MOLDED CASE CIRCUIT BREAKER (MTNSX)
100, 160, 250, 400, 630, 800, 1000, 1250, 1600
The MTNSX series molded case circuit breaker (MCCB) represents a pinnacle of electrical protection technology, celebrated for its exceptional performance across industrial, commercial, and infrastructural landscapes. This state-of-the-art solution is distinguished by the following remarkable features:
1. High segmentation capability: Offering unparalleled breaking capacity, it ensures steadfast protection against short circuits and overloads, thus guaranteeing the safe and reliable operation of your electrical systems.
2. Modular design: It accommodates a vast selection of functional modules (such as leakage protection, communication modules, etc.), catering to diverse needs and enhancing adaptability.
3. Precise protection: Equipped with either thermal magnetic release or electronic release, this device delivers exact and reliable protection against overloads, short circuits, and ground faults.
4. Compact structure: Its space-efficient, compact design makes it the perfect fit for densely loaded distribution cabinets, optimizing installation efficiency.
5. Intelligent function: Featuring communication interfaces (such as Micrologic) that enable seamless remote monitoring and sophisticated energy management.
6. High durability: Constructed from top-tier materials and utilizing advanced technology, it promises unmatched durability and consistently high performance.

-RATED CURRENT: Spanning an extensive range from 10A to 100A, this versatile component is engineered for a multitude of applications, effortlessly adapting to your unique electrical requirements while providing seamless performance.
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: With a focus on unmatched safety and excellence, this feature is meticulously crafted to guarantee that your circuit breaker acts swiftly and with precision during overcurrent situations, ensuring consistent protection and reliability.
T: This parameter offers seamless adjustability, enabling precise control within a range of (0.8~1ln). It empowers you to fine-tune your circuit breaker to meet the precise demands of your electrical infrastructure, ensuring optimal functionality.adjustable (0.8~1ln): Tailor your circuit breaker's performance with this adjustable feature, providing the flexibility necessary to accommodate your specific requirements and ensure your electrical system operates at maximum efficiency.
M: Featuring a robust adjustable range for enhanced utility between (5~10ln), this component offers superior adaptability, allowing for proficient control within dynamic environments. adjustable (5~10ln): Crafted for peak efficiency and unwavering reliability, this adjustable feature is designed to meet the distinct needs of your application, significantly enhancing the performance and dependability of your electrical system.
Installation Instructions
- For unmatched performance, ensure a rock-solid installation within the panel to guarantee optimal functionality and security.
Installation method:
Fixed installation
Distribution box: Gently secure within the distribution box to ensure maximum stability and extended lifecycle.
Vertical installation
Direction: Typically mounted in an upright position with the operating handle oriented upwards, ensuring easy accessibility and flawless operation.
Avoid: Refrain from inverted installation unless specifically permitted by the product guidelines to maintain functionality.
Connection
Power cord:Securely attach the power cord to the circuit breaker's input terminal, marked 'L1', 'L2', 'L3', ensuring steady and dependable power transmission.
Load line: Connect the load line to the output terminals, marked 'T1', 'T2', 'T3', for seamless and balanced load management.
Grounding wire:If equipped, ensure the grounding terminal is firmly connected for unparalleled safety.
Distance requirements
Spacing: Maintain generous space around other devices to enhance superior heat dissipation and ease of maintenance.
Reference: For detailed spacing instructions, kindly refer to the product manual.
Safety precautions
Power off operation: Ensure the power is securely switched off during installation to prevent any risk of electric shock.
Protective equipment:Employ insulated gloves and goggles to maintain personal safety throughout the process.
Standard compliance:Adherence to electrical installation standards is crucial for safe and compliant operations.
-Meticulous Factory Testing Protocols
Comprehensive Mechanical Operation Evaluation
Content: Conduct a series of precise operations on the circuit breaker to ensure smooth and efficient opening and secure, seamless closing with unparalleled flexibility and utmost reliability, ensuring the highest standards.
Insulation Resistance Evaluation
Content: Utilize an advanced and sophisticated insulation resistance tester to meticulously and precisely measure the insulation resistance between each pole of the circuit breaker as well as between the pole and its protective casing, ensuring optimal safety and performance.
Voltage Withstand Evaluation
Content: Administer a substantial high voltage (customarily twice the rated voltage plus an additional 1000V) for a duration of 1 minute, observing vigilantly for any signs of breakdown phenomena, ensuring impeccable resilience.
Temperature Rise Evaluation
Content: Operate at the specified designated rated current, making precise and accurate measurements of the temperature increase, at the terminal and contact points of the wiring, ensuring optimal thermal management.
