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KYN28A-12 12kV Armored Removable AC Metal-enclosed Switchgear | High-Voltage Power Distribution Cabinet for Industrial & Utility Applications
- Overview
- Recommended Products
Cabinet Material & Craftsmanship
Core Configuration
Core Functions
Differentiated Advantages
I. Industry Pain Points & Solutions
In the power distribution sector, enterprises and utilities face persistent challenges that threaten operational reliability and safety. Common pain points include frequent equipment failures caused by dust, moisture, and electrical arcing, unplanned downtime due to poor component accessibility, and non-compliance with international safety standards, which leads to costly regulatory penalties and operational risks. Additionally, traditional switchgears often lack scalability, making it difficult to adapt to expanding power demands, while complex maintenance procedures result in prolonged downtime and increased labor costs.
Our KYN28A-12 switchgear is engineered to directly address these critical issues. Featuring a fully armored, metal-enclosed structure, it provides robust protection against environmental contaminants, effectively preventing dust and moisture ingress to minimize arc flash risks. The modular, removable design allows for quick component replacement and maintenance, drastically reducing downtime and ensuring uninterrupted power supply. Compliant with IEC, GB, and other global standards, the KYN28A-12 switchgear guarantees operational safety and regulatory adherence, eliminating compliance-related concerns for international clients. Its flexible configuration also supports scalable power distribution, enabling seamless expansion to meet growing energy demands without full system overhauls.
II. Product Details & Core Advantages
The KYN28A-12 switchgear is built from high-strength cold-rolled steel with electrostatic powder coating, offering excellent corrosion resistance and mechanical durability. Its compartmentalized design separates busbar, circuit breaker, cable, and control chambers to limit fault spread and prevent mutual interference. Precision manufacturing ensures tight tolerances and IP4X protection (when closed), making the KYN28A-12 ideal for harsh industrial environments.
The KYN28A-12 integrates premium components from global brands like Schneider or Siemens, including reliable vacuum circuit breakers and intelligent protection relays. The handcart-type breaker module enables easy withdrawal and replacement, while mechanical and electrical interlocks prevent misoperation. Optional communication modules (Modbus, Profibus) allow the KYN28A-12 to connect with smart grid systems for remote monitoring and control.
The KYN28A-12 provides comprehensive power distribution and protection, including overcurrent, short-circuit, undervoltage, and earth fault protection. It supports both manual and remote operation, with clear status indicators to ensure operator safety. The compartmentalized design isolates faults, minimizing system-wide impact, while the removable handcart allows fast maintenance without shutting down the entire cabinet.
Compared to fixed-type switchgears, the KYN28A-12 offers superior maintainability and scalability. Its removable handcart cuts maintenance time by up to 70%, reducing operational losses. The fully armored structure enhances arc flash safety, while flexible configurations support custom current ratings (630A–3150A) and short-circuit withstand levels (20kA–40kA/4s). The KYN28A-12 also integrates easily with smart systems, future-proofing client investments.
III. Technical Parameters Table
| Parameter | Specification |
| Rated Voltage (Ue) | 12kV |
| Rated Insulation Voltage (Ui) | 12kV |
| Rated Current (In) | 630A – 3150A |
| Rated Short-time Withstand Current (4s) | 20kA – 40kA |
| Rated Peak Withstand Current | 50kA – 100kA |
| Rated Frequency | 50Hz / 60Hz |
| Busbar Rated Current | 630A – 3150A |
| Protection Class | IP4X (closed) / IP2X (door open) |
| Operating Temperature | -15°C ~ +40°C |
| Altitude | ≤ 1000m (customizable for high altitude) |
IV. Applicable Scenarios
The KYN28A-12 high-voltage switchgear is a versatile solution for industrial and utility power distribution. It is ideal for power plants, transmission substations, petrochemical plants, mines, and manufacturing facilities. It also serves as a reliable core for commercial complexes, data centers, and infrastructure projects, ensuring stable power delivery.
In renewable energy systems (solar and wind farms), the KYN28A-12 efficiently integrates generated power into the grid, supporting clean energy transitions. Its rugged design performs well in harsh environments like high-humidity coastal areas and dusty industrial zones, where continuous power is critical.
V. Customization Services
We offer comprehensive customization for the KYN28A-12 switchgear to meet unique project needs. Clients can select rated currents, short-circuit capacities, and component configurations. Tailored solutions are available for high-altitude, extreme temperature, and seismic zones, ensuring optimal performance in any setting.
Customization includes interface design, communication protocols, and monitoring systems, enabling seamless integration with SCADA and smart grid platforms. Our engineering team supports clients from design to installation, delivering personalized solutions to meet deadlines and operational goals.
VI. Strength Endorsement
With years of manufacturing expertise, our KYN28A-12 switchgear has been deployed in over 500 projects across 30+ countries, earning recognition for reliability. A Southeast Asian 110kV substation used the KYN28A-12 to power an industrial hub, reducing downtime by 85% vs. legacy systems. In a European 50MW solar farm, the KYN28A-12 efficiently distributed power to the grid, supporting clean energy goals.
Our facilities are ISO 9001 and ISO 14001 certified, and every KYN28A-12 undergoes rigorous type tests, routine tests, and on-site commissioning to meet international quality and safety standards.
