Basic Info.
Model NO.
MTW1-2000/3P-600A
Breaking Capacity
Low Voltage Circuit Breakers
Speed
High-Speed Circuit Breaker
Arc-extinguishing Medium
Air
Function
Conventional Circuit Breaker, Overcurrent Protection
Certification
ISO9001-2000, CE, CCC
Current
600A,800A,1000,1250A,1600A,2000A
Style
Drawer Type,Fixed Type
Upper Limit Value
No More Than +40℃
Transport Package
Wooden Box
Product Description
Product Description
AIR CIRCUIT BREAKER
Models: MTW1-2000, MTW1-3200, MTW1-4000, MTW1-6300, MTW1-7500
The MTW1 series intelligent circuit breakers are meticulously engineered for use in distribution networks with an AC frequency of 50Hz and a rated voltage of 400V and 690V. With a robust rated current range from 400Ato7500A, these breakers are designed to efficiently distribute electrical energy while safeguarding circuits and power equipment from the detrimental effects of overload, under-voltage, short circuit and single-phase earth faults, among other issues. Equipped with advanced intelligent protective functionalities and accurate selective protection, these breakers significantly boost power supply reliability and prevent
unnecessary power outages.Featuring an impressive impulse withstand voltage of8000V at up to 2000 meters, adaptable according to varying altitude standards, with a peak capability not exceeding 12000V.
This cutting-edge product is compliant with the rigorous standards of GB14048.2 , focusing on low-voltage switchgear and control equipment; it adheres to the low-voltage circuit breaker criteria under IEC60947-2 , which specifies low-voltage switchgear and controlling equipment's second part: low-voltage circuit breakers.
-Style: Available in the versatile Drawer style,
-Style: and the practical Fixed style.-Model Meaning Details:
Pole number: 4P indicates a 4 Pole configuration, while 3P signifies a 3 Pole setup.
Rated Current Specifications
Innovative Design Code
Air Circuit Breaker Specifics
Distinguished Enterprise Code
Product Parameters
-Control Part: Elevate your experience with unparalleled precision and reliability through our expertly crafted control components. This critical segment guarantees exceptional performance and seamless operation, delivering unmatched control and absolute peace of mind.
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 | | | |
Detailed Photos
PREMIUM COPPER BAR
Crafted from pure, lustrous red copper, our premium copper bars stand as a beacon of quality.Enhanced with an elegant silver plated finish for an impressive visual appeal.
Remarkable heat dissipation properties ensure superior performance, even in the most demanding applications.
Offering outstanding corrosion resistance to prolong longevity,
each copper bar is engineered with enhanced widening and robust thickening of dimensions, optimizing conductive efficiency.
Meticulously compliant with industry standards, our copper bars set the benchmark for excellence.
ADVANCED CONDUCTIVE SYSTEM
The precise number of contact pieces is intelligently determined by current flow, maximizing performance. The moving contact features
copper with a silver plated material to ensure excellence in conductivity. The contact surface comprises
silver dots, ensuring superb conductivity and minimal resistance. -
-Copper bars and precision contacts, designed to perfection.
Sophisticated Secondary Control Part:
-Wiring terminals, mechanisms, controllers, motors, coils, and current
transformers, all orchestrated for unmatched efficiency. State-of-the-Art Arc Extinguishing Section:
-
Interrupter designed for optimal safety,with fixed and innovative drawer type construction for ease of use and durability.
Installation Instructions
-Installed inside the panel
Fixed Type Installation:
The circuit breaker is seamlessly secured to the distribution cabinet or installation board and remains immovable.
An exemplary choice for locations where minimal replacement or maintenance is preferred.
Facilitates a straightforward setup and offers a budget-friendly approach.
Drawout Type Installation:
This circuit breaker is adeptly mounted on a withdrawable frame that allows for easy maintenance,along with testing,and replacement operations.
Ideally suited for scenarios requiring frequent operations or routine service tasks.
Though the installation process is more complex and involves greater expenses, it offers superior operational flexibility.
Plug-In Type Installation:
This configuration links the circuit breaker to the busbar through a plug-in connection, enabling swift and effortless installation or replacement.
Designed for situations that necessitate rapid swaps.
-Secondary Wiring Method
1 and 2: Integrate with the intelligent controller
27 and 28:Connect to the undervoltage coil
29 and 30: Connect with the shunt coil
31 and 32:Engage with closed coils
34 and 35: Interface with the energy storage motor
Product testing
Mechanical Operation Test: Engage in a comprehensive examination to guarantee flawless functionality, ensuring the ultimate in quality and performance.
