China low frequency inverter Manufacturer, Supplier, Factory

Kexun’an Electric has independently developed, designed, and manufactured the third-generation high-voltage inverter High voltage medium voltage frequency inverter, a frequency conversion speed control device. The system utilizes the latest power unit cascade technology for stable and reliable operation.

The HXGN-12 switchgear Medium voltage AC metal ring main unit switchgear is a comprehensive set of high-voltage AC devices designed for use in three-phase AC ring networks, terminal distribution networks, and industrial electrical systems. Rated for 3.6-12kV and 50Hz, it serves as a reliable and protective solution for receiving, distributing, and regulating electricity. This product adheres to national standards GB3906 and IEC60298, as well as DL/T402 and DL/T404 standards, and meets the "five prevention" locking requirements, ensuring maximum safety and efficiency in its operation.

The 24KV 1250A outdoor sf6 medium voltage circuit breaker is designed for controlling and protecting 24KV transmission and transformation systems, operating at 50Hz and suitable for outdoor use. Additionally, it can function as a connecting circuit breaker and an integrated opening and closing device. This circuit breaker employs an intelligent arc-quenching system based on thermal expansion and auxiliary blowing, paired with a CT10 spring operating mechanism. Furthermore, it meets the standards set by GB/T1984-2014 for AC high-voltage circuit breakers and adheres to the IEC62271-100:2001 international standard for high-voltage AC circuit breakers and control equipment.

The ZN85-40.5/40.5KV Indoor High Voltage Vacuum Circuit Breaker for switchgear, designed for use in AC 50Hz systems with a rated voltage of 40.5kV, is a durable solution for switching load current, overload current, and fault current in industrial and mining facilities, power plants, and substations. Its upper and lower layout structure, reducing its overall depth, is a testament to its durability. The specially designed spring operating mechanism, tailored to suit the upper and lower layout configuration, ensures simplicity, optimal output curve, and performance that aligns with the requirements of 40.5kV vacuum circuit breakers. This circuit breaker's ability to handle frequent operation and its resilience in harsh operating conditions in various environments instill confidence in its durability.

This product is designed for 50Hz AC power distribution networks with a rated operational voltage of 380V and a rated current up to 630A. It provides reliable indirect contact protection for personnel and effectively prevents fire hazards caused by ground fault currents resulting from equipment insulation failures. The device incorporates multiple protection mechanisms to deliver precise overload and short-circuit protection for power distribution lines and supply equipment, while featuring circuit status monitoring capabilities. Under normal operating conditions, it can serve as an infrequent switching device for distribution circuits and provide occasional motor starting control functionality. The integrated design combines electrical safety protection with equipment management requirements, significantly enhancing the operational reliability of power distribution systems and fire prevention capabilities.

The 72.5KV Outdoor high-voltage SF6 ceramic column circuit breaker is designed for controlling and protecting 72.5KV transmission and transformation systems. It operates on a three-phase AC 50HZ outdoor high-voltage switchgear and can function and opener group. By utilizing the intelligent arc extinguishing principle of "thermal expansion+auxiliary blowing" and equipped with a CTB-1 operating mechanism, this circuit breaker meets the standards of GB1984-2003 and International Electrotechnical Commission standard IEC62271-100:2001 for High Voltage AC Circuit Breakers.