China Automatic switch Manufacturers, Suppliers, Factory

The GN30-12 (D) type rotary indoor high-voltage disconnect switch is a newly designed isolation switch with a rotary knife mechanism. Its main structure consists of two sets of insulators and contacts fixed on the two planes of a three-phase chassis. By utilizing the rotary contact, the switch can be easily turned on and off. The GN30-12 (D) type switch is an upgraded version that includes a grounding knife on the basis of the GN30-12 type switch, making it suitable for various power systems. Its compact design ensures minimal space occupation, while also offering excellent insulation capabilities. Installation and adjustment are hassle-free. This product meets the requirements of GB1985-89 "AC high voltage isolating switch and the grounding switch" standards. It is suitable for indoor power systems with a rated voltage of 10kV AC and below, operating at a frequency of 50Hz. The switch is specifically designed for opening and closing circuits under voltage conditions without load. It can be used with a high voltage switch cabinet or as a standalone device

Our 35kV European Type Substation is a cutting-edge solution designed to meet the demands of high voltage applications. As a leading seller in the industry, we are committed to providing top-quality products that ensure reliable power distribution and efficiency. The European Type Substation is specifically engineered to operate at 35kV, making it suitable for a wide range of power distribution applications. Whether it is used in urban areas, industrial sites, or rural locations, our substation guarantees exceptional performance and longevity. Key Features: Enhanced Safety: The 35kV European Type Substation incorporates multiple safety features to protect personnel and equipment, minimizing the risks associated with high voltage environments. These features include advanced insulation systems, reliable grounding mechanisms, and comprehensive protection devices. Robust Construction: Built using high-quality materials, the European Type Substation is designed to withstand harsh environmental conditions, such as extreme temperatures, humidity, and vibrations. Its sturdy and durable structure ensures long-term reliability, reducing maintenance costs and downtime. Efficient Space Utilization: The European Type Substation adopts a compact design that optimizes space utilization. This feature is especially beneficial when deploying the substation in densely populated areas or limited space locations, providing flexibility and ease of installation. Easy Maintenance: We understand the importance of minimizing maintenance requirements for our customers. Our 35kV substation is equipped with user-friendly features, making maintenance and troubleshooting tasks simpler and more efficient. This reduces downtime and enhances overall system performance. Flexibility and Customization: We offer a range of customization options to meet specific project requirements. From the configuration of the switchgear to the choice of auxiliary equipment, our European Type Substation can be tailored to suit the unique needs of each customer, ensuring a perfect fit. Outdoor Application: The 35kV European Type Substation is designed for outdoor installation, making it ideal for various applications such as power generation plants, distribution networks, and renewable energy projects. Its robust design provides excellent protection against natural elements and external threats. Our 35kV European Type Substation is backed by extensive research and development, rigorous testing, and adherence to international standards. We are committed to delivering high-quality products that meet or exceed customer expectations. Whether you require a reliable power distribution solution for urban or rural environments, our European Type Substation is the perfect choice. Contact us today to discuss your project requirements and discover how our 35kV substation can enhance your power infrastructure.

The ZN85-40.5 KV indoor high voltage vacuum circuit breaker is a switch device used for interrupting high voltage electrical circuits in terms of working current and fault current. It features an integrated and modular design with a simple and reasonable overall structure. The breaker is arranged in an upper and lower configuration, with the arc-extinguishing compartment located on top and the interlocking and operating mechanisms below. The device utilizes the specialized 3AV3 spring operating mechanism, which does not require adjustment and ensures stable and reliable operation. The vacuum arc-extinguishing compartment is enclosed within an insulated cylinder, thereby enhancing insulation performance and reducing overall dimensions. This series of ZN85-40.5 KV circuit breakers is suitable for indoor installation in devices rated at 40.5 KV and 50 Hz. It is equipped with the dedicated 3AV3 spring mechanism. The breaker can be installed in the JYN1-40.5(Z) removable metal-enclosed switchgear or the KYN61-40.5(Z) assembled metal-enclosed switchgear. It is considered the ideal circuit breaker for 40.5 KV installations. This series of products boasts high technical parameters, strong breaking capacity, reliable operation, stable performance, long service life, and easy maintenance. Furthermore, it is safe and free from explosion risks or pollution. It is widely used for protection and control of single busbar electrical facilities in industrial and mining enterprises, power plants, and substations. It is also suitable for frequent operations and special scenarios such as the switching of complete capacitor banks. The ZN85-40.5 KV indoor high voltage vacuum circuit breaker combines advanced design, excellent performance, and reliability to meet the demanding requirements of high voltage electrical circuit operations.

