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This industrial grade MCCB circuit breaker is designed for three-phase four-wire power supply systems. With a rated insulation voltage of 800V, it provides reliable protection for circuits with AC 50Hz frequency, 400V working voltage and current up to 1250A.
The circuit breaker incorporates multiple protection functions including over-voltage protection, under-voltage protection, phase loss protection, overload long-delay inverse time limit, short-circuit short-delay inverse time limit, short-circuit short-delay fixed time limit, short-circuit instantaneous and under-voltage protection. These comprehensive protection features ensure the safety of electrical lines and connected equipment.
The product meets GB14048.2 standards and features a highly integrated industrial grade circuit board with advanced lightning protection design. The compact structure makes it ideal for installations with limited space requirements. The neat circuit board layout simplifies wiring with only necessary signal input connections required.
The breaker's housing is constructed from flame-retardant, high-temperature resistant materials. The dynamic and static contacts use silver-plated copper alloy for excellent conductivity and arc resistance. Each unit undergoes rigorous testing including instantaneous and delayed operation tests to ensure quality and reliability.
Rapid delivery and excellent packaging ensured the product arrived safely without any delays. The quality is top-notch, with sturdy construction that meets industrial standards. Customer service was responsive and helpful throughout the process, making the entire experience smooth and satisfying.
Quick delivery and excellent packaging ensured the product arrived safely without any delays. Quality is top-notch, with robust construction that feels durable and reliable for industrial settings. Service was outstanding; the support team responded promptly to my inquiries and provided helpful guidance. Overall, a smooth and satisfying experience from start to finish.
Zippy delivery service ensured the circuit breaker arrived ahead of schedule, which was a pleasant surprise. The packaging was robust and secure, preventing any damage during transit. Zero issues with the quality upon inspection; it feels durable and well-made, exactly as described for industrial use. Customer support was responsive and helpful when I had a query, making the overall experience smooth and satisfactory. Definitely a reliable purchase for anyone needing dependable electrical components.
Logistics were incredibly efficient, with the package arriving ahead of schedule and in perfect condition. The quality of the product is outstanding, featuring robust construction and reliable components that meet industrial standards. Service was exceptional, as the support team provided prompt and helpful responses to all my inquiries. Overall, a very satisfying experience from start to finish.
Prompt delivery and excellent packaging ensured the product arrived safely without any damage. The overall quality appears robust and durable, meeting industrial standards as expected. Customer service was responsive and helpful throughout the ordering process, providing clear updates and addressing queries efficiently. I am very satisfied with this purchase and would recommend it for its reliability and support.
Quick delivery and excellent packaging ensured the product arrived safely without any delays. Quality-wise, the construction feels robust and durable, meeting industrial standards perfectly. Service was outstanding, with prompt responses and helpful support throughout the process. Overall, a very satisfying experience that I'd highly recommend to others.
Great experience with this purchase! The delivery was incredibly fast and efficient, arriving well ahead of schedule without any delays. The packaging was secure and protected the item perfectly during transit. In terms of quality, the product feels robust and well-made, meeting high standards for industrial use. Customer service was outstanding—they were responsive, helpful, and resolved my inquiries promptly. Overall, a smooth and satisfactory transaction that I'd highly recommend.
Brilliant experience overall! The shipping was incredibly fast, arriving two days ahead of schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring the product arrived in perfect condition without any damage. In terms of quality, the circuit breaker feels robust and well-manufactured, with a solid construction that inspires confidence for industrial use. The customer service team was responsive and helpful, promptly answering my queries and providing clear updates. I highly recommend this for anyone needing reliable components—excellent value and dependable performance. Will definitely purchase again for future projects!
Yikes, the delivery was incredibly fast and well-handled, with the package arriving securely and ahead of schedule, which was a pleasant surprise. The quality of the product appears robust and durable, meeting high industrial standards without any visible defects. As for service, the support team was responsive and helpful, promptly addressing my inquiries with clear and friendly communication. Overall, a very satisfying experience that I would highly recommend to others.
Yowza, the shipping was lightning fast—my order arrived way ahead of schedule, which was a huge relief for our project timeline. The packaging was robust and secure, ensuring everything was in perfect condition upon arrival. Quality-wise, the construction feels solid and durable, exactly what you'd expect for industrial use; no signs of defects or compromises. As for service, the support team was incredibly responsive and helpful, answering all my queries promptly and professionally. Overall, a seamless experience from start to finish, highly recommended for anyone needing reliable components without the wait.
