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The VKJ series high voltage vacuum circuit breakers are designed for reliable performance in industrial power distribution systems. These breakers are available in a range of rated voltages from 7.2KV to 35KV, with breaking capacities from 20KA to 50KA, making them suitable for various high-demand applications.
Constructed with vacuum arc-extinguishing technology, these circuit breakers ensure efficient interruption of electrical currents, enhancing safety and system reliability. The breakers can be operated manually or electrically, with options for both AC and DC power supplies, providing flexibility in different operational environments.
Key mechanical characteristics include a contact opening distance of 11±1mm, contact travel of 3.5±0.5mm, and a mechanical life of 30,000 operations. The breakers are designed for fixed or insert installation, with three poles and a structure compliant with ACB standards.
For energy storage, the product uses a permanent-magnet type single-direction DC motor with a specialized reducer, ensuring consistent performance with an energy storage time of ≤15 seconds at rated voltage. The switching electromagnet supports a wide operating voltage range, accommodating various power supply conditions.
Customization is a key feature, with options for non-standard specifications, OEM services, and technical support for tailored solutions. The breakers are ISO9001 certified, ensuring quality and reliability for industrial users.
Ideal for factories, power plants, and large-scale electrical systems, these circuit breakers offer robust performance and adaptability. The product is supplied with detailed technical documentation and support for integration into existing power infrastructures.
Rapid delivery and excellent packaging ensured the product arrived safely without any delays. The quality is outstanding, with robust construction that meets high industrial standards. Customer service was responsive and helpful throughout the process, addressing all my queries promptly. Overall, a very reliable experience from start to finish.
My experience with this order was outstanding from start to finish. The shipping was incredibly fast, arriving well ahead of the estimated delivery date, which minimized any downtime for our operations. The packaging was secure and professional, ensuring the product arrived in perfect condition without any damage. In terms of quality, the item feels robust and well-manufactured, meeting the high standards I expected for industrial components. Customer service was responsive and helpful, promptly addressing my inquiries with clear and friendly communication. Overall, I'm highly satisfied and would confidently recommend this supplier for their reliability and attention to detail.
Zippy delivery and excellent handling made the shipping process a breeze; the package arrived ahead of schedule and in perfect condition. Zero issues with the build quality—it feels robust and well-crafted, meeting high standards as expected. Zestful customer support was always responsive and helpful, ensuring a smooth transaction from start to finish. Zoning in on these aspects, I'm thoroughly satisfied and would recommend this for any industrial setup.
Never have I experienced such a seamless delivery process; the shipping was incredibly fast and well-tracked, arriving ahead of schedule without any issues. Not only that, but the product's build quality is outstanding, with robust materials that feel durable and reliable for long-term use. Moreover, the customer service team was exceptionally responsive and helpful, answering all my queries promptly and professionally. Nothing short of impressive from start to finish—highly recommended for anyone needing dependable industrial components.
With the delivery, everything went smoothly and arrived ahead of schedule, which was a pleasant surprise. The packaging was secure and intact, ensuring no damage during transit. When it comes to quality, the product feels robust and well-made, meeting my expectations for industrial-grade components. As for service, the support team was responsive and helpful, addressing my queries promptly and professionally. Overall, a very satisfying experience that I would recommend to others.
Just outstanding service from start to finish. The delivery was incredibly fast, arriving ahead of schedule, which was a pleasant surprise. Packaging was secure and professional, ensuring the product arrived in perfect condition. Quality appears top-notch upon inspection, with robust construction that meets industrial standards. Customer support was responsive and helpful, answering all my queries promptly. Overall, a very satisfying purchase experience that I would highly recommend to others.
Zippy delivery was the first thing that impressed me—the circuit breaker arrived well ahead of schedule, securely packaged with no signs of damage. Zero issues with the logistics; tracking updates were frequent and accurate, making the whole process smooth. Zealous attention to detail in the quality is evident; the product feels robust and meets the high standards I expected from an ISO9001-certified item. Zestful customer service stood out, as the team was responsive and helpful with my customization queries, ensuring everything was tailored perfectly for our factory's needs. Zenith of professionalism in every aspect, from ordering to post-purchase support. Zilch complaints overall—a highly satisfactory experience that I'd recommend without hesitation.
Upon receiving the VKJ series high voltage vacuum circuit breaker, I was thoroughly impressed by the exceptional logistics handling. The delivery was prompt and well-coordinated, with the package arriving in perfect condition, securely packaged to prevent any damage during transit. The quality of the product is outstanding; it feels robust and well-manufactured, reflecting the high standards expected from an ISO9001 certified item. The service provided was equally commendable, with responsive and helpful support throughout the ordering process. Overall, a very satisfying experience from start to finish.
