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All new products

Reliable VS1-12 Indoor High Voltage Circuit Breaker 630A/1250A

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Product Description

country of origin	China	Rated current	630A/1250A
brand	Zikai	Mechanical life	20000 times
model	ZN63(VS1)-12	Rated frequency	50Hz
Rated voltage	12kv	temperature	-40℃~+0℃

ZN63(VS1)-12

Number

Items

Unit

Data

Contact stroke

11±1

Exceed range(the compress length of contact sping)

3.5±0.5

Different period of three-phase break and close break

≤2

The jump time of contact close break

≤2

Contact pressure of closing contact

20kA

25kA

31.5kA

40kA

2000±200

2400±200

3100±200

4750±250

Average break speed

m/s

0.9~1.2

Average closing speed

0.5~0.8

Opening time

≤100

Closing time

≤50

arc time

≤15

Interruption time

≤65

Rated voltage

Rated frequency

Rated lightning impulse test voltage

75/85

Rated power frequency withstand voltage

42/48

Rated operating sequence

O-t-CO-t1-CO

Circuit breaker model	Rated current	Rated short circuit breaking current	Rated Duration of Short-circuit	Rated Duration of Short-circuit	Rated Short-circuit Breaking Current Breaking Times	Mechanical life
VS1-12	630 1250	20/25	50/63	4	100	20000
		1250 1600 2000 2500	31.5	80	4	50	20000
		1250 1600 2000 2500 3150	40	100	4	30	20000

Shanghai Zikai Electric Co., Ltd. is a production and sales-oriented enterprise specializing in the manufacturing of power equipment. We integrate design, research and development, manufacturing, and technical services. Our main products include gas-insulated switchgear , ring main units , prefabricated substations , high-voltage switchgear, low-voltage switchgear, cable branch boxes, outdoor switching stations, primary and secondary fusion pole-mounted circuit breaker, and indoor and outdoor high-voltage vacuum circuit breakers. The products are widely used in various distribution networks, including industrial and mining sectors, transportation, petrochemical and metallurgical industries, residential communities, and ports. Over the years, our products have been sold worldwide, reaching markets in the Americas, Europe, Africa ,the Middle East, and Southeast Asia. We have garnered unanimous praise from clients across thousands of projects. We adhere to the service philosophy: "What our peers can do is a duty, what our peers cannot do is our service!" and provide comprehensive consulting services to our customers.

1.Are you a trade company or a manufacturer? Shanghai Zikai Electric Co., Ltd. is a production and sales-oriented enterprise focusing on the production of power equipment, integrating design, research and development, manufacturing and technical services. 2.What are the main products of your company? Our company specializes in producing and selling high-quality electrical equipment, including vacuum circuit breakers, isolating switches, grounding switches, and various power accessories. Our flagship product is the ZW32-12 outdoor high-voltage vacuum circuit breaker, widely used for protection and control in power distribution systems. 3.How can I purchase your products? You can place an order online through our website or contact our sales team for more product information and quotations. We support multiple payment methods and provide worldwide shipping services. 4.How do you ensure the quality of your products? We strictly adhere to international standards and quality management systems. All products undergo rigorous testing and inspection before leaving the factory. We also offer a product quality guarantee period to ensure that the products you purchase meet your expected performance. 5.Do you offer customization services? Yes, we can provide customized services according to the specific needs of our customers. Whether it's product specifications, design, or functionality, our technical team can work with you to develop solutions that meet your requirements. 6.Can we visit your factory? Absolutely! We welcome customers to visit our production facilities and learn about our manufacturing processes and quality control measures. Please schedule an appointment in advance, and we will arrange for a professional team to host and accompany you during the visit. If you have any other questions or need further information, please feel free to contact us. We are dedicated to providing you with the best service.