-Practical On-Site Testing Excellence
Power-On Evaluation
Content: Validate that the circuit breaker can reliably and consistently open and close without any issues once powered on, maintaining impeccable performance.
Protection Function Test Suite Mastery
Overload Protection Assessment: Engage in a simulated overload scenario, to confirm the circuit breaker triggers a precise and timely trip within the specified timeframe, ensuring dependable protection.
Short Circuit Protection Evaluation: Execute a simulated short circuit event, to ensure the circuit breaker responds with immediate and decisive tripping action, guaranteeing safety and reliability.
-Inner Packaging
Our inner packaging boasts luxurious, top-tier shockproof materials that cradle your Versatile Circuit Breaker 160n Model with elegance and care, ensuring unparalleled protection and your complete peace of mind.
Material: We ingeniously incorporate cutting-edge foam and protective bubble film, along with a selection of premium materials, to guarantee all-encompassing protection.
Placement: Our expert placement strategy meticulously cocoons the circuit breaker, offering comprehensive top-to-bottom security.
-External Packaging
Our external packaging is crafted from a robust, unwavering carton
Material: Expertly crafted from superior high-strength corrugated cardboard boxes, delivering formidable resilience and enduring protection.
Carton Sealing
Method: We implement a high-caliber sealing method, utilizing extra-durable, top-quality tape or secure strapping techniques to ensure stability.
Requirement: Our mission is to achieve a fortified, impenetrable seal, meticulously preventing any potential damage to the carton throughout transportation.
Identification and Labeling
Content:Our labels are meticulously comprehensive, detailing product model, precise quantity, weight, and manufacturer details, alongside strategic transportation labels (such as fragile, upward, moisture-proof, etc.) to guarantee optimal handling and care.
Location: These labels are prominently displayed on the exterior of the carton for swift and effortless identification by handlers.
Our Production Line: Seamlessly crafted, our production line is a masterpiece of engineering, designed for peak efficiency and productivity to meet your precise demands.
Transport
Domestic Transportation
We expertly engage your chosen freight forwarder in China, ensuring seamless delivery to your designated location via reliable road transportation or swift domestic express delivery, ensuring timely completion post-production.
International Transport
For expedited delivery of smaller consignments to any specific international destination, we partner with elite international express services such as
DHL, FEDEX, and UPS
Sea Freight/Air Freight
Opt for sea freight for your larger shipments when time allows, collaborating with a renowned freight companyto manage truck pickups and transportation to the designated port for secure and efficient warehousing.Your goods will then navigate the seas to your designated port, ready for prompt pickup, complete with a bill of lading, ensuring a seamless and efficient logistics process.
Mingtuo Electric Mingtuo Electric stands as a beacon of excellence, having not only gained a prestigious foothold in the domestic market but also ambitiously extending its influence across the global stage. Our pioneering products are extensively deployed in critical sectors such as construction, industry, and energy, earning the unwavering trust and admiration of numerous esteemed engineering projects worldwide.
The company adheres to the esteemed principle ofprioritizing customers, ensuring unparalleled quality, offering unmatched service, and upholding a sterling reputation in all our endeavors.and consistently embraces the philosophy of dynamic innovation and progressive growth. Our company takes pride in our robust technical capabilities, state-of-the-art production technology, and extensive industry experience. in pioneering research and development, renowned for our cutting-edge expertise and technological innovation. We are equipped with an impressive array of the most advanced production, testing, and inspection equipment available in China.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For comprehensive specifications tailored to your needs, please connect with our dedicated customer service team, who are always poised to assist and provide insightful guidance.
Q: What is the MOQ? Do you support sample ordering?
A: Our minimum order quantity is generously set at just 1 set, and we wholeheartedly support sample orders to cater to your diverse needs, showcasing our commitment to your satisfaction.
Q: How long is the warranty period? How to apply for warranty?
A: The product is backed by a robust warranty period ranging from one to two years. Application for warranty is seamless through our efficient customer service process, ensuring peace of mind with every purchase.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?
A: We proudly hold prestigious CE and RoHS certifications and can readily provide these certificates to affirm our unwavering commitment to quality and excellence.
Q: Does the price include tax/shipping?
A: Please be advised that our listed prices are exclusive of shipping and tax, offering transparency and clarity in all transactions to ensure the best experience.
Q: What famous clients or project cases have you worked with?
A: We have had the distinct privilege of collaborating with world-renowned clients including the State Grid of China, Chint Group, and Xiaomi Group, solidifying our reputation as a trusted partner and industry leader.