Medium Voltage Pole Mounted Vacuum Circuit Breaker for Grid

Medium Voltage Pole Mounted Vacuum Circuit Breaker for Grid

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

Our company adheres to the development direction of 'industrialization' and strives to become a well-known three-phase 10kv Transformer, 12kv Solid Insulated RMU, Outdoor distribution transformers supplier at home and abroad. We are always waiting for your visit and guidance! We cater to the trend of the times and introduce the latest technology to meet the needs of customers. Gaining client pleasure is our company's aim without end. We rely on the advantages of existing channel resources and network resources, and we form the exclusive core competitiveness of the enterprise in the down-to-earth struggle.

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.


vacuum circuit breakers


NameUnitData
12kV
Rated voltageKV12
Rated currentA630,1250

Rated

insulating

level

1min.PF

withstand voltage

dryKV42(across open contacts:48)
wet34

Lightning impulse

withstand voltage(peak)

kv75(across open contacts:85)

Rated short-circuit breaking current

KA20,25

Rated short-circuit making current (peak)

KA50,63

Rated peak withstand current

KA50,63

4s rated short-time withstand current

KA20,25
Rated operating sequence
O-0.3s-CO-180s-CO

Breaking times of rated short-circuit breaking current

times30
Mechanical durationtimes10000

Rated voltage of

energy storage motor

VDC or AC220,DC110, 48, 24
Rated operation voltageVDC or AC220,DC110, 48,24
Abrasions thickNess of contactsmm3

Rated current of over-current release

A5
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.

Our products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for Medium Voltage Pole Mounted Vacuum Circuit Breaker for Grid. We make unremitting efforts to realize the goal of 'We Will Always Keep in Pace with the Time'. Hope to get inquiries type you and construct a long-term co-operation partnership.

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