Inspect the precision of the circuit breaker's mechanical operations to ensure seamless execution and maintain its flexibility and reliability.
Meticulously assess the operational functions, including closing, opening, and energy storage, to certify seamless and uninterrupted performance.
Electrical Performance Testing: Conduct rigorous assessments to ensure unmatched electrical integrity and reliability.
Insulation Resistance Test: Utilize a megohmmeter to meticulously measure and verify the insulation resistance of both main and auxiliary circuits, ensuring they meet or exceed industry standards (typically ≥ 1M Ω).
Power Frequency Withstand Voltage Test: Apply the rated power frequency voltage (such as 2500V/1min) to both main and auxiliary circuits to substantiate superior insulation performance.
Contact Resistance Test: Precisely measure the contact resistance of the main contact, ensuring it remains below the rigorous specified value (typically at a micro ohm level).
Protection Function Test: Conduct essential evaluations to maintain safety and reliability, ensuring peace of mind.
Assess the action values and timing of primary protection functions, such as overload, short circuit, and ground fault, to guarantee a rapid and precise response.
Verify and confirm the settings andfunctionality of the intelligent release device, ensuring impeccable performance and the highest level of reliability.
Packaging & Shipping
Outer packaging:
Utilizing robust wooden boxes ensures exceptional mechanical strength and durability.
These wooden crates are meticulously crafted to be the perfect solution for accommodating large circuit breakers, or meeting the rigorous demands of international shipping.
Inner packaging:
The circuit breaker is carefully enveloped with protective materials such as foam pad, bubble film or pearl cotton to ensure maximum protection against vibrations and potential impacts during transit.
For larger circuit breakers, an innovative layered design is employed, where the packaging box can contain additional accessories (such as manuals, tools, spare parts) strategically positioned on the upper layer to optimize space and maintain order, enhancing the functionality and convenience for the end-user.
Our production line
Certifications
Company Profile
Mingtuo Electric With an impressive and formidable presence in the domestic market, Mingtuo Electric is making remarkable strides into the global arena. Our cutting-edge, state-of-the-art products are indispensable assets in the construction, industry, and energy sectors, earning the trust and admiration of numerous high-profile engineering projects.
The company adheres steadfastly to the principle of customer first, quality first, service first, reputation first while ardently embracing continuous innovation and sustainable development. The company proudly boasts unmatched technical strength, pioneering production technology, and a wealth of invaluable experience in research and development. Renowned for its professionalism and technological supremacy, it is equipped with the most sophisticated production, testing, and inspection equipment available in China, setting the benchmark for excellence.
A: Absolutely! We are pleased to offer a minimum order quantity of just 1 set, and we wholeheartedly support sample ordering to meet your needs.
Q: How long is the warranty period? How to apply for warranty?A: Enjoy utmost peace of mind with a product warranty that spans one to two years. Simply contact our dedicated customer service team to apply for warranty services seamlessly.
Q: Do you have CE, RoHS, UL, and other certifications? Can you provide a certificate?A: Yes, we proudly hold CE and RoHS certifications, and are delighted to provide certification upon your request.
Q: Does the price include tax/shipping?A: Please be advised that the listed price excludes shipping and tax, ensuring transparency and clarity.
Q: What famous clients or project cases have you worked with?A: We have proudly collaborated with esteemed and renowned clients such as the State Grid of China, Chint Group, and Xiaomi Group, underscoring our commitment to excellence.
Address:
Xitantou Village, Liushi Town, Wenzhou, Zhejiang, China
Business Type:
Manufacturer/Factory
Business Range:
Electrical & Electronics
Management System Certification:
ISO 9001, ISO 14001
Company Introduction:
Zhejiang Mingtuo Electric Co., Ltd. is a factory specializing in the production of high and low voltage electrical products. Our main products include vacuum circuit breakers, air circuit breakers, molded case circuit breakers, ATS dual power automatic transfer switches, contactors, current transformers, small household circuit breakers, various circuit protection circuit breakers, current and voltage meters and other measuring instruments. Since its establishment, the company has been adhering to the principle of "development by science and technology, brand creation by quality", relying on advanced equipment and outstanding talents, constantly innovating management models and continuously promoting the technological development of products. Our slogan is: "provide customers with quality services and help customers solve problems". Our factory is located in Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province, China. It is known as the electrical capital and has well-known electrical companies such as Chint Group and Delixi. We also sincerely invite you to visit your company and hope that we can cooperate.
