CEEG MNSZ Low-Voltage Withdrawable Switchgear
MNSZ low-voltage withdrawable switchgear adopts a modular design with high functional unit density and strong breaking capacity. It supports interfaces with automation and monitoring systems, enabling refined operation and maintenance management.
Scope of application
Core Urban Areas
Space-constrained zones with limited land availability, focusing on freeing up ground space.
Landscape-Sensitive Areas
Parks, squares, and similar public spaces, emphasizing visual harmony and low-noise operation.
Urban Renewal Projects
Construction-restricted areas, focusing on rapid refurbishment and convenient maintenance access channels.
Product Description
1 Design features: Compact structure with modular design, strong versatility, and flexible assembly.
2 Performance advantages: High breaking capacity, excellent dynamic and thermal stability, flexible electrical schemes, and high protection degree.
3 Application scope: Suitable for AC 50 (60) Hz power distribution systems with rated voltage up to 380 V.
4 Main functions: Used for power generation, transmission, energy conversion, and control of power-consuming equipment.
5 Application scenarios: Widely used in industrial, energy, and infrastructure sectors, meeting modern power distribution requirements.
Product Features
Compact design
Accommodates more functional units within limited space, maximizing space utilization efficiency.
Modular design
Standardized units enable functions such as protection, operation, switching, control, regulation, measurement, and indication, allowing flexible user configuration.
Space-saving
Significantly reduces the space required for storage and transportation of prefabricated components.
High safety
Extensive use of high-strength flame-retardant engineering plastic components significantly enhances protection performance.
Easy assembly
No complex special tools required, ensuring simple and efficient installation.
Electrical interlocking for misoperation prevention
Complete mechanical and electrical interlocking systems prevent load switching operations and incorrect handling, improving operational reliability.
Main Parameters
Rated Operating Voltage up to 380 V
Rated Insulation Voltage 660V
Rated Current Main Busbar up to 4000 A
Rated Short-Time Withstand Current 50kA/1s
Rated Peak Withstand Current 105kA
Protection Degree (IP Code) IP30~IP54
Implementation Standard
GB/T 7251.1 General Rules for Low-Voltage Switchgear and Controlgear Assemblies
GB/T 7251.3 Special Requirements for Low-Voltage Switchgear and Controlgear Assemblies
GB/T 15576 Low-Voltage Withdrawable Switchgear Assemblies
IEC 61439 series International Standards for Low-Voltage Switchgear and Controlgear Assemblies
IEC 60947 series Requirements for Low-Voltage Switchgear and Controlgear
DL/T 404 Ordering Technical Conditions for Low-Voltage Power Distribution Equipment in the Power Industry
Technical Advantages
R&D Cloud Platform
An integrated digital platform combining electromagnetic optimization design, parametric modeling, performance analysis, structural optimization, and automatic drawing generation. It enables transformer design resource sharing and efficient data management, including search, modification, and version control.
Simulation Analysis
Comprehensive multi-physics simulation covering fluid flow, thermal field, electric field, leakage magnetic field, transient processes, and short-circuit forces. Each transformer series is optimized through thermal and flow analysis to accurately control winding temperature rise and hotspot distribution, ensuring reliable and stable performance.
Smart Operation & Maintenance Platform
By collecting key data such as temperature, current, voltage, vibration, and grid harmonics, the system enables real-time power quality analysis and fault alarms. It also supports mobile access for remote monitoring and intelligent O&M management.
Consult Now
Recommended Related More