AIR CIRCUIT BREAKER
MTW1-2000, MTW1-3200, MTW1-4000, MTW1-6300, MTW1-7500
The MTW1 series intelligent breaker is meticulously engineered for optimal performance within the AC 50Hz distribution network, boasting a rated voltage of 400V and 690V, delivering a rated current spectrum ranging from 400A~7500A. This state-of-the-art solution is adept at distributing electric energy with precision and provides powerful protection for circuits and power equipment against the hazards of overload, under-voltage, short circuit and single-phase earth faults. Featuring an advanced intelligent protection mechanism and precise selective protection, it dramatically enhances the reliability of power supply and expertly prevents
unnecessary power interruptions.The circuit breaker showcases an impressive impulse withstand voltage of8000V at altitudes of up to 2000 meters (adjustments available for varying altitudes, with a maximum that does not exceed 12000V).
This exceptional product adheres to the standards of GB14048.2 for low-voltage switchgear and control equipment, focusing specifically on low-voltage circuit breakers, and complies with IEC60947-2 for low-voltage switchgear and control equipment, part two: low-voltage circuit breaker.
-Style: Drawer style
-Style: Fixed style
-Model Meaning
Pole number (4P indicates 4 Pole, 3P indicates 3 Pole)
Rated Current
Design code
Air Circuit Breaker
Enterprise code
-Control Part: Experience unparalleled precision and unrivaled performance with our state-of-the-art control component, expertly crafted to seamlessly cater to all your sophisticated power management requirements.
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 unparalleled excellence of our copper bar, designed to deliver superior conductivity and efficiency.
Pristine Red Copper - Discover the allure of our pristine red copper, renowned for its exceptional quality and performance.Exquisite Silver Finish - Bask in the radiance of our exquisite silver finish, a hallmark of luxury and elegance. Plated with Precision - Meticulously plated with precision to ensure optimal performance and durability.
Remarkable Heat - Experience the remarkable heat management capabilities of our advanced materials. Dissipation Capabilities - Engineered for superior heat dissipation, ensuring seamless and uninterrupted performance. for Optimal Performance - Crafted for optimal performance, designed to exceed industry expectations.
Exceptional Corrosion Resistance - Benefit from exceptional corrosion resistance that prolongs the life and efficacy of the product.
Enhanced Widening and Thickening - Thoughtful enhancements that include increased width and thickness of copper bar dimensions for superior stability and reliability. of Copper Bar Dimensions
Fully Compliant with Industry Standards - Our products are crafted to meet and exceed rigorous industry standards, ensuring unmatched quality and safety.
INNOVATIVE CONDUCTIVE SYSTEM - Experience cutting-edge innovation with our advanced conductive system.
The precise number of contact pieces - Expertly calibrated contact pieces, tailored precisely by current requirements for optimal efficiency. is meticulously determined by the current - Ensuring precision and accuracy in every application.
The robust moving contact is crafted from - Our robust moving contacts are engineered from high-grade copper, delivering superior performance. copper plated with luxurious silver - Embellished with luxurious silver plating for enhanced conductivity and visual appeal. materials
The moving contact features - Our moving contact boasts innovative features designed to enhance conductivity and reliability. brilliant silver - Adorned with brilliant silver dots, ensuring enduring quality and performance. dots, ensuring superior conductivity - Unmatched conductivity achieved through meticulous design and premium materials.
-Sophisticated Internal Components - Delve into the sophisticated internal components that power our groundbreaking solutions.
Superior Conductive Parts:
- Premium Copper Bars, High-Quality Contacts - Featuring premium copper bars and high-quality contacts for unparalleled conductive efficiency.
Advanced Secondary Control Part:
- Robust Wiring Terminals, Precision Mechanisms, Smart Controllers, Durable Motors, Efficient Coils, and Accurate Current - A comprehensive suite of advanced secondary control components designed to elevate your experience. Transformers
Highly Efficient Arc Extinguishing Section:
-Cutting-Edge Interrupter - Our cutting-edge interrupter technology redefines efficiency and reliability in arc extinguishing.
- Available in Fixed and Versatile Drawer Type Construction - Choose from fixed or versatile drawer type construction to suit your specific needs.
Installation Instructions
-Installed inside the panel
Fixed Type Installation:
The circuit breaker is securely mounted onto the distribution cabinet or installation board and remains stationary.
