MOLDED CASE CIRCUIT BREAKER (MTNSX)
100,160,250,400,630,800,1000,1250,1600
The MTNSX series The MTNSX series of molded case circuit breakers (MCCB) stands as a cutting-edge electrical protection solution, lauded for its outstanding performance across a spectrum of industrial, commercial, and infrastructural scenarios. Key virtues of this series include:
1. High segmentation capability: Distinguished by its remarkable breaking capacity, this MCCB delivers steadfast protection against short circuits and overloads, ensuring superior safety and reliability for your electrical infrastructure.
2. Modular design: Effortlessly integrating an extensive range of functional modules like leakage protection, communication modules, etc., it adeptly accommodates diverse requirements, greatly enhancing its versatility and adaptability.
3. Precise protection: Armed with options for thermal magnetic or electronic releases, it assures exact and dependable protection against overloads, short circuits, and ground faults.
4. Compact structure: The ingenious space-efficient design makes it ideal for densely populated distribution cabinets, thus streamlining installation processes and improving efficiency.
5. Intelligent function: With sophisticated communication interfaces such as Micrologic, it facilitates effortless remote monitoring and comprehensive energy management strategies.
6. High durability: Crafted from top-tier materials and leveraging state-of-the-art technology, it guarantees exceptional longevity and robust performance through the years.

-RATED CURRENT: Discover an extraordinary spectrum of possibilities, offering unrivaled adaptability that perfectly aligns with your varied needs, ensuring satisfaction with exceptional ease.
MTNSX-100 |
In(A) |
12.5,16,20,25,32.40.50.63.80,100 |
MTNS-800 |
In(A) |
800 |
MTNSX-160 |
In(A) |
16.20.25.32.40.50.63.80.100.125.160 |
MTNS-1000 |
In(A) |
1000 |
MTNSX-250 |
In(A) |
160,180,200,225,250 |
MTNS-1250 |
In(A) |
1250 |
MTNSX-400 |
In(A) |
315, 350, 400 |
MTNS-1600 |
In(A) |
1600 |
MTNSX-630
|
In(A) |
400,500,630 |
|
|
|
-THERMAL MAGNETIC RELEASE: Carefully crafted to deliver superior functionality and unmatched safety, this essential feature offers invaluable peace of mind, elevating your experience to new heights.
T: Indulge in the luxury of flawless adjustability, providing pinpoint control within the 0.8 to 1ln range. This ensures that every application is precisely calibrated for optimal performance.adjustable (0.8~1ln): Enjoy the flexibility to fine-tune performance to your unique specifications, ensuring tailor-made solutions are delivered effortlessly and effectively.
M: With an impressive dynamic range adjustable from 5 to 10ln, this feature enhances functionality by providing heightened efficiency and adaptability to cater to your every need. adjustable (5~10ln): Ensure peak performance with maximum efficiency and reliability, seamlessly custom-fitted to meet your distinct needs with unparalleled smoothness and precision.
Installation Instructions
- Ensure a secure and robust installation within the panel to guarantee not only optimal performance but also extended longevity.
Installation method:
Fixed installation
Distribution box: Install meticulously within the distribution box to assure unparalleled stability and significantly enhance durability.
Vertical installation
Direction: Typically mounted vertically, the operating handle should be positioned upwards, providing effortless access and seamless operation.
Avoid: Avoid inverted installations unless explicitly stated in the product guidelines to ensure maximum safety and optimal performance.
Connection
Power cord:Securely attach to the circuit breaker's input terminal (marked 'L1', 'L2', 'L3') to ensure consistent, reliable, and uninterrupted power flow.
Load line: Connect to the output terminal (marked 'T1', 'T2', 'T3') to ensure smooth and efficient load distribution.
Grounding wire:Firmly connect the grounding terminal when available to guarantee safety, regulatory compliance, and peace of mind.
Distance requirements
Spacing: Maintain ample distance from other devices to enable effective heat dissipation and facilitate easier, more convenient maintenance.
Reference: Refer to the product manual for precise spacing guidelines and industry best practices.
Safety precautions
Power off operation: Ensure power is securely turned off during installation to effectively eliminate the risk of electric shock.
Protective equipment:Utilize high-quality insulated gloves and protective goggles to ensure maximum personal safety during installation.
Standard compliance:Strict adherence to electrical installation specifications is essential to guarantee safe, compliant, and reliable operations.
- Meticulous Factory Testing
Comprehensive Mechanical Operation Testing
Content: Perform a series of thorough operations on the circuit breaker to guarantee smooth and seamless opening, and secure and dependable closing with the highest level of flexibility and reliability available.
Insulation Resistance Test
Content: Utilize an advanced insulation resistance tester to carefully examine the insulation resistance between each pole of the circuit breaker and between the pole and its protective casing, ensuring peak safety and performance.
