
40.5kv Outdoor AC 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 are committed to becoming a benchmark in the high voltage vacuum circuit breaker, Combined Box-type Substation, oil-immersed transformer industry. Relying on the continuous improvement of product quality and high-quality service concept, we have successively cooperated with many domestic and foreign merchants. We are eager to provide customers with returns and unexpected surprises beyond their expectations. The continuous innovation of products, the pursuit of efficient service and the resulting self-confidence and pride are the full connotation of our spirit. "Promptness, enthusiasm, perfection and consideration for users" is the service tenet of our after-sales service personnel.
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.
After years of unremitting efforts, we have formed a complete set of pre-sale, sales and after-sales service system, and become the leader in the 40.5kv Outdoor AC Vacuum Circuit Breaker industry. We adhere to the quality policy of 'survive by quality, promote development by brand', constantly improve the quality of our products, and improve our comprehensive strength to meet customer needs. Since we always stick to the principle of taking science and technology as the guide, quality and service for survival, we are rapidly rising in the fierce market competition.
Hot Tags: high voltage 3 phase vacuum circuit breaker, China, manufacturers, suppliers, customized, High Voltage AC switchgear, GCS Drawer Type Switchgear Board, 11kv Transformer, Low Voltage Cabinet, Gas Insulated RMU, Armored removable switchgear
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