KYN28-12 Indoor AC Metal-Enclosed Withdrawable Switchgear The KYN28-12 is a state-of-the-art indoor AC metal-enclosed withdrawable switchgear designed for medium-voltage power distribution systems. It is widely used in industrial plants, commercial buildings, and utility substations to ensure reliable power distribution, protection, and control. The switchgear complies with international standards such as IEC 62271-200 and GB 3906, ensuring high performance, safety, and durability. Design and Construction The KYN28-12 features a robust metal-enclosed structure, providing excellent mechanical strength and protection against internal arc faults. The enclosure is divided into multiple compartments, including the circuit breaker compartment, busbar compartment, cable compartment, and low-voltage control compartment, ensuring safe operation and easy maintenance. The withdrawable design allows for quick isolation and replacement of circuit breakers without de-energizing the entire system. Key Features 1. Voltage and Current Ratings: The switchgear is rated for 12 kV systems with a rated current up to 3150 A and a short-circuit breaking capacity of up to 50 kA, making it suitable for demanding applications. 2. Modular Design: The withdrawable circuit breaker module ensures flexibility and minimizes downtime during maintenance. 3. Safety Mechanisms: Equipped with mechanical interlocks, earthing switches, and shutters to prevent accidental contact with live parts. 4. Arc-Resistant Construction: Reinforced panels and pressure relief channels enhance safety by containing and redirecting arc flash energy. 5. Monitoring and Control: Integrated instrumentation and protection relays enable real-time monitoring of electrical parameters, ensuring efficient system management. Applications The KYN28-12 is ideal for primary and secondary distribution in power networks, renewable energy systems, and infrastructure projects. Its compact footprint, reliability, and advanced safety features make it a preferred choice for modern electrical installations. Advantages - High Reliability: Ensures uninterrupted power supply with minimal maintenance. - Enhanced Safety: Multiple protection mechanisms reduce operational risks. - User-Friendly: Easy installation, operation, and maintenance due to its modular design. - Future-Proof: Compatible with smart grid technologies for advanced automation. In summary, the KYN28-12 switchgear combines advanced engineering, safety, and efficiency, making it a dependable solution for medium-voltage power distribution. Its versatility and compliance with global standards ensure optimal performance in diverse electrical systems.