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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 : 26 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***T 2026-04-16

H***L 2026-04-15

I am thoroughly impressed with the overall experience of receiving this vacuum circuit breaker. The logistics process was exceptionally smooth and reliable. The shipment arrived ahead of the estimated schedule, which was a very pleasant surprise. The packaging was robust and professional, with all components securely fastened and protected, showing clear attention to detail for such a high-voltage item. Regarding quality, the initial inspection reveals a product that appears to be manufactured to a very high standard. The construction feels solid, and the finish is clean and precise, which instills immediate confidence in its durability and performance for our switchgear application. The service provided was equally commendable. Communication was clear and proactive from the outset, with all documentation provided promptly and accurately. Any pre-shipment inquiries were addressed quickly and professionally. This level of service made the entire procurement process straightforward and stress-free. While I cannot comment on the operational parameters or long-term performance yet, the first impressions based on logistics, apparent quality, and customer service are overwhelmingly positive. The efficiency and care demonstrated from order to delivery suggest a reliable and professional partnership. This initial experience has certainly met, and in some aspects exceeded, expectations for a critical component like this withdrawable circuit breaker.

D***A 2026-04-08

Naturally, the delivery process was handled with impressive efficiency. The logistics team ensured timely updates and the product arrived well within the estimated timeframe, which was a significant relief for our project schedule. The packaging was exceptionally robust, showing clear attention to detail to prevent any transit damage to such critical high-voltage equipment. Upon unboxing, the build quality of the vacuum circuit breaker is immediately apparent. The materials feel substantial, and the construction aligns perfectly with the specifications for a 12kV switchgear component. It presents a solid, reliable feel that inspires confidence for its role in our electrical infrastructure. Customer service interactions were consistently professional and helpful. Any preliminary inquiries were addressed promptly with clear, knowledgeable responses, making the procurement process straightforward. Overall, a very satisfactory experience from order to receipt, focusing on the essential aspects of delivery, product integrity, and support.

R***W 2026-04-02

Absolutely outstanding experience from start to finish. The delivery was remarkably prompt and handled with the utmost care; the logistics team provided consistent updates and the packaging was secure and professional, ensuring the product arrived in pristine condition. Regarding the item itself, the build quality is immediately apparent—robust construction, precise machining, and components that exude durability and reliability. The service provided by the team was equally impressive; they were responsive, knowledgeable, and proactive in addressing all pre-delivery inquiries. Communication was clear and courteous throughout the entire process. This level of attention to detail in shipping, the evident superior craftsmanship of the product, and the exceptional customer support together create a seamless and highly satisfactory procurement experience. I am thoroughly pleased with every aspect of this transaction and would not hesitate to engage with this supplier again for future needs.

R***H 2026-03-24

Hassle-free delivery was the first thing that impressed me. The logistics were handled flawlessly, with the unit arriving exactly on schedule and in perfect condition. The packaging was robust and secure, showing clear attention to detail. Regarding quality, the construction feels exceptionally solid and professional. The materials and finish are top-notch, exactly as described. Customer service was equally outstanding; the support team was responsive and helpful throughout the entire process, answering all my pre-purchase questions promptly. Overall, a very smooth and satisfactory experience from order to receipt. I am confident in the product’s durability and the company’s reliability.

Y***B 2026-03-16

Beyond expectations in every aspect! The delivery was incredibly swift, arriving well ahead of the estimated schedule, which was a pleasant surprise. Packaging was robust and secure, ensuring the product was perfectly protected during transit. The build quality is immediately apparent; the materials feel substantial and the construction is precise, reflecting excellent craftsmanship. Communication from the seller was proactive and clear throughout the entire process, making everything straightforward. While I cannot comment on the technical performance or installation specifics, the overall impression from unboxing and visual inspection is overwhelmingly positive. The unit appears meticulously manufactured. This experience sets a high standard for ordering specialized industrial components. The seamless logistics, evident quality, and attentive service have made this a very satisfactory procurement. I would certainly consider this source for future needs based on this holistic experience. Everything was handled professionally from start to finish.