Ideal for settings where replacements or upkeep are infrequent.
Enjoy straightforward installation and affordable cost-efficiency.
Drawout Type Installation:
The circuit breaker is housed on a withdrawable frame designed for convenient maintenance, seamless testing, and effortless replacement.
Perfect for scenarios demanding frequent operation or regular maintenance.
While installation can be intricate and costly, it provides enhanced adaptability.
Plug-in Type Installation:
The circuit breaker links to the busbar via a plug-in connection, ensuring swift installation and rapid replacement.
Perfect for environments where quick swaps are essential.
-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: Rigorous Evaluation for Optimal Performance
Scrutinize the mechanical operation of the circuit breaker meticulously to ensure it remains supremely flexible, offering exceptional adaptability, and unwaveringly reliable, delivering consistent performance under all conditions. Test the seamless operation functions with precision, including
closing mechanisms that function flawlessly, opening actions that are smooth and efficient, and the impeccable precision ofenergy storage mechanisms ensuring continuous power readiness. Electrical Performance Testing Excellence: Unyielding Standards in Electrical SafetyConduct an insulation resistance test: Utilize a megohmmeter to measure the insulation resistance of both main and auxiliary circuits, ensuring they far exceed standard requirements (typically ≥ 1M Ω), safeguarding operational integrity.
Power Frequency Withstand Voltage Test: Apply rated power frequency voltage (e.g., 2500V/1min) to main and auxiliary circuits, rigorously assessing the robustness and resilience of insulation performance.
Contact Resistance Test: Carefully measure the contact resistance of the primary contact to confirm it is well below the established threshold (commonly at a micro ohm level), guaranteeing optimal connectivity and performance.
Protection Function Test Mastery: Advanced Safety and Reliability Assurance
Evaluate the action values and precision timing of protection functions such as
overload and short circuit responses,
as well as ground fault detection, ensuring comprehensive protection. Assure the meticulous calibration and impeccableoperability of the cutting-edge intelligent release device, promising unmatched safety and performance.
Outer Packaging: A Fortress of Protection
Robust and Resilient Our choice of wooden boxes is meticulously crafted to provide unparalleled mechanical strength, ensuring your valuable equipment is shielded from the rigors of transit.
Wooden crates are the epitome of practicality for housing large circuit breakers, expertly designed for seamless international shipping.
Inner Packaging: Cushioned Care
The circuit breaker is lovingly enveloped in layers of premium protective materials such as high-density foam pads, durable bubble film or soft pearl cotton to effectively reduce the risk of vibration and collision during handling.
For larger circuit breakers, our packaging box can be equipped with a sophisticated layered design, with essential accessories including comprehensive manuals, precision tools, and spare parts) strategically positioned on the upper layer for ease of access and convenience.
Our production line: Where Technology Meets Excellence
Mingtuo Electric has crafted a powerful reputation in the domestic sphere and is making significant strides in the global market. Our products are extensively utilized across diverse sectors including construction, industry, and energy. We've garnered the trust and admiration of numerous prestigious engineering projects.
The company remains unwavering in its dedication to its core philosophy ofputting the customers first, ensuring exceptional quality, delivering unmatched service, and retaining an unblemished reputation.Moreover, we are passionate about fostering a culture of relentless innovation and forward-looking growth. Our company proudly showcases a strong technical foundation, state-of-the-art production capabilities, and extensive industry expertise in research and development, establishing a reputation for professional and technological excellence. We are fully equipped with China's most advanced production, testing, and inspection equipment.
FAQ
Q: What is the product voltage/current range? What's the breaking ability?
A: For a detailed overview, do not hesitate to contact our customer service team.
Q: What is the MOQ? Do you support sample ordering?
A: The minimum order quantity is 1 set, and we gladly provide support for sample orders.
Q: How long is the warranty period? How to apply for warranty?
A: Our products are backed by a warranty period of one to two years. To apply, please reach out to our 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 more than willing to provide these certificates upon request.
Q: Does the price include tax/shipping?
A: Kindly note that shipping and tax are not included in the displayed price.
Q: What famous clients or project cases have you worked with?
A: Our distinguished clients feature the State Grid of China, Chint Group, and Xiaomi Group.
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