China FLN36-12 LBS LBS switch Manufacturers, Suppliers, Factory

The VS1 (ZN63-12) indoor high-voltage vacuum circuit breaker is an advanced electrical equipment designed to switch various types of power systems. With its ability to operate at a frequency of 50Hz and a rated voltage range of 7.2kV-24kV, this circuit breaker proves to be highly versatile and suitable for a wide range of applications. In load and frequent operation situations, the VS1 (ZN63-12) circuit breaker is ideal for the protection and control of electrical equipment in industries, mines, enterprises, power plants, and substations. This product ensures the safety and reliability of electrical systems by effectively interrupting short circuit currents and isolating faulty parts of the circuit. The VS1 (ZN63-12) circuit breaker can be easily integrated with KYN28A-12 (GZS1) and other mid-mounted handcart switch cabinets, providing a flexible and customizable solution for various installation requirements. Additionally, it can also be equipped with XGN fixed switch cabinets, further expanding its compatibility with different system configurations. This innovative circuit breaker complies with several industry standards, including GB1984 "AC High-voltage Circuit Breaker", JB/T3855 "3.6~40.5kV Indoor AC High-voltage Vacuum Circuit Breaker", and IEC60056 "High-Voltage AC Circuit Breaker". These certifications ensure that the VS1 (ZN63-12) circuit breaker meets the highest safety and performance requirements. Furthermore, the VS1 (ZN63-12) circuit breaker also meets DVr403 "10-35kV Indoor High Voltage Vacuum Circuit Breaker Ordering Technical Conditions", which signifies its ability to meet specific technical requirements for indoor high-voltage applications. In summary, the VS1 (ZN63-12) indoor high-voltage vacuum circuit breaker is a reliable and efficient solution for switching power systems. With its wide voltage range, versatility, and compliance with industry standards, this circuit breaker is the perfect choice for industries, mines, enterprises, power plants, and substations. Upgrade your electrical equipment today with the VS1 (ZN63-12) circuit breaker and experience enhanced protection and control of your electrical systems.

It can be processed according to the drawings and samples, receive oem orders, accept wholesale and customization. Provide a complete set of motor protection system solutions. Apply Motor power：5000～10000KW，Diameter Size（mm）：10600×2480×1500 or Customized

The JDZX(F)9-10G potential transformer is an epoxy resin fully enclosed casting insulation indoor type product. It is suitable for various high-voltage switchgear and is designed for voltage, electric energy measurement, and relay protection in power systems with a rated frequency of 50Hz and a rated voltage of 10kV (or 6kV) and below. This product features a single-phase, dual-winding fully enclosed structure, with epoxy vacuum resin cast molding. The core is made of high-quality cold-rolled silicon steel sheets wound into a circular shape. Both the primary and secondary windings are wound around the core. The secondary winding has a terminal box with user-friendly output slots. The product has excellent resistance to contamination and moisture, demonstrated by its compliance with Level II pollution degree in terms of surface creepage distance. It also meets the requirements for local discharge level as per GB1207-1997 "Voltage Transformers" standard. Additionally, the power factor of the load is 0.8 lagging (COSφ=0.8). In summary, the JDZX(F)9-10G potential transformer is a reliable and high-performance solution for voltage measurement, electric energy measurement, and relay protection in power systems. Its fully enclosed structure, epoxy resin insulation, and high-quality core ensure durability and efficiency in various electrical applications.

The FZRN25-12 type AC high-voltage vacuum load switch-fuse combination electrical appliance is an indoor device with a rated voltage of 12KV and suitable for three-phase AC 50Hz. It is designed for use in industrial and mining sectors, enterprises, distribution substations, and power stations, serving the purposes of load control and short circuit protection. The equipped grounding switch is capable of withstanding short circuit current. The operating mechanism can be manual or electric, facilitating the fulfillment of three-remote control requirements in the power system. The FZRN25-12 type load switch and combination electrical appliance are suitable for load control and short circuit protection in municipal distribution substations and industrial power equipment supplied by three-phase ring networks or terminal power. Being more reliable and cost-effective in providing protection to transformers and other electrical equipment compared to circuit breakers, they are particularly suitable for ring networks, dual radiation power supply units, and compact substations.

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.

Rongzhi Electric Power is a large-scale 35kv arc extinction cabinet manufacturer and supplier in China. We have been specialized in High voltage equipment for many years. Our products have a good price advantage and cover most of the South America, Middle East, Africa, Southeast Asia markets. We look forward to becoming your long-term partner in China.