
AC 40.5kv Outdoor Vacuum Circuit Breaker
Outdoor AC vacuum circuit breakers are used to connect and disconnect load current, overload current and short-circuit current in 12/24kV, 50/60Hz power systems. It is suitable for substation, industrial and mining, urban and rural power grids, especially in the occasions of frequent operation...
Description
We hope to obtain the greatest profit with the smallest investment, and help customers increase production efficiency and improve quality of combined switch cabinet, Box-type prefabricated substation, Oil Immersed Distribution Transformers. We actively carry out the transformation of the internal management of the company, as well as staff training. In order to meet the needs of the company's development strategy, we have firmly established a 'people-oriented' modern human resource management concept. With the efforts of all employees, our company has formed a relatively complete quality management system and realized one-stop production, supply and sales. The tireless pursuit of high-quality products is our consistent survival rule. We always adhere to customer-centricity and regard good products as our foundation. Please feel free to contact us.
Outdoor AC vacuum circuit breakers are used to connect and disconnect load current, overload current and short-circuit current in 12/24kV, 50/60Hz power systems. It is suitable for substation, industrial and mining, urban and rural power grids, especially in the occasions of frequent operation and automatic distribution network. Comply with IEC622 71-100 & GB1984: AC high voltage circuit breaker, IEC60694 & GB/T11022: General technical requirements for HV switch control equipment.

| Name | Unit | Data | ||
| 12kV | ||||
| Rated voltage | KV | 12 | ||
| Rated current | A | 630,1250 | ||
Rated insulating level | 1min.PF withstand voltage | dry | KV | 42(across open contacts:48) |
| wet | 34 | |||
Lightning impulse withstand voltage(peak) | kv | 75(across open contacts:85) | ||
Rated short-circuit breaking current | KA | 20,25 | ||
Rated short-circuit making current (peak) | KA | 50,63 | ||
Rated peak withstand current | KA | 50,63 | ||
4s rated short-time withstand current | KA | 20,25 | ||
| Rated operating sequence | O-0.3s-CO-180s-CO | |||
Breaking times of rated short-circuit breaking current | times | 30 | ||
| Mechanical duration | times | 10000 | ||
Rated voltage of energy storage motor | V | DC or AC220,DC110, 48, 24 | ||
| Rated operation voltage | V | DC or AC220,DC110, 48,24 | ||
| Abrasions thickNess of contacts | mm | 3 | ||
Rated current of over-current release | A | 5 | ||
| Current transformer ratio | 200/5, 400/5, 600/5 (Protection degree: Ⅲ class, Class: 0.5) | |||
FAQ:
Q: Can we get samples for reference?
A: Yes, as long as the goods are of conventional type, you will be charged for the sample fee and related transportation costs.
Q: How to solve quality problems after sale?
A: Take photos of quality problems, and then send them to us for inspection and confirmation. We will provide you with a satisfactory solution within 3 days.
Q: What is the delivery time?
A: The delivery time depends on the quantity ordered, usually within 25-35 days after receiving the advance payment.
Q: What are your payment terms?
A: We accept Western Union, wire transfer, and irrevocable letters of credit.
Q: Can you print our brand on the product?
A: Yes, of course, we also carry out OEM to print the customer's brand on the product.
With our loaded practical experience and thoughtful solutions, we now have been identified for a trusted provider for numerous intercontinental consumers for Chinese wholesale AC 40.5kv Outdoor Vacuum Circuit Breaker. We always adhere to the tenet of 'survive by quality, innovation by technology, market-oriented, and user-oriented' to provide customers with high-quality products and first-class services. We wholeheartedly cooperate with new and old customers from all walks of life to create a brilliant future! Let's open a new chapter of mutual benefit and double win.
Hot Tags: high voltage 3 phase vacuum circuit breaker, China, manufacturers, suppliers, customized, Metal Enclosed Ring Main Unit, combined switch cabinet, Solid Insulated Metal Enclosed Switchgear, AC Switch Cabinet, GCS Drawer Type Switchgear Board, Outdoor Box Type Substation
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