0.4kV Low Voltage Switchgear MDmax (ABB Authorized)

The MDmax Switchgear by ABB is a next-generation modular low voltage distribution cabinet, engineered to meet global industry standards such as BS5486-1, AS349-1, EN60439-1, IEC60439, and GB7251.1. This versatile switchgear offers enhanced flexibility, reliability, and performance, making it an ideal solution for power distribution in both commercial and industrial sectors. It is designed for efficient energy management, offering a modular architecture that simplifies maintenance, upgrades, and system expansions. The MDmax switchgear provides robust protection and safety for electrical installations, ensuring high operational reliability in complex and high-demand environments.



 

 

 

  • MDmax (ABB Authorized) Low Voltage Switchgear Features
  • # Comprehensive Low Voltage Components
     
    Uses ABB's low voltage equipment, including Emax breakers, Tmax circuit breakers, A-series contactors, and TA relays, ensuring reliable power distribution.
  • # Robust and Durable Structure
     
    Constructed with aluminum-zinc coated T-shaped profiles for enhanced environmental protection, strength, and sealing through a double-folding process.
  • # Effective Heat Management
     
    The T-profile cabinet frame and junction pieces prevent heating from eddy currents, ensuring stable performance during high current operation.
 
 

 

 

 

 

  • Specifications

 

Electrical Specifications
Rated Insulation Voltage 1000VAC
Rated Operating Voltage 690VAC
Rated Impulse Withstand Voltage 8VAC
Overvoltage Category IV
Pollution Degree 3
Rated Working Frequency 50Hz/60Hz
Maximum Rated Current of Main Busbars(Basic Type) Up To 4000A
Rated Peak Withstand Current 254kA
Rated Short-Time Withstand Current 105kA RMS/s
Maximum Rated Current of Distribution Busbars 2000A
Rated Peak Withstand Current 166kA
Rated Short-Time Withstand Current 75kA RMS/s

 

Mechanical Specifications

Standard Overall Height 2200mm
Effective Height 2000mm
Width 700/900/1100mm
Depth 800/1000/1200mm
Internal Compartmentation(Compliant with IEC60439-1 Standard) 2a-4b
Ingress Protection Rating(Compliant with IEC60529 Standard) IP30/IP40/IP55
Surface Protection High Temperature Epoxy Powder Coating
Standard Color RAL 7035

 

 

 

 

 

 

 

 

  • Application Scenarios

 

Buildings

Industries

Communications, Universities/Hospitals, Finance/Electronics,

Municipal Facilities, Commercial Buildings, High-End Residential

Tobacco Industry, Electronics Industry, Consumer Goods Industry,

Manufacturing, Metals Industry, Mining

 

 

 

 

 

 

 

 

 

 



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