
CQC Certified
CQC2019010301258800
MNS Low Voltage Withdrawable Switchgear (6300A-4000A)
Model: MNS 6300A-4000A
High-capacity modular drawer-type LV distribution system for large industrial applications.
Technical Specifications
Standard
GB/T 7251.2-2023
Frequency
50Hz
Rated Voltage
400V/690V
Protection Level
IP40/IP54
Main Busbar Current
6300A-4000A
Short-circuit Withstand
100kA
Product Overview
MNS type low voltage withdrawable switchgear is a modular, standardized low voltage distribution equipment with main busbar rated current covering 4000A to 6300A, suitable for AC 400V (up to 690V), 50Hz distribution systems. This product adopts advanced drawer structure, widely used in power plants, substations, industrial and mining enterprises and large commercial buildings as power distribution and motor control centers.
Key Features
- Modular design: Standard modular structure (module E=25mm), drawer units can be flexibly combined
- Large capacity distribution: Main busbar up to 6300A, meeting large current distribution needs
- High safety: Fully enclosed metal structure, protection level reaching IP40/IP54 (optional)
- Intelligent monitoring: Optional intelligent meters and communication modules for remote monitoring
- High reliability: Passed type test, conforming to GB/T 7251.2-2023 standard requirements
- Convenient maintenance: Drawer units can be quickly plugged/unplugged without affecting other circuit operation
Product Advantages
- Flexible configuration: 8E/4E/2E/1E multiple drawer specifications, meeting different load requirements
- Safe and reliable: Passed full type test, ensuring stable electrical performance
- Intelligent management: Supporting Modbus, Profibus and other communication protocols for intelligent management
- Space saving: Compact design, 30% installation space saved compared to traditional switchgear
- Convenient maintenance: Drawer units can be quickly replaced, reducing outage time
Applications
- Industrial Field: Distribution centers and motor control centers for large industrial and mining enterprises
- Power System: Power plant auxiliary power systems, substation low voltage distribution
- Commercial Buildings: Main distribution systems for super high-rise buildings and large commercial complexes
- Infrastructure: Distribution systems for airports, metros, hospitals and other important places
- Data Centers: IT equipment distribution and backup power systems
Certifications & Standards
Standard
GB/T 7251.2-2023
CQC Certificate
CQC2019010301258800
All products certified by National Electric Power Industry Quality Testing Center