W***S 2026-03-13

Just received the vacuum circuit breaker and I am thoroughly impressed with the overall experience. The logistics were handled exceptionally well; the shipment arrived ahead of schedule, which was a pleasant surprise. The packaging was robust and secure, ensuring that the product was well-protected during transit. Every component was meticulously packed, and there was no sign of damage or mishandling. The delivery team was professional and courteous, making the unloading process smooth and efficient. They took the time to verify the contents with me, which added an extra layer of reassurance. The quality of the circuit breaker is outstanding. It is evident that great care and precision went into its manufacturing. The materials used feel durable and high-grade, promising longevity and reliability. The finish is impeccable, with no visible defects or imperfections. It is clear that this product is built to meet rigorous standards and perform under demanding conditions. The service provided by the company was exemplary from start to finish. The customer support team was responsive and knowledgeable, promptly addressing all my inquiries with clarity and patience. They provided detailed information and guidance, making the purchasing process straightforward and hassle-free. Their professionalism and dedication to customer satisfaction were evident in every interaction. Overall, this has been a seamless and positive experience. The combination of efficient logistics, superior quality, and exceptional service makes this purchase highly commendable. I would not hesitate to recommend this product and company to others in need of reliable high-voltage switchgear solutions.

V***T 2026-02-05

Communication from the supplier was clear and prompt, ensuring a smooth transaction. The packaging was exceptionally robust, with each component securely fastened and protected against transit damage. Upon inspection, the build quality appears outstanding; the materials feel solid and the craftsmanship is precise, meeting all specified standards. Delivery was handled by a reliable courier and arrived exactly within the estimated timeframe provided at checkout. The overall service experience was highly professional, from initial inquiry to post-delivery support. This level of care in logistics and attention to detail in product finishing is commendable and instills great confidence.

G***W 2026-01-25

Yikes, the delivery was incredibly fast and well-handled. Everything arrived perfectly packaged with no signs of damage whatsoever. The overall quality of the components appears robust and precisely manufactured, exactly as specified in the order. Customer service was responsive and helpful throughout the entire process, promptly answering all my preliminary questions. The logistical coordination was seamless, with clear tracking updates provided at every stage. I am thoroughly impressed by the professional handling from start to finish. The build and finish of the unit meet high standards, which gives me great confidence in its integration. Support staff were knowledgeable and courteous, making the procurement experience very smooth. Packaging was secure and appropriate for such a technical item, preventing any transit issues. The entire transaction reflected a high level of operational efficiency and attention to detail. I would certainly recommend this supplier based on this positive experience. The product's physical condition upon arrival confirmed the care taken in its preparation and shipment. All communications were clear and professional, fostering a sense of trust. This order was managed flawlessly, underscoring a commitment to excellence in both product and service delivery. The seamless process from placement to receipt was commendable and stress-free.

B***A 2026-01-24

Quick delivery and excellent packaging ensured the product arrived in perfect condition. The overall quality appears robust and meets the specifications outlined. Customer service was responsive and helpful throughout the ordering process. The logistics were handled efficiently, with clear communication at every stage. I am satisfied with the transaction and the professionalism demonstrated. The item was securely packed, preventing any potential damage during transit. The service team provided timely updates, which was greatly appreciated. The build quality seems solid and reliable for its intended application. The shipping was faster than anticipated, which was a pleasant surprise. The support staff was knowledgeable and addressed my queries promptly. The entire experience from order to receipt was seamless and positive. The product's construction looks durable and well-manufactured. The logistical coordination was flawless, resulting in a hassle-free delivery. The after-sales service has been commendable so far. The attention to detail in packaging reflects a commitment to product safety. The communication regarding shipment status was consistent and clear. The initial impression of the item's craftsmanship is very good. The delivery process was smooth and without any unnecessary delays. The customer support exhibited a high level of professionalism and courtesy. The physical condition upon arrival was impeccable, thanks to the secure packaging. The efficiency of the logistics partner contributed significantly to a positive experience. The service provided was attentive and met all expectations. The product's finish and apparent durability are impressive. The timely dispatch and arrival exceeded standard expectations. The assistance received during the order confirmation phase was thorough. The care taken in handling the shipment was evident. The overall service quality has been outstanding from start to finish. The product seems to be made from high-grade materials. The shipping timeline was accurate and reliable. The support team was proactive in ensuring a smooth transaction. The packaging materials used were more than adequate for protection. The delivery was executed without any issues or complications. The responsiveness of the service department is noteworthy. The item's build appears to align with industry standards for such equipment. The logistics operation was managed competently from origin to destination. The level of customer care received has been exceptional. The product arrived exactly as described and within the promised timeframe.

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