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The MT/MVS series air circuit breaker is a premium low-voltage protection device designed for demanding industrial and commercial applications. With a current range spanning from 630A to 6300A and exceptional breaking capacity reaching 150kA, this breaker delivers reliable performance in critical power distribution systems.
Our circuit breakers incorporate advanced Micrologic release technology that provides real-time monitoring of electrical parameters including current, voltage, and fault recording. This intelligent system enables remote control capabilities and seamless integration with modern power management platforms like EcoStruxure.
The robust modular construction ensures long-term reliability, with options for either electronic or thermal magnetic protection. Each unit undergoes rigorous testing to guarantee performance through tens of thousands of operations without compromise.
Key protection features include:
- Overload protection
- Short circuit protection
- Ground fault protection
- Selective coordination capabilities
The design allows for flexible expansion with communication modules including Modbus and Ethernet compatibility. Additional auxiliary contacts can be easily incorporated based on specific application requirements.
Technical highlights:
- High-temperature resistant, flame-retardant casing
- Premium copper-plated silver alloy contacts
- Thick copper-plated silver busbars
- PCB reliability verified through 48-hour aging tests
Installation is simplified with standardized connection terminals that can be rotated 90 degrees for horizontal or vertical busbar configurations. Models from 800A to 6300A feature consistent terminal designs for easy integration.
Each unit undergoes comprehensive testing including:
- Mechanical operation tests for smooth closing/opening
- Insulation resistance measurements (≥1MΩ)
- Power frequency withstand voltage tests (2500V/1min)
- Contact resistance verification (micro-ohm level)
- Protection function validation
Certifications include ISO9001, CE, and CCC, ensuring compliance with international standards for quality and safety.
Great experience overall with the delivery and packaging. The shipping was prompt and handled with care, ensuring everything arrived in perfect condition. Grateful for the efficient logistics that minimized any delays. The quality of the product appears excellent upon inspection, with solid construction and no visible defects. Service was outstanding; the support team was responsive and helpful throughout the process. Glad I chose this supplier for such critical components.
The delivery was incredibly fast and well-handled, arriving ahead of schedule without any issues. The packaging was secure and professional, ensuring everything arrived in perfect condition. I was thoroughly impressed by the high quality of the items, which exceeded my expectations in terms of durability and finish. The customer service team was exceptionally responsive and helpful, providing clear updates and addressing my queries promptly. Overall, a very satisfying experience that I would highly recommend to others.
Highly impressed with the delivery speed; the product arrived much faster than anticipated, which was a pleasant surprise. Handling was careful, ensuring everything reached in perfect condition. The build quality is exceptional, with robust materials that feel durable and reliable for industrial use. Customer service was outstanding—responsive and helpful throughout the process. Overall, a hassle-free experience that I'd gladly recommend to others.
Upon receiving the order, I was thoroughly impressed by the ultra-fast shipping and careful packaging that ensured everything arrived in perfect condition. The quality of the circuit breaker appears outstanding, with robust construction and precise finishing that meets high industrial standards. Additionally, the customer service team was incredibly helpful and responsive, providing clear updates and assistance throughout the process. Overall, a very satisfying experience from start to finish.
I recently purchased the customized air circuit breaker, and I'm thoroughly impressed with the overall experience. Initially, the logistics were handled exceptionally well; the product arrived ahead of schedule, securely packaged to prevent any damage during transit. The quality is outstanding—it feels robust and well-manufactured, which gives me confidence in its durability for industrial settings. Customer service was responsive and helpful, promptly addressing my inquiries with clear, friendly communication. Overall, a smooth and satisfactory transaction that I'd recommend to others.
Never have I experienced such a smooth delivery process; the logistics were handled impeccably with timely updates and careful packaging. Notably, the product's build quality is outstanding, featuring robust materials that ensure long-term reliability. Moreover, the customer service team was exceptionally responsive and helpful, addressing all my queries promptly and professionally. Overall, a fantastic experience from start to finish.
Outstanding experience with the delivery process; the shipping was incredibly fast and well-handled, ensuring the product arrived in perfect condition without any delays. The quality of the circuit breaker appears top-notch, with solid construction and reliable materials that give me confidence in its durability for industrial settings. Customer service was equally impressive, as the support team was responsive, knowledgeable, and went above and beyond to address my inquiries promptly. Overall, a seamless transaction that highlights excellent logistics, superior quality, and exceptional service, making it a highly recommended choice for anyone in need of reliable electrical components.
Very satisfied with the overall experience for the customized air circuit breaker order. The logistics were handled exceptionally well, with prompt shipping and secure packaging that ensured the product arrived in perfect condition without any delays. Regarding quality, the circuit breaker appears robust and well-manufactured, meeting the high standards expected for industrial applications in data centers and large buildings. The service provided by the team was outstanding; they were responsive, professional, and offered helpful support throughout the process. Everything from ordering to delivery was smooth and efficient, making it a reliable choice for such critical components.
Absolutely amazing service from start to finish! As a customer, I was thoroughly impressed by the swift and reliable delivery process. All items arrived ahead of schedule, which was a pleasant surprise. Additionally, the packaging was secure and professional, ensuring everything was in perfect condition. The quality of the products exceeded my expectations; they feel durable and well-crafted. Moreover, the customer support team was incredibly helpful and responsive, addressing all my queries promptly. An awesome experience overall, and I highly recommend this supplier for their attention to detail and commitment to excellence.
Comprehensive delivery and packaging impressed me greatly. The shipping was remarkably swift, arriving ahead of schedule without any delays. Quality-wise, the product appears robust and well-manufactured, with no visible defects upon inspection. Customer service was exceptional; the support team responded promptly and resolved all my inquiries with clarity and professionalism. Certainly, a reliable choice for industrial applications.
