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VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance
VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance
VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance

VS1-12/1250-31.5 Vacuum Circuit Breaker with 30000 Cycles Mechanical Endurance

US$ 800.00 ~ 1000.00
Min.Order: 1
Product origin: Baoji, Shaanxi, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 10 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : VS1-12/1250-31.5
  • Rated Voltage : 12kV
  • Rated Current : 630A-4000A
  • Breaking Capacity : 31.5kA
  • Operation Type : Electric
  • Arc-extinguishing Medium : Vacuum
  • Installation Type : Withdrawable & Fixed
  • Poles Number : 3
  • Mechanical Endurance : 30,000 cycles
  • Rated Frequency : 50Hz
  • Ambient Temperature : -10°C to +40°C
  • Relative Humidity : ≤95% (daily average)
  • Standards Compliance : GB1984-2003

The ZN63A(VS1)-12 series represents a premium line of indoor high voltage vacuum circuit breakers specifically engineered for 12kV switchgear applications. These circuit breakers serve as critical protection and control units in power transmission and distribution systems across various industrial sectors.

ZN63A(VS1)-12 Vacuum Circuit Breaker Front View

This series features an innovative integrated design that combines the operating mechanism with the breaker body, resulting in a compact and aesthetically pleasing arrangement. The vertical insulation housing provides superior protection against environmental impacts and prevents damage from external factors.

ZN63A(VS1)-12 Internal Components

Available in both fixed and withdrawable configurations, the ZN63A(VS1)-12 offers exceptional flexibility for various switchgear assembly requirements. The vacuum arc-extinguishing technology ensures reliable performance and extended service life.

The circuit breakers are designed to operate in ambient temperatures ranging from -10°C to +40°C and can withstand relative humidity up to 95%. They are suitable for installation in locations free from fire hazards, explosions, chemical corrosion, and excessive vibration.

ZN63A(VS1)-12 Side View

With certifications including VDE, ISO9001-2000, CE, and CCC, these vacuum circuit breakers meet international quality and safety standards. The robust construction delivers a mechanical endurance of 30,000 operations, ensuring long-term reliability in demanding applications.

U***I 2025-12-14

Zippy delivery was the first thing that impressed me; the circuit breaker arrived well ahead of the estimated schedule, which was crucial for our project timeline. The packaging was exceptionally robust and professional, with no signs of damage or mishandling during transit. Every component was securely fastened and clearly labeled, making the initial inspection straightforward. Regarding quality, the unit appears to be manufactured to very high standards. The materials feel substantial, the finish is clean without any visible imperfections, and the overall construction inspires confidence for a critical high-voltage application. The documentation provided was comprehensive and clear. As for service, the communication from the supplier was proactive and informative. They provided timely tracking updates and were readily available to answer a few pre-installation queries we had. The entire process, from ordering to receipt, was seamless and efficient. This experience has certainly set a positive precedent for future procurement needs in our switchgear projects.

A***X 2025-11-10

My experience with this vacuum circuit breaker was outstanding, starting with the logistics. The shipping was incredibly fast and well-organized; the item arrived ahead of schedule in perfect condition, securely packaged to prevent any damage during transit. The quality is exceptional—it feels robust and durable, with precise manufacturing that gives me confidence in its long-term performance. As for service, the support team was responsive and helpful, promptly addressing my inquiries and ensuring a smooth transaction. Overall, a highly reliable purchase that I would recommend to others.

A***U 2025-10-26

Vastly impressed by the swift logistics; the circuit breaker arrived ahead of schedule, which minimized our project downtime. The quality is visibly robust, with solid construction that inspires confidence for long-term use in our 12kV switchgear applications. Customer service was exceptionally responsive, providing clear updates and handling inquiries with professionalism. Overall, a seamless experience from order to delivery, highly recommended for anyone needing reliable high-voltage equipment.

R***K 2025-10-23

Fantastic experience overall with this purchase. The delivery was incredibly fast and well-handled, arriving ahead of schedule without any damage, which made the whole process smooth and stress-free. Regarding quality, the product feels robust and well-manufactured, showing excellent craftsmanship that gives me confidence in its durability. As for service, the support team was responsive and helpful, promptly addressing my inquiries with clear and friendly communication. I'm thoroughly impressed and would highly recommend this for anyone seeking reliable performance.

O***A 2025-10-15

Rapid delivery and excellent packaging ensured the product arrived safely without any delays. The overall quality appears robust and well-manufactured, meeting my expectations for durability. Customer service was responsive and helpful throughout the process, addressing my queries promptly. A smooth and satisfactory experience overall.

V***Y 2025-10-15

Shipping was incredibly fast and well-handled, with the item arriving securely packaged and ahead of schedule. The quality appears robust and durable, meeting my expectations for industrial components. Customer service was responsive and helpful throughout the process, providing clear updates and assistance when needed. Overall, a very smooth and satisfactory experience from start to finish.

V***X 2025-09-28

Shipping was incredibly fast and well-handled, with the item arriving securely packaged and ahead of schedule. The quality appears robust and durable, meeting my expectations for industrial components. Service from the team was prompt and helpful, addressing my queries efficiently. Overall, a smooth and satisfactory experience that I'd gladly repeat for future orders.

H***B 2025-09-08

My experience with this vacuum circuit breaker was marked by exceptional logistics, quality, and service. Initially, the delivery process was remarkably smooth; the product arrived ahead of schedule, well-packaged to prevent any transit damage. Moving to quality, the build of the circuit breaker feels robust and durable, with no visible defects upon inspection. Moreover, the customer service team was highly responsive, promptly addressing my queries with clear, helpful information. Overall, I'm very satisfied with how everything was handled.

A***C 2025-07-27

Unbelievably swift and efficient delivery process for this vacuum circuit breaker. The logistics were handled impeccably, with timely updates and careful packaging that ensured the product arrived in pristine condition without any delays or damages. Regarding quality, the unit appears robust and well-constructed, meeting high standards as expected for industrial electrical components. The service provided was exceptional; the support team was responsive and helpful, addressing all inquiries promptly and professionally. Overall, a very satisfactory experience from start to finish, highlighting reliability and excellence in every aspect of the transaction.

M***F 2025-07-10

Commendable experience with the delivery and overall service. The shipping was prompt and well-handled, with the product arriving securely packaged and ahead of schedule. Quality appears robust and reliable, matching the specifications without any visible defects. Customer support was responsive and helpful during the ordering process, providing clear updates. Certainly a positive transaction that met expectations efficiently.

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