ABB MDmax®Digital low-voltage switchgear
Overview: MDmax @ series low-voltage switchgear has a variety of structural forms, including ST series, FC series, ProC series,
The new generation of MDmax @ digital low-voltage switchgear, using the concept of the system and integrating digital intelligent technology, allows the traditional switchgear technology to keep pace with the times and become a smart member of the Internet of Things: it can be widely used in various industries, infrastructure, and rail Transportation, high-end buildings and other fields provide users with digital solutions and services to ensure safer and more reliable power supply.
Technical standards:
MDmax ST is a combined multifunctional low-voltage switchgear that has undergone full type test (TTA) and meets GB/T7251.1/12-2013, IEC61439-1/2 standards.
Product features:
It has three functional units: drawer type, fixed division type and movable type. The three functional units can be independently or mixed into cabinets.
• The top cover of horizontal bus area can be removed
• Drawer type structure, can be assembled up to 36 circuits, vertical bus current up to 2500A
• Intelligent drawer can realize three-position conversion without reducing the protection level
• Perfect drawer-type electric operation circuit solution.
Working and environmental conditions:
MDmax ST low-voltage switchgear is suitable for indoor installation of electrical equipment.
Ambient temperature:
Short-time maximum temperature: 40 ℃
24 hours maximum average temperature: 35 ℃
Minimum temperature: -5 ℃
When the equipment is used in higher than the above ambient temperature, it should be operated with reduced capacity.
Environmental conditions:
During normal operation, the climate and environment shall be in accordance with GB/T7251.1-2013 and IEC61439-1. Ambient environment at 40°C relative humidity of 50%.
The conditions of the indoor installation place of the switch cabinet shall meet the requirements of the corresponding standards. Where condensation occurs, measures such as ventilation or heating will be used in the switch cabinet to prevent condensation.
If the switch cabinet is installed above 2000 meters above sea level, the equipment shall be operated with reduced capacity accordingly.
Model description:

Classification:
Authorized production
Key words:
Metal enclosed switchgear bus duct
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