete certification documents and professional global after-sales service for all power engineering projects.