The JXM Transparent Anti-Theft City Metering Box is a state-of-the-art solution designed to protect meters in urban environments, providing both security and visibility. Constructed with imported polycarbonate engineering plastics, this metering box offers exceptional resistance to UV rays, fire, aging, corrosion, external forces, and impact, making it a durable and reliable choice. The metering box features a sleek and flawless design, free from cracks, bubbles, or imperfections on the surface. Its high transparency allows for easy meter reading and visual inspections from different angles, ensuring efficient fault detection. The compact and well-organized internal layout of the components further enhances convenience and facilitates timely maintenance. Moreover, the integrated wiring slot in the base streamlines and standardizes the wiring process. To ensure maximum security, the JXM Transparent Anti-Theft City Metering Box is equipped with a robust overall buckle. The larger models (4 meters and above) are secured with rust-resistant metal chains and sliding buckles, allowing for easy 180° opening for maintenance purposes. Additionally, the upper cover and base can be protected with a triple chain, consisting of anti-theft bolts, lead seals, and padlocks. These security measures are located in a closed space, effectively safeguarding against water damage, rust, aging, and theft. The box cover of the metering box is manufactured using transparent polycarbonate material through injection molding, while the box bottom is made of ABS engineering plastic. With a thickness of ≥ 30mm and a size deviation of not more than ± 1mm for each component, the metering box meets the technical standards such as HG2503-93 issued by the national chemical industry. In conclusion, the JXM Transparent Anti-Theft City Metering Box is an advanced solution that offers superior protection for meters in urban settings. Its durable construction, flawless design, and high transparency enhance the efficiency of meter reading and maintenance operations. With its stringent security features and compliance with industry standards, this metering box is the ideal choice for ensuring accurate measurements and preventing losses due to theft.

12kV Indoor High Voltage Vacuum Circuit Breaker with Isolator in Gas Insulated Switchgear (GIS) The 12kV Indoor High Voltage Vacuum Circuit Breaker with Isolator is a vital component in Gas Insulated Switchgear (GIS). Designed for indoor use, this product offers reliable and efficient operation in high voltage applications. The GIS is comprised of various components, including a circuit breaker, isolator, grounding switch, current transformer, surge arrester, busbar, connectors, and outgoing terminals. All of these devices or parts are enclosed within a metal-grounded housing. The housing is filled with SF6 insulation gas, which is pressurized to ensure optimal performance. This characteristic has earned it the nickname "SF6 Fully Enclosed Combined Electrical Device." The 12kV Indoor High Voltage Vacuum Circuit Breaker plays a critical role in the GIS system. It is responsible for interrupting and isolating electrical circuits under fault conditions. Equipped with vacuum interrupter technology, this circuit breaker offers excellent arc quenching capability and enhanced reliability. Furthermore, the Isolator in this GIS system provides a means to isolate individual components or sections for maintenance or repair without disrupting the entire system. This feature ensures flexibility and convenience during installation and maintenance activities. Operating at a voltage level of 12kV, this GIS product is suitable for various indoor applications where high voltage switching is required. It offers excellent performance, reliability, and safety. In summary, the 12kV Indoor High Voltage Vacuum Circuit Breaker with Isolator is a key component of Gas Insulated Switchgear. Its integration within the GIS system allows for efficient electrical switching operations in high voltage applications. With advanced technologies and a fully enclosed design, this product guarantees reliable performance and utmost safety.

The LW3-12 SF6 outdoor 3 pole mounted vacuum circuit breaker is a new generation product developed by our company in accordance with the new requirements of the State Grid Corporation of China for the integration of primary and secondary systems. The switch configuration fully complies with the requirements of the State Grid for the integration of primary and secondary systems. With its compact design structure, rational layout, and comprehensive functionality, this circuit breaker meets all the specified criteria for the integration of primary and secondary systems by the State Grid. One of the key features of this circuit breaker is its use of unified-parameter protection current transformers (CT), zero-sequence current transformers (ZCT), and zero-sequence voltage sensors. These components offer a wide measurement range, high measurement accuracy, and exceptional reliability. With complete analog quantities, this circuit breaker enables accurate diagnosis of various faults on power lines. The LW3-12 SF6 outdoor 3 pole mounted vacuum circuit breaker is meticulously designed to ensure optimal performance and reliable operation. It guarantees the effective integration of primary and secondary systems, providing a secure and stable solution for power distribution networks. Key Features: Integrated Primary and Secondary Systems: The switch configuration complies with the requirements of the State Grid for the integration of primary and secondary systems. This ensures seamless compatibility and smooth operation within the power distribution network. Compact Design and Rational Layout: The circuit breaker is engineered with a compact design structure and a rational layout, optimizing the use of space and facilitating installation and maintenance processes. Comprehensive Functionality: With its comprehensive functionality, the LW3-12 SF6 outdoor circuit breaker meets all the specified criteria for the integration of primary and secondary systems by the State Grid. It effectively protects power lines against various faults, ensuring the stability and reliability of the power distribution network. Unified-Parameter Protection CT, ZCT, and Zero-Sequence Voltage Sensors: These components offer a wide measurement range, high measurement accuracy, and exceptional reliability. They enable accurate fault diagnosis on power lines, ensuring quick and effective response to any detected abnormalities. In conclusion, the LW3-12 SF6 outdoor 3 pole mounted vacuum circuit breaker is a cutting-edge product that meets the requirements of the State Grid for the integration of primary and secondary systems. Its compact design, rational layout, comprehensive functionality, and use of unified-parameter protection components make it a reliable and efficient solution for power distribution networks.