The ZN63 (VS1-12) side-mounted indoor high-voltage vacuum circuit breaker is an intelligent switchgear designed for 12kV and 50Hz three-phase power systems with integrated protection and control functions, especially for harsh scenarios requiring frequent operation and high short-circuit current breaking. Using vacuum arc extinguishing technology, short circuit current breaking capacity of 31.5kA, mechanical life of more than 30,000 operations, in line with GB/T 1984-2014 and IEC 62271-100 standards. The side-mounted structure ADAPTS to the compact switchgear (such as KYN28A-12), saves 30% installation space, protects with IP4X, withstands -25°C to +60°C environment, supports fast maintenance and intelligent monitoring (contact wear, real-time temperature feedback), and provides "highly reliable and maintenance-free" power protection solutions for industrial and mining enterprises, substations and data centers

The VCF 7.2 (12) handheld vacuum contactor+fuse combination device is a modular protection equipment designed specifically for 7.2kV/12kV distribution systems, integrating vacuum contactor and high-voltage fuse functions to achieve integrated operation of "control+short-circuit protection". Suitable for frequent switching scenarios in industrial and mining enterprises, wind farms, and photovoltaic power stations, with a short-circuit current breaking capacity of 25kA and a mechanical lifespan of over 50000 times.the handheld design supports quick insertion and maintenance, is compatible with compact switchgear, has a protection level of IP65, and can withstand extreme environments from -30 ° C to+60 ° C. It provides an efficient solution that is safe, portable, and tool free for installation.

The C-GIS inflatable cabinet three position vacuum circuit breaker is an intelligent switchgear designed specifically for 12kV, 24kV, and 40.5kV power systems, integrating control, protection, and isolation functions. It is particularly suitable for harsh scenarios that require frequent operation and high short-circuit current breaking. Adopting inflatable cabinets (SF ?/N ? insulation) and vacuum arc extinguishing technology, it is suitable for the distribution needs of industrial and mining enterprises, power plants, and substations, in compliance with GB/T1984-2014, JB/T3855-2008, and DL/T403-2000 standards, with a mechanical life of over 20000 times and a breaking capacity of up to 40kA. The integrated structure of the three in one design (closing opening grounding) and the mechanism circuit breaker enables fast maintenance and compact installation, with a protection level of IP67 and a tolerance for extreme environments ranging from -40 ° C to+70 ° C.

The ZN28-12 series indoor high-voltage vacuum circuit breaker is a modular switchgear with a rated voltage of 12kV and three-phase AC 50Hz, which complies with the GB1984-89 standard and is suitable for efficient power protection in industrial and mining distribution, substations, and data centers. Its flexible design supports three installation methods: Integrated: The switch body is integrated with the operating mechanism, saving space and facilitating quick deployment. Lift up type: The switch body is integrated with the lifting mechanism for easy maintenance and repair. Split type: The switch body is separated from the operating mechanism, suitable for complex installation scenarios. Adopting vacuum arc extinguishing technology, the short-circuit current breaking capacity reaches 31.5kA, the mechanical life exceeds 10000 times, the protection level is IP3X, and it can withstand environments from -25 ° C to+40 ° C. It provides a "compact, efficient, safe, and maintenance free" solution.