MNS LV withdrawable switchgear (hereinafter referred to as device) is manufactured by standard module and synthetically improved. The device is applicable to the system with AC 50Hz, rated working voltage 660V and below, used as control device for various power generation, transmission, distribution, power transfer and power consumption device.
General
MNS LV withdrawable switchgear is manufactured by standard module and synthetically improved. It is widely used in low voltage distribution system of various mining enterprise, tall building and hotel, municipal construction etc. Besides the general land use, after special disposal, it also can be used for marine petrol drill taken platform and nuclear power station. The device accords with international standard IEC439-1.
Features
Compact design
Contain more function units with less space.
Strong versatility
Flexible assembly. C type bar section of 25mm modulus can meet various structures, protection grades, and environments.
Standard module design
Can be combined into protection, operation, transfer, control, and more. Cabinet structure can be formed with over 200 components.
Fine security
Adopt high strength antiflaming type engineering plastic pack to enhance protective safety performance.
High technical performance
Main parameters reach the advanced level at home.
Service Environment
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Ambient air temperature: -5℃ to +40℃; average temperature should not exceed +35℃ in 24h.
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Air condition: Relative humidity should not exceed 50% at +40℃. Up to 90% at +20℃ is allowed.
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Altitude: Should not exceed 2000M above sea level.
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Storage & Transport: -25℃ to +55℃, reaching +70℃ in short time (within 24h).
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Special Note: Consult manufactory if operating conditions differ. Technical agreements are required for marine or nuclear use.
Structure Characteristics
The basic cabinet is a combined assembly structure. Structural pieces are zinc plated and connected via self-tapping locking screws or 8.8 grade square corner screws. Modulus unit e=25mm is used for interior components and compartment sizing.
Frequently Asked Questions
What is the primary application of the MNS LV switchgear?
It is used as a control device for power generation, transmission, distribution, and power consumption in systems with AC 50Hz and rated voltages up to 660V.
What are the temperature requirements for standard operation?
The ambient air temperature should be between -5℃ and +40℃, with a 24-hour average temperature not exceeding +35℃.
Can this device be used in nuclear power stations or marine platforms?
Yes, after special disposal and signing a technical agreement, it is suitable for marine petrol drill platforms and nuclear power stations.
What international standards does the MNS switchgear comply with?
The device is manufactured in accordance with the international standard IEC439-1.
What is the modularity unit used in the cabinet structure?
The cabinet utilizes a standard modulus unit of e=25mm for interior components and compartment sizing.
What safety features are included in the design?
It adopts high-strength antiflaming engineering plastics and a modular design to effectively enhance protective safety performance.