Voltage Withstand Test
Content: Apply a high voltage (customarily twice the rated voltage plus an additional 1000V) for a full minute while closely monitoring for any signs of breakdown, preserving system integrity.
Temperature Rise Test
Content: Operate under the specified rated current and precisely record the temperature elevation at the terminal and contact points of the wiring, ensuring optimal temperature regulation.
- Practical On-Site Testing
Power-On Test
Content: Confirm that the circuit breaker can dependably open and close without any complications once powered on, ensuring immediate usability.
Protection Function Test Suite
Overload Protection Assessment: Conduct a controlled overload simulation to validate that the circuit breaker prompts a trip within the designated timeframe, ensuring robust safety measures.
Short Circuit Protection Evaluation: Engage in a controlled short circuit simulation to ensure that the circuit breaker executes an immediate tripping action, safeguarding the system promptly.
- Inner Packaging Refinement
Our premium shockproof materials envelop your product, offering remarkable protection through innovative design.
Material Highlight: Experience the innovative strength of our packaging, featuring cutting-edge foam and bubble film, along with other state-of-the-art protective solutions.
Placement Precision: Strategically placed to completely envelop the circuit breaker, delivering comprehensive top-to-bottom security.
- External Packaging Strength
Robust Carton Construction
Material Excellence: Crafted from superior high-strength corrugated cardboard, our boxes promise unparalleled durability and endurance.
Carton Sealing Assurance
Methodology: Employ an exceptionally robust sealing technique with durable tape or secure strapping, ensuring steadfast security.
Imperative Requirement: Establish an ironclad seal to effectively thwart any potential damage to the box.
Identification and Labeling Clarity
Content Details:Includes detailed product model, precise quantity, weight, manufacturer insights, and strategically placed transportation labels (inclusive of fragile, upward, moisture-proof instructions, etc.)
Location Strategy: Prominently displayed on the cardboard box exterior for effortless identification and handling.
Our Production Line: Expertly designed for seamless operations, ensuring peak productivity within our processes.
Transport Solutions
Domestic Transportation Expertise
Maximize the efficiency of your chosen freight forwarder in China; we expertly manage delivery to your specified location through reliable road transportation or swift domestic express delivery following production completion.
Global Transportation
For smaller consignments requiring expedited delivery to a specific international destination,our partnerships with premier international express services ensure your timeliness.
Partners such as DHL, FEDEX, UPS.
Sea Freight/Air Freight Options
Opt for sea freight for bulk shipments when time flexibility is feasible. Engage with a reputable freight company, expertly coordinating truck pickup and transportation to your designated port for efficient warehousing solutions.Ultimately, your goods traverse the seas to your nominated port, ready for pickup with a comprehensive bill of lading.
Zhejiang Mingtuo Electric Technology Co., Ltd. Mingtuo Electric stands as a beacon of leadership in the domestic arena and is vigorously charting its course on the global stage with remarkable fervor. Our products seamlessly integrate into crucial sectors such as construction, industry, and energy, proving their indispensable value. Our superior quality and unmatched performance have garnered the loyalty and admiration of prestigious engineering projects worldwide, establishing us as the go-to choice for those seeking unparalleled excellence.
The company is steadfast in adhering to the esteemed principle ofplacing our customers at the forefront, ensuring that exceptional quality is delivered, offering unparalleled service, and maintaining an impeccable reputation. This unwavering dedication to excellence distinctly positions us as leaders in the industry.and constantly embraces a philosophy that champions innovation and growth. Our company takes pride in possessing formidable technical capabilities, state-of-the-art production technology, and a wealth of experience, forming a robust foundation for pioneering research and development endeavors. Celebrated for our expertise and technological innovation, we boast a complete suite of the most advanced production, testing, and inspection equipment available in China, ensuring that we consistently fulfill our promise of quality and reliability.
FAQ - Addressing Your Queries
Q: What is the product voltage/current range? What's the breaking ability?
A: For detailed specifications, please connect with our dedicated customer service team. They are enthusiastic and ready to provide you with all the information you require.
Q: What is the MOQ? Do you support sample ordering?
A: Our minimum order quantity is merely 1 set, and we facilitate sample orders, allowing you to effortlessly evaluate our products with ease and convenience.
Q: How long is the warranty period? How to apply for warranty?
A: Our product comes with a comprehensive warranty period extending from one to two years. To apply for warranty, simply reach out to our customer service for smooth and efficient assistance.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?
A: We proudly hold CE and RoHS certifications. Certificates are readily available upon request, assuring you of our adherence to compliance and quality standards.
Q: Does the price include tax/shipping?
A: Please be aware that our listed prices do not include shipping and tax. For a detailed quote that encompasses these elements, feel free to contact us.
Q: What famous clients or project cases have you worked with?
A: We have had the honor of partnering with renowned clients such as the State Grid of China, Chint Group, and Xiaomi Group, demonstrating our capabilities and unwavering commitment to quality.