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Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection
Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection
Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection
Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection

Factory Supply High Speed Vacuum Circuit Breaker for Power System Protection

US$ 450.00 ~ 850.00
Min.Order: 1
Product origin: Wenzhou, Zhejiang, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 3 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model : Side mounted VCB
  • Breaking Capacity : High Voltage
  • Operation Type : Electric
  • Speed : High-Speed
  • Arc-extinguishing : Vacuum
  • Installation : Fixed
  • Structure : VCB
  • Poles : 3
  • Protection Functions : Overcurrent, Overvoltage, Circuit-Breaker Failure
  • Certification : CE, RoHS

The vacuum circuit breaker operates on an advanced protection mechanism. When detecting overload or short-circuit conditions, the integrated current sensor transmits signals to the intelligent controller. This triggers the tripping mechanism which rapidly separates the contacts within the vacuum interrupter, effectively extinguishing the arc and protecting the electrical circuit.

VCB internal structure

The breaker features a robust construction with multiple key components:

- Operating Mechanism: Precise mechanical device controlling contact movement

- Vacuum Interrupter: Core component containing silver-plated copper contacts within ceramic insulation

- Contact Arm: Movable current-carrying component for reliable connection

- Insulating Cylinder: High-grade insulation housing for safety

- Finger Cluster Contacts: Multi-point contact design ensuring stable conductivity

VCB components

This industrial-grade circuit protection device is designed for demanding applications in power distribution systems, offering reliable performance and multiple protection functions.

B***D 2025-09-07

Very impressive experience with this supplier. The delivery was remarkably fast, arriving several days ahead of schedule, which was a pleasant surprise. Packaging was secure and professional, ensuring the product reached in perfect condition. Quality appears excellent based on initial inspection; the construction feels robust and materials seem high-grade, exactly as described. Customer service was outstanding—responsive and helpful throughout the ordering process. A smooth, reliable transaction overall.

F***Y 2025-09-13

Very pleased with the overall experience of purchasing this vacuum circuit breaker. The logistics were handled exceptionally well; the product arrived ahead of schedule, which was a pleasant surprise. It was packaged securely with no signs of damage during transit, showing that the supplier takes great care in shipping. In terms of quality, the item appears robust and well-manufactured, with a solid build that inspires confidence in its durability. The service provided was also top-notch—the support team was responsive and helpful, answering all my queries promptly and professionally. Overall, a smooth and satisfactory transaction from start to finish.

S***P 2025-09-28

Just received my order, and I'm thoroughly impressed by the overall experience. The delivery was incredibly fast, arriving well ahead of the estimated date, which made the whole process smooth and hassle-free. The packaging was secure and professional, ensuring that the item arrived in perfect condition without any signs of damage. In terms of quality, the product feels robust and well-made, meeting my expectations for durability and reliability. Customer service was exceptional too; the support team was responsive and helpful, promptly addressing my inquiries with clear and friendly communication. Overall, a fantastic purchase that I'd highly recommend to others.

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