MOLDED CASE CIRCUIT BREAKER (MTNSX)
100,160,250,400,630,800,1000,1250,1600
The MTNSX series Molded Case Circuit Breaker (MCCB) stands out as a cutting-edge electrical protection masterpiece, revered for its outstanding performance across industrial, commercial, and infrastructural domains. This remarkable solution is defined by its core features, including:
1. High Segmentation Capability: With an extraordinary breaking capacity, this MCCB provides steadfast protection against short circuits and overload scenarios, ensuring the pinnacle of safety and reliability for your electrical frameworks.
2. Modular Design: It flawlessly incorporates a variety of functional modules (such as leakage protection, communication modules, etc.), masterfully addressing a vast spectrum of needs while greatly enhancing adaptability.
3. Precise Protection: This device offers a choice between thermal magnetic release or electronic release, delivering precise and dependable protection against overloads, short circuits, and ground faults.
4. Compact Structure: Its innovative and space-efficient design makes it perfect for densely packed distribution cabinets, optimizing installation effectiveness.
5. Intelligent Function: Equipped with sophisticated communication interfaces (such as Micrologic), it enables effortless remote monitoring and comprehensive energy management, enhancing operational convenience.
6. High Durability: Crafted with top-tier materials and state-of-the-art technology, it promises exceptional longevity and consistent performance over the years.

-RATED CURRENT: Experience an extraordinary range that offers unparalleled adaptability, precisely meeting your diverse requirements with remarkable ease. Embrace the reliability and diversity that our product offers in any application.
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 to guarantee superior performance and unmatched safety, this feature is essential for peace of mind. Trust in its design to deliver consistent, superior protection that you can rely on.
T: Enjoy the luxury of seamless adjustability for pinpoint control between 0.8 to 1ln, ensuring every application is finely tuned to perfection. Harness the power of precision for optimal performance in every scenario.adjustable (0.8~1ln): Offers the flexibility to fine-tune performance for your unique specifications, delivering tailor-made solutions effortlessly. This adaptability ensures that every demand is met with custom precision.
M: With an impressive dynamic adjustable range from 5 to 10ln, this feature elevates functionality, providing you with heightened efficiency and adaptability. Experience a new level of control and operational excellence. adjustable (5~10ln): This ensures peak performance with maximum efficiency and reliability, custom-fitted to fulfill your distinct needs smoothly. Enjoy refined performance and enhanced operational success.
Installation Instructions
- For unparalleled performance and extended product lifespan, ensure a secure and precise installation within the panel.
Installation method:
Fixed installation
Distribution box: Install with utmost precision within the distribution box to guarantee maximum stability and enhance the product's durability.
Vertical installation
Direction: Typically mounted vertically, ensure the operating handle is facing upwards for effortless access and smooth operation.
Avoid: Refrain from inverted installations unless specified by product guidelines to maintain safety and optimal performance.
Connection
Power cord:Securely attach the power cord to the circuit breaker's input terminal (marked 'L1', 'L2', 'L3') for consistent and reliable power flow.
Load line: Connect to the output terminal (marked 'T1', 'T2', 'T3') to facilitate a smooth and efficient load distribution.
Grounding wire:Ensure the grounding wire is firmly connected to the terminal to guarantee safety and compliance with regulations.
Distance requirements
Spacing: Maintain adequate spacing from adjacent devices to enable effective heat dissipation and simplify maintenance tasks.
Reference: Refer to the product manual for detailed spacing guidelines and adherence to best practices.
Safety precautions
Power off operation: Ensure the power is completely turned off during installation to significantly reduce the risk of electric shock.
Protective equipment:Don insulated gloves and goggles to ensure utmost personal safety during the installation process.
Standard compliance:Adhering to strict electrical installation specifications is essential for 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: Utilize an advanced insulation resistance tester to meticulously evaluate the insulation resistance between each pole of the circuit breaker and 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, ensuring robust performance.
Temperature Rise Test
Content: Operate at the designated rated current and precisely measure the temperature increase at both terminal and contact points of the wiring, ensuring safety and efficiency.
