Revolutionary AIR CIRCUIT BREAKER
MTW1 Series: MTW1-2000, MTW1-3200, MTW1-4000, MTW1-6300, MTW1-7500
The state-of-the-art MTW1 series intelligent breaker is meticulously crafted for the AC 50Hz distribution network, offering a rated voltage of 400V and 690V, with a generously spanned rated current range from 400Ato an impressive7500A. This sophisticated solution deftly manages the distribution of electric energy while delivering stalwart protection for circuits and power equipment against potential perils of overload, under-voltage, short circuit and single-phase earth faults. Featuring an advanced intelligent protection mechanism and precise selective protection, it remarkably boosts power supply reliability and forestalls
unnecessary power outages.The circuit breaker is endowed with an extraordinary impulse withstand voltage of8000V at an altitude of 2000 meters (adaptations available for different altitudes, with a paramount not exceeding 12000V).
This outstanding product is fully compliant with the stringent standards of GB14048.2 pertaining to low-voltage switchgear and control equipment, pinpointing low-voltage circuit breakers and aligns with IEC60947-2 for low-voltage switchgear and control equipment, part two: low-voltage circuit breaker.
-Style: Sleek Drawer style
-Style: Robust Fixed style
-Model Significance
Pole configuration (4P represents 4 Pole, 3P signifies 3 Pole)
Rated Current Specification
Design Code Identification
Air Circuit Breaker Specification
Enterprise Code
-Control Part: Discover the pinnacle of precision and performance with our advanced control component, meticulously engineered to meet all your power management needs. This state-of-the-art control system is designed to ensure flawless operation and optimal efficiency, catering to every possible requirement of modern power management with unparalleled reliability.
Shunt
release |
Ue(v) |
AC 220,380/DC110,220 |
Energy-releasing (ON) electromagnet |
Us(v) |
AC 220,380/DC110,220 |
Under-voltage
release |
Ue(v) |
AC 220,380 |
Intelligent type electronic release |
Us(v) |
AC 220,380/DC110,220 |
Motorized operating
mechanism |
Us(v) |
AC 220,380/DC110,220 |
|
|
|
COPPER BAR: A Masterpiece of Conductivity - Experience the pinnacle of electrical efficiency with our expertly crafted copper bars.
Pristine Red Copper: Crafted for excellence, showcasing the purest form of conductivity.Exquisite Silver Finish: Each piece is adorned with a meticulously applied silver coating for enhanced performance. Plated with Precision: Every detail is covered, ensuring durability and superior electrical flow.
Remarkable Heat Management: Our design excels in efficiently handling thermal demands. Dissipation Capabilities: Engineered to disperse heat effectively, ensuring sustained performance. for Optimal Performance: Designed with precision for peak operational efficiency.
Exceptional Corrosion Resistance: Built to withstand environmental challenges, extending product life.
Enhanced Widening: A strategic expansion of dimensions for improved conductivity. and Thickening: Reinforced for added strength and efficiency in power distribution. of Copper Bar Dimensions: Precisely engineered for superior electrical performance.
Fully Compliant with Industry Standards: Ensuring reliability and safety with every use.
INNOVATIVE CONDUCTIVE SYSTEM: Leading the charge in electrical innovation, designed for modern demands.
The precise number of contact pieces: Carefully optimized for maximum current flow and efficiency. is meticulously determined by the current: Engineered to match the electrical requirements with precision.
The robust moving contact is crafted from: High-quality materials for unwavering performance. copper plated with luxurious silver: Combining strength and elegance for superior connectivity. materials
The moving contact features: A design dedicated to optimal electrical transmission. brilliant silver: The choice for unparalleled conductivity. dots, ensuring superior conductivity: Designed to offer the best electrical interface.
-Sophisticated Internal Components: Engineered with precision for ultimate reliability.
Superior Conductive Parts: Created for exceptional power delivery and durability.
- Premium Copper Bars, High-Quality Contacts: The backbone of our electrical solutions, crafted with excellence.
Advanced Secondary Control Part: State-of-the-art components for seamless control and operation.
- Robust Wiring Terminals, Precision Mechanisms, Smart Controllers, Durable Motors, Efficient Coils, and Accurate Current Transformers: Built to meet the highest standards of electrical performance.
Highly Efficient Arc Extinguishing Section: Innovations that ensure safety and reliability in every use.
-Cutting-Edge Interrupter: Designed with the latest technology for superior arc management.
