MNS Series LV AC Withdrawable Switchgear - Reliable China Suppliers and Factory Solutions for 400V Power Systems
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 widely used in low voltage distribution systems of various mining enterprises, tall buildings and hotels, municipal construction, etc. Besides general land use, after special disposal, it can also be used for marine petrol drill platforms and nuclear power stations. The device accords with international standard IEC439-1.
Features
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Compact Design: Contain more function units with less space.
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Strong Versatility: Flexible assembly with C type bar section of 25mm modulus to meet various structures and environments.
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Standard Module Design: Can be combined into protection, operation, transfer, control, and measurement units with over 200 components.
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Fine Security: High strength anti-flaming engineering plastics effectively enhance protective safety performance.
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High Technical Performance: Main parameters reach advanced levels for reliable distribution.
Service Environment & Conditions:
• Temperature: -5℃ to +40℃ (24h average ≤ +35℃).
• Humidity: ≤ 50% at +40℃; up to 90% at +20℃.
• Altitude: Should not exceed 2000M.
• Storage: -25℃ to +55℃ (short term up to +70℃).
*Special technical agreements required for marine or nuclear power station applications.
Structure Characteristics
The basic cabinet is a combined assembly structure. Pieces are zinc-plated and connected via self-tapping locking screws or 8.8 grade square corner screws. The design utilizes a modulus unit (e=25mm) for interior components and compartment sizing, allowing for flexible additions of gates, boards, and bus bar components.
Frequently Asked Questions
Q1: What is the primary application of MNS LV withdrawable switchgear?
A: It is used as a control device for power generation, transmission, distribution, and power consumption in systems like mining enterprises, tall buildings, and municipal construction.
Q2: What are the rated electrical specifications?
A: The device operates on AC 50Hz with a rated working voltage of 660V and below.
Q3: Does this switchgear comply with international standards?
A: Yes, the device complies with the international standard IEC439-1.
Q4: Can the MNS switchgear be used in marine or nuclear environments?
A: Yes, after special disposal and signing additional technical agreements, it can be used for marine petrol drill platforms and nuclear power stations.
Q5: What is the benefit of the modular design?
A: The standard module design (e=25mm) allows for a compact structure, flexible assembly of over 200 components, and easy customization for protection, control, and measurement needs.
Q6: What are the installation altitude requirements?
A: The altitude above sea level for standard operation should not exceed 2000 meters.