MOLDED CASE CIRCUIT BREAKER (MTNSX)
100, 160, 250, 400, 630, 800, 1000, 1250, 1600
The MTNSX series molded case circuit breaker (MCCB) is a state-of-the-art electrical protection marvel, lauded for its superior performance across diverse industrial, commercial, and infrastructural landscapes. Its exceptional core features are:
1. High segmentation capability: With an unparalleled breaking capacity, this MCCB ensures steadfast protection against short circuits and overloads, thus guaranteeing the supreme safety and reliability of your electrical systems.
2. Modular design: It harmoniously integrates a diverse range of functional modules (such as leakage protection, communication modules, etc.), adeptly addressing a wide spectrum of requirements while significantly enhancing flexibility.
3. Precise protection: The device is endowed with options for either thermal magnetic release or electronic release, providing precise and unfailing protection against overloads, short circuits, and ground faults.
4. Compact structure: Its innovative, space-conserving design makes it perfect for use in densely packed distribution cabinets, thus maximizing installation efficiency.
5. Intelligent function: Incorporating advanced communication interfaces (like Micrologic), it facilitates effortless remote monitoring and all-encompassing energy management.
6. High durability: Crafted with superior quality materials and the latest technology, it guarantees exceptional longevity and consistent performance over time.

-RATED CURRENT: Experience an extraordinary range that offers unparalleled adaptability, precisely meeting your diverse requirements with remarkable 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: Engineered meticulously for superior performance, this essential feature promises unmatched safety and peace of mind, making it indispensable for all your electrical needs.
T: Experience the ultimate luxury of seamless adjustability with pinpoint control ranging from 0.8 to 1ln. This ensures every application is finely tuned to perfection, catering to your specific needs with remarkable precision.adjustable (0.8~1ln): Experience unparalleled flexibility to fine-tune performance according to your unique specifications, delivering tailor-made solutions with utmost ease.
M: Discover an impressive dynamic adjustable range from 5 to 10ln, elevating functionality to new heights. This feature provides heightened efficiency and adaptability, ensuring your systems operate smoothly and effectively. adjustable (5~10ln): Achieve peak performance with this adjustable feature, ensuring maximum efficiency and reliability. It is custom-fitted to fulfill your distinct needs seamlessly, guaranteeing smooth operation with every use.
Installation Instructions
- Ensure a robust and secure installation within the panel to guarantee not just optimal performance but also extend the longevity of the 160n Shell Model.
Installation method:
Fixed installation
Distribution box: Install with precision and care within the distribution box to secure maximum stability and significantly enhance the durability.
Vertical installation
Direction: Typically mounted in a vertical position, ensure the operating handle faces upwards, providing effortless access and ensuring seamless operation.
Avoid: Avoid inverted installations unless the product guidelines expressly permit, to maintain top-notch safety and performance.
Connection
Power cord:Securely connect to the input terminal of the circuit breaker (designated 'L1', 'L2', 'L3') to ensure a consistent and reliable power flow.
Load line: Connect to the output terminal (labeled 'T1', 'T2', 'T3') to facilitate smooth and efficient load distribution.
Grounding wire:Firmly connect the grounding terminal when available, ensuring safety and regulatory compliance.
Distance requirements
Spacing: Maintain ample distance from other devices to enable effective heat dissipation and facilitate easier maintenance.
Reference: Refer to the comprehensive product manual for precise spacing guidelines and best installation practices.
Safety precautions
Power off operation: Ensure power is securely turned off during installation to effectively mitigate the risk of electric shock.
Protective equipment:Utilize high-quality insulated gloves and goggles to ensure maximum personal safety during installation.
Standard compliance:Strict adherence to electrical installation specifications is paramount to ensure both safe and compliant operations.
-Meticulous Factory Testing
Comprehensive Mechanical Operation Testing
Content: Execute multiple operations on the circuit breaker to ensure smooth opening and secure closing with utmost flexibility and reliability.
Insulation Resistance Test
Content. Employ an advanced insulation resistance tester to meticulously evaluate the insulation resistance between each pole of the circuit breaker as well as between the pole and its protective casing.
