Hot Products

Products Categories

Products

Oil-immersed transformer: S11-M

Mid-mounted cabinet: KYN28A-24

Pre-assembled substation: YBM□-12/0.4

Diesel generating set,diesel generator set,diesel power generating set

AC Low-Voltage Distribution Cabinet: MNS

Outdoor Cable Branch Box: DFW-12

Green Charging, Low-Carbon Future

Industrial Energy Storage Products

Household Energy Storage Products

energy storage cabinet

China KYN28A-12 Mid-mounted Cabinet - 10kV Armored Enclosed Switchgear from Reliable Suppliers & Factory

The 10kV mid-mounted cabinet, recognized as Armored Enclosed Switchgear (AEI), serves as a vital power distribution component within electrical systems, focusing on efficient energy reception and distribution. This robust switchgear features a centrally located circuit breaker trolley within the cabinet, enhancing its operational capabilities. Widely utilized across various sectors including industrial and mining operations, infrastructure development, and 10kV substations, this equipment is essential for control, protection, monitoring, and isolation tasks. As a leading supplier in China, our factory ensures the highest quality standards for this crucial electrical equipment, contributing to reliable and safe power distribution solutions.

Model KYN28A-12

Product Details

The product features a highly modular design. Key components such as the circuit breaker and isolation carriage are mounted on a removable cart, enabling flexible operation and easy maintenance through multiple positioning states including working, testing, isolation, and removal. The cabinet is constructed from high-quality aluminum-zinc coated steel plates through multiple bending processes, forming a fully enclosed metal armor structure.

⚙️ Compartment Structure

🔌

Busbar Room

Isolated compartment housing the primary busbars, ensuring electrical continuity and safety separation.

⚡

Circuit Breaker Cart Room

Accommodates the removable circuit breaker cart with multiple operational positioning states for flexible maintenance.

🔗

Cable Room

Dedicated isolated space for cable connections, preventing fault escalation between compartments.

🛡️

Instrument Relay Room

Houses measurement and protection relays, supporting optional intelligent protection devices.

📊 Core Specifications

Parameter	Specification
Rated Current	1250A – 3150A
Short-Circuit Breaking Capacity	25kA – 40kA
Cabinet Material	Aluminum-zinc coated steel plate (multi-bend formed)
Structure Type	Fully enclosed metal armor, isolated compartments
Protection Mechanism	Comprehensive "Five-Prevention" locking system
Compliance Standards	GB (China National Standard) & IEC (International)
Optional Features	Integrated intelligent measurement & protection devices

🔒 Five-Prevention Locking System

The mid-mounted cabinet features a comprehensive "Five-Prevention" locking mechanism to prevent accidental operation. This safety system ensures that unauthorized or incorrect switching sequences are physically impossible, dramatically reducing the risk of operator error and equipment damage during routine switching and maintenance activities.

✅ Key Advantages

🏆 High Reliability
📦 Compact Structure
🖐️ User-Friendly Operation
🔧 Safe & Easy Maintenance
🌐 GB & IEC Compliant
🤖 Intelligent Protection Ready

❓ Frequently Asked Questions

What does the modular design of the mid-mounted cabinet offer in terms of maintenance?

The modular design allows key components such as the circuit breaker and isolation carriage to be mounted on a removable cart. This enables technicians to perform maintenance in multiple positioning states — working, testing, isolation, and removal — without shutting down the entire system, significantly reducing downtime and improving operational flexibility.

What is the rated current and short-circuit breaking capacity of this cabinet?

The mid-mounted cabinet typically supports a rated current ranging from 1250A to 3150A and a short-circuit breaking capacity of 25kA to 40kA, making it suitable for a wide range of medium and high-load distribution network applications.

What is the purpose of the "Five-Prevention" locking mechanism?

The "Five-Prevention" locking mechanism is a comprehensive safety system designed to prevent accidental or incorrect operations. It physically enforces correct switching sequences, preventing operator errors that could result in equipment damage, electrical faults, or personal injury during switching and maintenance procedures.

Which international standards does this product comply with?

This product is designed in strict compliance with both domestic and international standards, including GB (China National Standard) and IEC (International Electrotechnical Commission) standards. This dual compliance ensures the product meets rigorous safety and performance requirements for global distribution network applications.

How does the isolated compartment design improve operational safety?

The cabinet is divided into four isolated compartments: the busbar room, circuit breaker cart room, cable room, and instrument relay room. This separation ensures that a fault in one compartment cannot escalate to others, containing potential hazards and protecting both personnel and equipment during normal operation and fault conditions.

Can intelligent protection devices be integrated into this cabinet?

Yes. The mid-mounted cabinet supports optional integrated protection devices that enable intelligent measurement and protection functions. This makes it compatible with modern smart grid and distribution automation systems, allowing for real-time monitoring, fault detection, and remote control capabilities.