- Available in Fixed and Versatile Drawer Type Construction: Flexibility and adaptability to meet your specific needs.
Installation Instructions
-Installed inside the panel
Fixed Type Installation:
The circuit breaker is expertly secured to the distribution cabinet or installation board and remains steadfastly in place.
It is perfect for environments where replacements or maintenance are seldom needed.
Benefit from straightforward installation and cost-effective affordability.
Drawout Type Installation:
The circuit breaker is housed within a withdrawable frame that allows for easy maintenance, smooth testing, and simple replacement.
Optimal for situations requiring frequent operation or ongoing maintenance.
Despite the complex and potentially costly installation, it offers superior adaptability.
Plug-in Type Installation:
The circuit breaker connects to the busbar with a plug-in mechanism, guaranteeing fast installation and quick replacement.
Ideal for settings where swift replacements are vital.
-Secondary Wiring Method
1 and 2: Interface the intelligent controller
27 and 28:Link the undervoltage coil
29 and 30: Integrate the shunt coil
31 and 32:Engage closed coils
34 and 35: Connect the energy-storing motor
Comprehensive Mechanical Operation Test Excellence:
Explore the mechanical operation of the circuit breaker meticulously to guarantee it is incredibly adaptable and steadfastly dependable.Examine the smooth and flawless operation functions such as
closing, opening, and the precision inenergy storage. Electrical Performance Testing Mastery:Conduct an insulation resistance test: Utilize a megohmmeter to accurately measure the insulation resistance of both main and auxiliary circuits, ensuring they exceed standard requirements (typically ≥ 1M Ω).
Power Frequency Withstand Voltage Test: Apply the rated power frequency voltage (e.g., 2500V/1min) to both the main and auxiliary circuits to evaluate the robustness and integrity of insulation performance.
Contact Resistance Test: Precisely measure the contact resistance of the primary contact to verify it is below the established threshold (commonly at a micro ohm level).
Protection Function Test Superiority:
Assess the action values and timing of protection functions including
overload, short circuit,
and ground fault. Ensure the accurate calibrationand seamless operability
of the state-of-the-art intelligent release device.
Outer Packaging: A Fortress of Protection
Robust and Resilient We utilize wooden boxes that are strategically selected for their unrivaled mechanical strength, ensuring your products are safeguarded through the rigors of transportation.
Wooden crates are the perfect solution for large circuit breakers, expertly designed to meet the demands of international shipping with precision.
Inner Packaging: Cushioned Care
The circuit breaker is enveloped in multiple layers of premium protective materials such as foam pads, bubble film or pearl cotton , effectively minimizing risks associated with vibration and collision, ensuring a safe journey.
For larger circuit breakers, our packaging design includes a sophisticated layered structure, with essential accessories such as manuals, tools, and spare partsmeticulously placed on the upper layer, providing ease of access and convenience.
Our production line: Where Technology Meets Excellence
Mingtuo Electric has firmly established itself as a powerhouse in the domestic market and is ambitiously expanding its presence globally. Our diverse range of products finds significant application in pivotal sectors like construction, industry, and energy. We have earned the trust and admiration of numerous prestigious engineering projects worldwide.
The company remains unwavering in its commitment to its core philosophy ofprioritizing the customer first, ensuring unrivaled quality, delivering exceptional service, and maintaining a sterling reputation.Furthermore, we are passionately committed to fostering a culture of relentless innovation and visionary growth. Our company takes pride in possessing a formidable technical foundation, state-of-the-art production capabilities, and profound industry experience in research and development, earning us accolades for our professionalism and technological supremacy. We are equipped with an advanced suite of China's most sophisticated production, testing, and inspection equipment.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For a detailed understanding, please reach out directly to our dedicated customer service team.
Q: What is the MOQ? Do you support sample ordering?
A: The minimum order quantity is 1 set, and we are delighted to offer support for sample orders.
Q: How long is the warranty period? How to apply for warranty?
A: Our products come with a warranty period that ranges from one to two years. To initiate a warranty application, please contact our dedicated customer service team directly.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?
A: We proudly hold CE and RoHS certifications and are eager to provide these certificates upon request.
Q: Does the price include tax/shipping?
A: Please be advised that shipping and tax are not included in the listed price.
Q: What famous clients or project cases have you worked with?
A: Our distinguished clientele includes prestigious names like the State Grid of China, Chint Group, and Xiaomi Group.
Audited Supplier 
){kind=link}