12kV AC 50Hz three-phase system, with load current, overload and short circuit protection, 20kA (short circuit current), vacuum arc extinguishing chamber (zero pollution, maintenance free), IP65 (dustproof and waterproof, suitable for harsh outdoor environments), column/pole installation (total weight ≤ 120kg) Working temperature: -40 ℃~+70 ℃, altitude: ≤ 3000m (special design supports 4000m), 10000 maintenance free operations

ZW20-12F/T□ -□ series outdoor high voltage vacuum circuit breaker (hereinafter referred to as circuit breaker) is an outdoor power distribution equipment with a rated voltage of 12kV and three-phase AC 50Hz. It uses vacuum arc extinguishing and SF6 gas as the insulating medium and is an improved product of ZW20-12F pole mounted vacuum circuit breaker.

The floor-standing demarcation switch integrated prepaid metering device is a product that changes the column-mounted high-voltage metering, switch, and control box into a cabinet-type structure. It is composed of an integrally cast dry-type high-voltage metering box and a ZW32F type intelligent demarcation switch. The box is made of stainless steel or iron plate sprayed plastic. This product is easy to install in structure and has a beautiful appearance. The high-voltage part is isolated from the low-voltage meter room, and the high-voltage room cannot be opened for operation when the equipment is energized. The high-voltage room door can only be opened in the event of a power outage, which is safe and reliable. The product occupies a small area and is a combination product used in living areas, industrial and mining enterprises and box-type transformers.

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.

ZW7-40.5 outdoor vacuum automatic circuit breakers is outdoor HV switching devices on three-phase AC 50Hz.lt is used for controlling and protecting 24-40.5KV transmission and distribution systems . It can be controlled to switch-on/off remotely, also be used to control energy storage and switch -on/off manually. Annexing a current transformer inside, it provides measurement and protection.

ZW32-40.5/1250A type outdoor high voltage vacuum circuit breaker is the three-phase AC 50Hz, suitable for the rated voltage of 40.5kV outdoor high-voltage switchgear, which comply with the national standard GB1984 "high voltage AC circuit breakers" and professional standards JB3855 "3.6 ~ 40.5kV outdoor AC high voltage vacuum circuit breakers" and related IEC standards. It can be used for the control and protection of electrical equipment for industrial and mining enterprises, power plants and substations, and suitable for frequent operation. The circuit breaker has the ability to break off and fast break off multiple times.

ZW10(27)-12 outdoor high voltage AC vacuum circuit breaker is a three-phase outdoor high voltage AC switchgear, mainly used in power distribution systems of rural power grids, urban power grids, mines, railways and ports with a voltage level of 12kV and a rated frequency of 50Hz. It is particularly suitable for outdoor overhead lines to separate and connect load current, overload current and short-circuit current, and to switch and protect the power grid.

The VS1-12 Fixed Vacuum Circuit Breaker is a high-performance switching device designed for 12kV, 50Hz three-phase AC power systems. Engineered for frequent operations and reliable short-circuit current breaking (up to 31.5kA), this breaker integrates vacuum interrupter technology with a fixed installation design, ideal for industrial plants, power stations, and substations requiring robust electrical protection and control. Compliant with GB/T 1984-2014 and IEC 62271-100 standards, it offers a mechanical lifespan exceeding 30,000 operations, IP4X protection, and tolerance for extreme temperatures (-25°C to +60°C).

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.

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 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.