Cold-Rolled Steel MNS Drawer-Type Switchgear High Stability Modular Assembly Ideal for Building & Factory Power Distribution

Product Description

Product Description

The MNS series low-voltage withdrawable switchgear is a combined cabinet type assembled by factories (FBA) with standard modules. Its technology has reached the international advanced level. This series of low-voltage withdrawable switchgear is suitable for power plants, substations, petrochemical, metallurgical rolling, transportation and energy, light industry and textile and other industrial and mining enterprises, as well as residential areas, high-rise buildings and other places. It is used for power conversion, distribution and control of power distribution equipment in the power system with AC 50-60Hz and rated working voltage of AC 660V and below. This device complies with national professional standards such as GB7251.1 "Low-voltage complete switchgear" and JB/T9961 "Low-voltage withdrawable complete switchgear", and also complies with international professional standards such as IEC439-1.VDE0660 Part V.

MNS Series Switchgear

Specification

Rated Operational VoltageAC400V
Rated Insulation Voltage690V
Frequency50Hz
Rated Current of The Main Busbar4000A~400A
Rated Current of The Distribution Busbar in The Feeder Cabinet1250A~400A
Rated Current of Control Cabinet Distribution Busbar1250A~400A
Rated Short-Time Withstand Current of The Main Busbar80KA, 50KA, 30KA
Short Time Withstand Current of The Distribution Busbar of The Feeder Cabinet50KA, 30KA
Short Time Withstand Current of The Distribution Busbar in The Control Cabinet50KA, 30KA
Outdoor/IndoorIndoor
Protection LevelIP40, IP30

Product Technical Parameters

Environment condition:

  • Ambient air temperature: -5~+40 and the average temperature should not exceed +35 in 24h.
  • Install and use indoors. Altitude above sea level for operation site should not exceed 2000M.
  • Relative humidity should not exceed 50% at max temperature +40. Higher relative humidity is allowed at lower temperature.
  • Installation gradient not exceed 5.
  • Install in the places without fierce vibration and shock and the sites insufficient to erode the electrical components.
  • Any specific requirement, consult with manufactory.

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Frequently Asked Questions (FAQ)

What is the rated operational voltage of this MNS switchgear?
The MNS series switchgear is designed for AC 50-60Hz systems with a rated working voltage of AC 660V and below.
Is this equipment suitable for outdoor installation?
No, this specific series is designed for indoor use. It should be installed in environments without fierce vibration, shock, or corrosive elements.
What international standards does the MNS switchgear comply with?
The device complies with both national standards (GB7251.1, JB/T9961) and international professional standards including IEC439-1 and VDE0660 Part V.
Are there specific altitude limitations for operation?
Yes, the altitude above sea level for the operation site should not exceed 2000 meters.
Can this be used in high-rise buildings?
Yes, the MNS series is widely used in residential areas, high-rise buildings, power plants, and industrial enterprises for power distribution and control.
What is the protection level of the equipment?
The equipment features a protection level of IP40 or IP30, depending on the specific configuration and environmental requirements.

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