MRD-40.5GD wind and photovoltaic dedicated vacuum circuit breaker is a 40.5kV high-voltage switchgear designed specifically for new energy scenarios. It integrates vacuum arc extinguishing technology and high reliability operating mechanism, and is suitable for protecting the collection lines and boosting stations of wind farms and photovoltaic power plants. Capable of breaking 40kA short-circuit current, with a mechanical lifespan of over 20000 operations, withstanding extreme environments (-40 ° C to+70 ° C, humidity 95%), and complying with IEC 62271-100 and GB/T 1984-2014 standards. Resolve core pain points such as frequent switching and high salt spray corrosion in new energy stations.

ZN85-40.5 indoor high-voltage vacuum circuit breaker is a high reliability switchgear designed specifically for 40.5kV indoor distribution systems. It adopts vacuum arc extinguishing technology, with a short-circuit current breaking capacity of up to 40kA and a mechanical life of over 10000 operations. Compliant with GB/T 1984 and IEC 62271-100 standards, the modular handcart design supports quick insertion and maintenance, is compatible with KYN series switchgear, has a protection level of IP4X, and can withstand extreme environments ranging from -25 ° C to+70 ° C. Suitable for substations, industrial and mining power distribution, and data centers, providing a "zero SF6 emission, maintenance free" green power protection solution.

The ZN85C-40.5 handheld indoor high-voltage vacuum circuit breaker is an innovative switchgear designed specifically for 40.5kV indoor distribution systems. It adopts a handheld modular design and combines vacuum arc extinguishing technology, with a short-circuit current breaking capacity of up to 40kA. The handcart structure supports quick insertion and removal operations, increasing maintenance efficiency by 60%. It is compatible with KYN series switchgear and complies with GB/T 1984 and IEC 62271-100 standards. With a mechanical lifespan of over 10000 cycles and a protection level of IP4X, it is suitable for high-frequency operation scenarios in substations, industrial and mining power distribution, and data centers, providing a "flexible and portable, zero SF6 emission" green power protection solution.

The Measuring Handcart is a high-voltage switchgear that integrates real-time monitoring functions. It is designed for 40.5kV indoor power distribution systems. It adopts modular hand-car structure and built-in high-precision current/voltage sensor (CT/PT), which can collect line data in real time and upload it to the monitoring system through RS485 communication, realizing the integration of "switch + measurement". In line with GB/T 1984 and IEC 62271-100 standards, short circuit current breaking capacity of 40kA, mechanical life of more than 10,000 times, suitable for KYN series switchgear, suitable for smart grid, data center and industrial automation scenarios, help operation and maintenance efficiency increased by 40%+.

Mid Mounted Fuse Handcart Indoor High Voltage Circuit Breaker is an innovative mid mounted handcart switchgear with integrated fuse function, designed specifically for 40.5kV indoor high voltage systems. Adopting vacuum arc extinguishing technology and modular handcart structure, it has the ability to break 40kA short-circuit current, integrates high-voltage fuses to achieve dual protection against overload and short circuit, and saves 30% of cabinet space. Compliant with GB/T 1984 and IEC 62271-100 standards, with a mechanical lifespan of over 10000 cycles and a protection level of IP4X, it is compatible with KYN series switchgear and suitable for high-density and high reliability power scenarios such as industrial and mining power distribution, data centers, and rail transit. It provides an integrated "fuse arc extinguishing" safety solution.

Grounding Handcart indoor vacuum circuit breaker is an innovative switchgear designed specifically for safe operation of power systems, integrating grounding function and vacuum arc extinguishing technology. Suitable for indoor distribution systems ranging from 10kV to 40.5kV, the handcart modular design supports fast grounding switching and circuit breaker maintenance, with a short-circuit current breaking capacity of 31.5kA-40kA. Compliant with GB/T 1984 and IEC 62271-100 standards, with a mechanical life of over 10000 cycles and a protection level of IP4X, it is suitable for metal armored cabinets (such as KYN series) and is particularly suitable for power safety protection in industrial and mining enterprises, data centers, and substations, achieving "zero risk maintenance and second level response for operation".

The ZN85-40.5 PT handcart indoor vacuum circuit breaker is an intelligent switchgear designed specifically for 40.5kV power systems, integrating voltage transformer (PT) function to achieve voltage monitoring and protection integration. Adopting vacuum arc extinguishing technology, the short-circuit current breaking capacity is as high as 40kA, and the modular design of the handcart supports quick insertion and removal, increasing maintenance efficiency by 50%. Compliant with GB/T 1984 and IEC 62271-100 standards, with a mechanical lifespan of over 10000 cycles and a protection level of IP4X, suitable for high humidity and dusty industrial and mining power distribution environments. Suitable for medium voltage cabinets in substations, high-voltage circuits in data centers, and key power nodes in the steel/chemical industry, providing an environmentally friendly solution with "zero SF6 emissions".

The ZN85-40.5 handcart indoor high-voltage vacuum circuit breaker is a high reliability switchgear designed specifically for 40.5kV power systems. It adopts vacuum arc extinguishing technology and has excellent short-circuit current breaking capacity (up to 40kA). The modular design of the handcart supports quick plugging and greatly reduces maintenance and power outage time. It is compatible with metal armored cabinets (KYN series) and is suitable for high-voltage protection in substations, industrial and mining power distribution, and data centers. Compliant with GB/T 1984 and IEC 62271-100 standards, with a mechanical lifespan of over 10000 cycles, flexible operating mechanism (electric/manual optional), protection level of IP4X, ensuring stable operation in humid and dusty environments.