MOLDED CASE CIRCUIT BREAKER (MTNSX)
100, 160, 250, 400, 630, 800, 1000, 1250, 1600
The MTNSX series molded case circuit breaker (MCCB) is an elite choice for electrical protection, renowned for its unparalleled performance in a variety of industrial, commercial, and infrastructural settings. Its standout features make it a top-tier solution for safeguarding your electrical systems, offering:
1. High segmentation capability: With an extraordinary breaking capacity, this MCCB ensures steadfast protection from short circuits and overloads, delivering the highest standard of safety and dependability for your electrical infrastructure.
2. Modular design: Seamlessly incorporating a wide range of functional modules, such as leakage protection, communication modules, and more, this design masterfully accommodates diverse needs, greatly enhancing overall versatility.
3. Precise protection: Outfitted with options for thermal magnetic or electronic releases, it provides precise and trustworthy protection against overloads, short circuits, and ground faults, ensuring optimal functionality and safety.
4. Compact structure: Its sleek, space-efficient design makes it perfect for use in compact distribution cabinets, significantly boosting installation efficacy and space utilization.
5. Intelligent function: Equipped with sophisticated communication interfaces like Micrologic, it facilitates seamless remote monitoring and thorough energy management, advancing modern electrical management.
6. High durability: Crafted from top-notch materials alongside state-of-the-art technology, it promises exceptional longevity and dependable performance, assuring enduring protection for your systems.

-RATED CURRENT: Dive into an extraordinary spectrum of possibilities with our range that promises unrivaled adaptability. It seamlessly aligns with your diverse requirements, offering an effortless experience tailored to perfection.
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: Crafted with precision engineering, this feature ensures not only superior performance but also offers an unparalleled safety margin. Rest assured, you'll experience peace of mind knowing your system is safeguarded by excellence.
T: Revel in the luxury of seamless adjustability, allowing pinpoint control within the 0.8 to 1ln range. This ensures each application is meticulously tuned, achieving a harmonious blend of precision and perfection.adjustable (0.8~1ln): Unlock the power of customization with the flexibility to fine-tune performance. This feature provides tailor-made solutions with effortless ease, perfectly aligning with your unique specifications.
M: Embrace the impressive dynamic adjustable range from 5 to 10ln, elevating your system's functionality. This ensures heightened efficiency and adaptability, setting new standards in performance excellence. adjustable (5~10ln): Experience peak performance redefined with maximum efficiency and reliability. It is custom-fitted to your distinct needs, offering a smooth and impeccable operational experience.
Installation Instructions
- To guarantee the pinnacle of performance and extend the life of your equipment, ensure it is securely installed within the panel.
Installation method:
Fixed installation
Distribution box: For enhanced durability and maximum stability, meticulously install within the distribution box.
Vertical installation
Direction: Mount the unit vertically with the operating handle facing upwards for convenient access and effortless operation.
Avoid: Refrain from inverted installations except where specified in the guidelines to preserve safety and performance.
Connection
Power cord:Attach securely to the circuit breaker's input terminal ('L1', 'L2', 'L3') for consistent and dependable power flow.
Load line: Ensure a smooth and efficient load distribution by connecting to the output terminal ('T1', 'T2', 'T3').
Grounding wire:Connect firmly to the grounding terminal when available to ensure safety and compliance.
Distance requirements
Spacing: Maintain adequate distance from other devices to facilitate effective heat dissipation and ease of maintenance.
Reference: Consult the product manual for exact spacing guidelines and optimal practices.
Safety precautions
Power off operation: Mitigate electric shock risks by ensuring power is securely turned off during installation.
Protective equipment:Use insulated gloves and goggles to safeguard personal safety throughout the installation process.
Standard compliance:Adhere strictly to electrical installation specifications to ensure operations are safe and compliant.
-Exhaustive and Precise Factory Testing
Thorough and Comprehensive Mechanical Operation Evaluation
Content: Conduct a multitude of operations on the circuit breaker to ascertain seamless opening and confident closing with exceptional flexibility and unwavering reliability.
Insulation Resistance Evaluation
Content. Utilize an innovative insulation resistance tester to carefully assess the insulation resistance between each pole of the circuit breaker and the pole's protective casing.
Voltage Withstand Evaluation
Content: Apply a high voltage (commonly twice the rated voltage plus 1000V) over a span of 1 minute while meticulously monitoring for any breakdown occurrences.
Temperature Elevation Evaluation
Content. Operate with the specified rated current and precise measurement of the temperature elevation at the terminal and contact points of the wiring is performed.
-Real-World On-Site Testing
Power-On Functionality Test
Content: Ascertain that the circuit breaker can dependably open and close without complications once powered on.
Protection Function Test Series
Overload Protection Examination: Execute a simulated overload condition to verify that the circuit breaker initiates a trip within the defined interval.
Short Circuit Protection Testing: Perform a simulated short circuit condition to confirm the circuit breaker's instantaneous tripping response.
-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 as a vanguard in the domestic arena, bringing its innovative and robust solutions to the global forefront with unmatched enthusiasm. Our superior products integrate seamlessly into critical domains like construction, industry, and energy, consistently delivering exceptional performance. Our unwavering dedication to quality has garnered the trust of elite engineering projects globally, establishing us as the go-to choice for unparalleled excellence in the field.
The company adheres to the esteemed principle ofplacing customers at the heart of our operations, crafting unparalleled quality, offering unmatched service, and maintaining an impeccable reputation. This steadfast commitment to excellence distinguishes us remarkably in the industry.and consistently embraces the philosophy of innovation and growth. Our company proudly possesses robust technical capabilities, cutting-edge production technology, and extensive experience, forming a solid foundation for groundbreaking research and development. Celebrated for our technical mastery and pioneering innovation, we offer a comprehensive suite of China's most advanced production, testing, and inspection facilities. This ensures we consistently fulfill our promise of excellence and reliability.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For detailed specifications, our dedicated customer service team stands ready to provide you with all the essential information you seek, ensuring a seamless experience.
Q: What is the MOQ? Do you support sample ordering?
A: Our minimum order quantity is a mere 1 set, and we support sample orders, offering you the flexibility to evaluate our products effortlessly.
Q: How long is the warranty period? How to apply for warranty?
A: Our products are backed by a comprehensive warranty lasting from one to two years. To apply for warranty service, simply reach out to our customer service, who will guide you through the process with ease.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?
A: We are proud to hold CE and RoHS certifications. Certificates are promptly available upon request, offering you assurance of our compliance with the highest quality standards.
Q: Does the price include tax/shipping?
A: Please be informed that our listed prices do not include shipping and tax. For a detailed quote considering these elements, our team is at your service.
Q: What famous clients or project cases have you worked with?
A: We are honored to have collaborated with distinguished clients such as the State Grid of China, Chint Group, and Xiaomi Group, reflecting our dedication to quality and our esteemed reputation in the industry.