Voltage Withstand Test
Content: Administer a high voltage (typically twice the rated voltage plus an additional 1000V) for a duration of 1 minute and vigilantly observe for any breakdown phenomena.
Temperature Rise Test
Content. Operate at the designated rated current and accurately measure the temperature increase at the terminal and contact points of the wiring.
-Practical On-Site Testing
Power-On Test
Content: Verify that the circuit breaker can reliably open and close without issues once powered on.
Protection Function Test Suite
Overload Protection Assessment: Conduct a simulated overload scenario to confirm the circuit breaker triggers a trip within the specified timeframe.
Short Circuit Protection Evaluation: Engage in a simulated short circuit event to ensure the circuit breaker responds with immediate tripping action.
-Inner Packaging
Premium shockproof materials envelop your product, ensuring remarkable protection.
Material: Our packaging boasts innovative foam and bubble film, among other cutting-edge protective solutions.
Placement: Strategically placed to envelop the circuit breaker, offering top-to-bottom security.
-External Packaging
Sturdy carton
Material: Crafted from superior high-strength corrugated cardboard box for unparalleled durability.
Carton Sealing
Method: Employ robust sealing with durable tape or secure strapping.
Requirement: Achieve an ironclad seal to thwart any potential box damage.
Identification and Labeling
Content:Detailed product model, precise quantity, weight, manufacturer details, and strategic transportation labels (such as fragile, upward, moisture-proof, etc.)
Location: Prominently displayed on the exterior of the cardboard box for effortless identification.
Our Production Line: Efficiently designed for seamless operations and peak productivity.
Transport
Domestic Transportation
Leverage your chosen freight forwarder in China; we expertly handle delivery to your specified location through road transportation or swift domestic express delivery post-production completion.
International Transport
For smaller consignments requiring expedited delivery to a specific international destination, we partner with premier international express services.
DHL, FEDEX, UPS
Sea Freight/Air Freight
Opt for sea freight for bulk shipments when time flexibility allows. Engage a reputable freight company, coordinating truck pickup and transportation to the designated port for warehousing.Eventually, goods traverse the seas to your nominated port, ready for pickup with a bill of lading.
Mingtuo Electric Mingtuo Electric proudly stands at the forefront of the domestic market, driven by a bold vision to extend its remarkable influence globally. Our offerings span across essential sectors including construction, industry, and energy, where they are embraced for their unparalleled functionality. The hallmark of our success is the superior quality and stellar performance of our products, which have garnered the confidence and admiration of globally acclaimed engineering projects, establishing us as the epitome of excellence.
The company adheres to the esteemed principle ofplacing our valued customers at the heart of everything we do, guaranteeing superior quality, providing unmatched service, and maintaining an exemplary reputation. This steadfast dedication to excellence distinguishes us as industry leaders.and consistently embraces the philosophy of innovation and growth. Our company proudly possesses impressive technical prowess, state-of-the-art production technology, and an extensive wealth of experience, laying a robust groundwork for groundbreaking research and development. Celebrated for our expertise and technological pioneering spirit, we offer a comprehensive range of the most sophisticated production, testing, and inspection equipment available nationwide. This underpins our unwavering commitment to delivering excellence in quality and dependability.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For precise product specifications, please connect with our dedicated customer service team. They are enthusiastic about providing you with all the necessary details you seek.
Q: What is the MOQ? Do you support sample ordering?
A: Our minimum order quantity is a single set. We readily support sample orders, allowing you the flexibility to evaluate our products effortlessly.
Q: How long is the warranty period? How to apply for warranty?
A: Our products come with an extensive warranty period of one to two years. For warranty applications, simply reach out to our customer service for a smooth and efficient process.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?
A: We are proud to hold both CE and RoHS certifications. Certification documents are promptly available upon request, ensuring our compliance and quality assurance to you.
Q: Does the price include tax/shipping?
A: Please be advised that the prices listed do not include shipping or taxes. For a detailed quote that encompasses these factors, feel free to get in touch with us.
Q: What famous clients or project cases have you worked with?
A: We are honored to have collaborated with prestigious clients such as the State Grid of China, Chint Group, and Xiaomi Group, highlighting our capacity and unwavering dedication to quality.