Draw out Type 12kv 630A Vacuum Circuit Breaker with Insulated Cylinder

Draw out Type 12kv 630A Vacuum Circuit Breaker with Insulated Cylinder

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 have a young, high-quality, pioneering scientific research team that combines modern information technology to research and develop high-quality compact metal-enclosed switchgear, insulation for switchgear, Low Voltage Switchgear Cabinet. We always take integrity, unity, efficiency, and innovation as our business tenet, and serve global customers wholeheartedly for a better future! Our pursuit goals is 'for society, customers, employees, partners and enterprises to seek reasonable benefit'. We focus on customer needs, meet customer requirements and strive to exceed customer expectations. As an enterprise with a strong sense of responsibility and social conscience, we will actively assume social responsibilities while we are committed to our own development.

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 carry on to build and style and design remarkable quality items for both our outdated and new clients and reach a win-win prospect for our clients at the same time as us for Draw out Type 12kv 630A Vacuum Circuit Breaker with Insulated Cylinder. Our company figured 'surpassing is power, quality is the customer', and we have won the trust of customers at home and abroad. Our company always adhere to quality first, we serve our customers attentively and strive to improve our professional level. Satisfactory service and high-quality products are our unremitting pursuit and driving force.

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