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

Mid-mounted Cabinet KYN28A-24: 10kV Armored Enclosed Switchgear from China Suppliers and Factory

The 10kV mid-mounted cabinet, known as Armored Enclosed Switchgear (AEI), serves as a vital power distribution device within electrical systems, handling both energy reception and distribution efficiently. This innovative design features a circuit breaker trolley centrally positioned inside the cabinet, enhancing functionality. Primarily utilized in industrial and mining facilities, infrastructure projects, and 10kV substations, this equipment is essential for tasks such as control, protection, monitoring, and isolation. As a leading supplier in China, our factory ensures the highest quality standards for the AEI, meeting the demands of modern electrical systems

Model KYN28A-24

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.

Key Design Features

🔩

Modular Structure

Circuit breaker and isolation carriage mounted on a removable cart for flexible operation and easy maintenance.

🛡️

Full Metal Armor

Cabinet constructed from high-quality aluminum-zinc coated steel plates via multiple bending processes, forming a fully enclosed metal armor structure.

🔒

Five-Prevention Lock

Comprehensive "five-prevention" locking mechanism to prevent accidental operation, ensuring maximum safety.

📡

Intelligent Protection

Optional integrated protection devices enable intelligent measurement and protection for smart grid applications.

📐

Standards Compliance

Designed in strict compliance with domestic and international standards including GB and IEC.

⚡

High Reliability

Outstanding reliability, compact structure, user-friendly operation, and safe maintenance — ideal for modern distribution networks.

Isolated Compartments

🔌 Busbar Room
🔧 Circuit Breaker Cart Room
🔋 Cable Room
📊 Instrument Relay Room

These isolated compartments ensure operational safety and prevent fault escalation between sections.

Core Specifications

Parameter	Specification
Rated Current	1250A – 3150A
Short-Circuit Breaking Capacity	25kA – 40kA
Cabinet Structure	Fully enclosed metal armor, aluminum-zinc coated steel
Positioning States	Working / Testing / Isolation / Removal
Protection Option	Integrated intelligent measurement & protection device
Standards	GB / IEC (domestic & international)

✅ GB Standard ✅ IEC Standard 🔒 Five-Prevention Locking ⚡ Up to 40kA Breaking Capacity 📡 Smart Protection Ready

❓ Frequently Asked Questions

Q What does the modular design of the mid-mounted cabinet offer?

The modular design allows key components such as the circuit breaker and isolation carriage to be mounted on a removable cart. This enables flexible operation and easy maintenance through multiple positioning states: working, testing, isolation, and removal — reducing downtime and simplifying servicing.

Q What is the "five-prevention" locking mechanism?

The "five-prevention" locking mechanism is a comprehensive safety interlock system designed to prevent accidental operations, such as closing a breaker under load, withdrawing a live cart, or grounding an energized busbar. It is a standard safety requirement in medium-voltage switchgear.

Q What are the rated current and short-circuit breaking capacity ranges?

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

Q How are the isolated compartments beneficial?

The cabinet is divided into four isolated compartments — busbar room, circuit breaker cart room, cable room, and instrument relay room. This compartmentalization ensures operational safety and prevents fault escalation, meaning a fault in one section will not spread to others.

Q Does the cabinet support intelligent protection functions?

Yes. Optional integrated protection devices can be added to enable intelligent measurement and protection, making the cabinet suitable for smart grid and modern distribution network environments that require advanced monitoring and automation capabilities.

Q Which international standards does this product comply with?

The mid-mounted cabinet is designed in strict compliance with both domestic standards (GB) and international standards (IEC). This dual compliance ensures the product meets global quality and safety benchmarks, making it suitable for deployment in various markets worldwide.