China Power distribution box Manufacturers, Suppliers, Factory

The FZW28 series outdoor high voltage vacuum load break switch is a versatile and reliable product designed for use in a wide range of applications. It is specifically designed to meet the requirements of power distribution and control in substations, industrial and mining enterprises, urban and rural power grids, as well as automated distribution networks and locations with frequent operations. This product complies with the GB/T 3804-2004 standard for 3.6 kV to 40.5 kV AC high voltage load break switches. It is built to provide efficient protection and control for power equipment in various scenarios. The outdoor design ensures its durability and ability to withstand harsh environmental conditions. The high voltage vacuum load break switch is an essential component in power distribution systems. It allows for the safe and reliable interruption of circuit currents during operations such as load switching, line sectionalizing, and transformer protection. With its advanced vacuum arc-extinguishing technology, this switch ensures a smooth and efficient operation, minimizing power interruptions and enhancing overall system reliability. The FZW28 series outdoor high voltage vacuum load break switch is designed with ease of installation and maintenance in mind. Its compact structure and user-friendly design make it convenient for operators to handle and operate. The product also features a robust and durable construction, ensuring a long service life with minimal maintenance requirements. In summary, the FZW28 series outdoor high voltage vacuum load break switch is a reliable and efficient solution for power protection and control in various applications. Its compliance with industry standards, advanced technology, and user-friendly design make it an optimal choice for power distribution systems.

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.

In order to better adapt to the new situation of economic, social and power grid development, improve the power supply capacity and adaptability of the distribution network, reduce the loss and power supply cost of the distribution network, save land resources, and meet the development needs of the power system for "boosting, increasing capacity, upgrading and optimizing the channel", On the basis of digesting and absorbing foreign advanced technologies and design concepts, our company has designed and manufactured YBM-24/0.4 series of "HV/LV prefabricated substation" (European box type substation) with 20kV distribution voltage grade, in which high-voltage switches, transformers and low-voltage switches are pre installed in the substation. High voltage switchgear shall be selected according to the principle of small size, oil-free, good performance, high reliability, maintenance free or less maintenance, which can realize terminal or looped network operation. The power distribution transformer shall be energy-saving and environment-friendly (low loss and low noise) transformer with Dyn11 connection group, tap and 20kV power supply. The product has the advantages of high power supply reliability, reasonable structure, flexible installation, convenient operation, small size, low cost, etc. It is used in the system with high voltage of 20kV, especially in the current 20KV system, and can be directly used after the system is transformed to 20KV. It can be widely used in industrial and mining enterprises, airports, stations, residential areas, ports, highways, subways and other places in the urban network transformation.

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 FKRN12-12D/T AC high voltage load break switch fuse combination is designed for use in 12kV and below three-phase power distribution systems. It serves as a control and protection device for various power equipment such as transformers, cables, and overhead lines. This product is particularly suitable for terminal substations and container substations in urban and rural power grids. It is also applicable for the control and protection of ring networks and dual radiation power supply units. The FKRN12-12D/T AC high voltage load break switch fuse combination has the capability to handle load currents, overload currents, and short circuit currents in the circuit. It provides reliable and efficient operation, ensuring the safety of the power distribution system. This combination product is equipped with a load break switch, as well as a fuse component to offer additional protection. It features a compact design and is easy to install and maintain. With its versatile functionality and wide range of applications, the FKRN12-12D/T AC high voltage load break switch fuse combination is an ideal choice for power distribution systems. It meets the requirements of various power equipment control and protection, making it an essential component in modern electrical infrastructure.

The ZW20-12 outdoor column intelligent vacuum electrical circuit breaker is a cutting-edge product designed to meet the demands of modern power distribution systems. With its reliable fault detection, protection control, and communication capabilities, this circuit breaker ensures the efficient and safe operation of power networks. Equipped with advanced features, such as precise detection of milliamp-level zero-sequence current and phase-to-phase short-circuit fault currents within and outside the range, it provides automatic disconnection for single-phase ground faults and phase-to-phase short-circuits. Key Features: Fault Detection Function: The ZW20-12 circuit breaker is equipped with a fault detection function, which allows for the reliable identification and diagnosis of faults in the power distribution system. This feature enables prompt action to be taken to restore power and minimize downtime. Protection Control Function: The circuit breaker incorporates a comprehensive protection control function, which ensures the safety and integrity of the power distribution network. It effectively responds to abnormal conditions, such as overcurrent, overvoltage, and short-circuit faults, protecting the network from damage and preventing potential hazards. Communication Function: With its communication capabilities, the ZW20-12 circuit breaker enables seamless integration into the power distribution automation system. It supports various communication protocols, facilitating real-time monitoring, data collection, and control of the circuit breaker's operation. This function enhances the efficiency and reliability of the power distribution system. Milliamp-Level Zero-Sequence Current Detection: The circuit breaker is capable of accurately detecting milliamp-level zero-sequence currents, both within and outside the specified range. This feature allows for the identification and isolation of single-phase ground faults, ensuring continuous power supply and preventing further damage to the system. Phase-to-Phase Short-Circuit Fault Current Detection: The ZW20-12 circuit breaker efficiently detects phase-to-phase short-circuit fault currents, providing immediate disconnection to isolate the fault and protect the power distribution system. The rapid response and precise detection capability minimize the impact of short-circuit faults on the network. In conclusion, the ZW20-12 outdoor column intelligent vacuum electrical circuit breaker incorporates advanced functionalities, including fault detection, protection control, and communication capabilities. With its precise detection of milliamp-level zero-sequence currents and phase-to-phase short-circuit fault currents, it enables automatic disconnection of single-phase ground faults and phase-to-phase short circuits. This circuit breaker ensures the safety, reliability, and efficient operation of power distribution systems, contributing to uninterrupted power supply and minimizing downtime in the event of faults.