- Practical On-Site Testing
Power-On Test
Content: Verify that the circuit breaker can reliably open and close without any issues once powered on, confirming dependable functionality.
Protection Function Test Suite
Overload Protection Assessment: Conduct a simulated overload scenario to confirm the circuit breaker triggers a trip within the specified timeframe, offering superior protection.
Short Circuit Protection Evaluation: Engage in a simulated short circuit event to ensure the circuit breaker responds with immediate tripping action, safeguarding electrical systems.
-Inner Packaging
Our product is nestled within premium shockproof materials, offering unparalleled protection and peace of mind during transit.
Material: We utilize cutting-edge protective solutions, including innovative foam and bubble film., ensuring every part of the product is safeguarded.
Placement: These materials are strategically positioned around the circuit breaker for comprehensive top-to-bottom protection.
-External Packaging
Impeccably crafted sturdy carton
Material: Constructed from premium high-strength corrugated cardboard, this box is designed for exceptional durability and robustness.
Carton Sealing
Method: We ensure robust sealing through the use of industrial-grade durable tape or resilient secure strapping techniques.
Requirement: Achieve an impenetrable seal to prevent any possible damage during transportation.
Identification and Labeling
Content:We provide detailed product models, precise quantities, weights, manufacturer details, and essential transportation labels (such as fragile, upward, moisture-proof)
Location: These are prominently displayed on the exterior of the cardboard box, ensuring easy and quick identification.
Our Production Line: Expertly designed to ensure seamless operations and maximize productivity.
Transport
Domestic Transportation
Utilizing your chosen freight forwarder in China, we ensure expert handling for delivery to your location via efficient road transportation or swift domestic express delivery once production is complete.
International Transport
For smaller consignments with expedited delivery requirements to a specific international destination, we collaborate with leading international express services.
DHL, FEDEX, UPS for unmatched reliability and speed.
Sea Freight/Air Freight
For bulk shipments, sea freight is the cost-effective choice when time is flexible. We partner with a trusted freight company, managing truck pickups and transportation to the port, ensuring secure warehousing.The goods are then shipped overseas to your selected port, ready for pickup with an official bill of lading.
Mingtuo Electric Mingtuo Electric is a trailblazer in the domestic market, and with relentless vigor, we are ambitiously expanding our global reach. Our top-tier products are indispensable in critical sectors like construction, industry, and energy, where they are extensively utilized. Our unparalleled quality and performance have garnered trust and admiration from prestigious engineering projects worldwide, solidifying our status as the preferred choice for excellence.
The company passionately adheres to the esteemed principle ofprioritizing customers, ensuring exceptional quality, offering unmatched service, and maintaining a sterling reputation. This unwavering dedication to excellence distinguishes us within the industry.and consistently champions the philosophy of continuous innovation and growth. Our company proudly boasts robust technical capabilities, cutting-edge production technology, and extensive expertise, forming a solid foundation for pioneering research and development. Renowned for our technological prowess and innovative spirit, we present a comprehensive range of the most advanced production, testing, and inspection equipment available in China. This ensures our unwavering commitment to delivering quality and reliability.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For detailed specifications, please contact our responsive customer service team, who are ready to provide you with all necessary information.
Q: What is the MOQ? Do you support sample ordering?
A: Our minimum order quantity is an accessible 1 set. We fully support sample orders, allowing you to conveniently evaluate our products without hassle.
Q: How long is the warranty period? How to apply for warranty?
A: Our product offers a comprehensive warranty ranging from one to two years. To apply for warranty, simply reach out to our customer service for seamless 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 high standards.
Q: Does the price include tax/shipping?
A: Please note that our listed prices exclude shipping and tax. For a comprehensive quote that includes these factors, feel free to contact us.
Q: What famous clients or project cases have you worked with?
A: We have partnered with prestigious clients such as the State Grid of China, Chint Group, and Xiaomi Group, highlighting our capability and dedication to quality.