Positioning: Intelligent distribution network fault isolation core equipment Core functions: Accurate fault isolation Built in zero sequence current transformer, capable of identifying and isolating single-phase grounding faults within 20ms (user side faults do not affect the main network) Support 0-3 automatic reclosing to reduce instantaneous power outage time due to faults Adaptive to all working conditions Suitable for harsh environments ranging from -40 ℃ to+70 ℃ and humidity of 95%, with maintenance free design and a mechanical lifespan of ≥ 30000 times Intelligent remote control

ZW32-12F series outdoor boundary Vacuum Circuit Breaker is the outdoor distribution equipment of rated voltage 12 kV, three-phase AC 50/60HZ. This VCB is mainly used in load current, overload current and short circuit current of power distribution lines opening and closing of electric power system.

ZW32-24F series outdoor pole mounted high voltage vacuum circuit breaker is used as the main control and protective equipment in three phases power system of AC50Hz, voltage 24KV to switch on/off loading current overloading current and short circuit current, it applies to distribution system of substation, industrial enterprises to control and protect the downstream equipment.

ZW7-40.5F(M) outdoor high voltage intelligent (permanent magnet) vacuum circuit breaker adopts split column and high reliability spring operating mechanism or permanent magnet operating mechanism. This device is mainly used in medium voltage overhead line power grid to open and close load current, overload current and short circuit current.

ZW32-12KG 12KV outdoor intelligent high-voltage dual power switching device is an intelligent distribution equipment that integrates high-voltage vacuum circuit breakers and double-sided isolation switches. It is designed specifically for 12kV dual power supply systems, with the core function of automatic power switching and fault protection. It is suitable for places that require high reliability power supply, such as oil fields, mines, industrial and mining enterprises, etc

LW58-12KV outdoor pole-mounted SF6 circuit breaker is a product developed by our company in response to the new requirements of the State Grid's 10kV primary and secondary integrated pole-mounted circuit breaker access to the grid. The switch configuration fully meets the State Grid's primary and secondary integrated requirements, which is convenient for the State Grid's unified procurement and batch production. The switch has a compact structure, reasonable layout, and complete functions. All indicators meet the State Grid's primary and secondary integration requirements; it uses protection CT, zero-sequence CT and zero-sequence voltage sensor with unified parameters, which has the characteristics of wide measurement range, high measurement accuracy and high reliability.

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.