Indoor Vs1 12kv 1250A Fixed High Medium Voltage Vacuum Circuit Breaker

Indoor Vs1 12kv 1250A Fixed High Medium Voltage 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 firmly committed to our core mission of building the brand reputation of a trusted supplier of Combined Type Substation, Pole Mounted Single Phase Transformers, Drawer Type Switchgear. Our production have been exported to many countries and regions as first hand source with lowest price. We believe that forward-looking companies are more proactive in the future, and foresight is reflected in the judgment and choice at every critical point. Our company will adhere to the long-term service concept of 'use our efforts to create customers' brilliance', and look forward to developing more extensive cooperation with customers all over the world.

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.

We will continue to improve the company's management level and business quality, to provide our customers with more complete service and quality Indoor Vs1 12kv 1250A Fixed High Medium Voltage Vacuum Circuit Breaker. We continue to improve product quality in the spirit of professionalism. The company adheres to the principle of user-centered and integrity management, and dedicated pre-sales, in-sales, and after-sales services to satisfy our clients.

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