Fzw28 12kv Three-Phase AC Outdoor Vacuum Circuit Breaker

Fzw28 12kv Three-Phase AC 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

As always, we will provide you with the best products at the best price, as well as technical moulding and finishing services at all times to meet your ever-changing needs for AC Metal-clad Electrical Switchgear, Indoor AC vacuum circuit breaker, Pole Mounted distribution transformer. Our goods will continue to enhance within the order and look forward to cooperation with you. Our company has trained a number of technical research and development personnel and management cadres, optimized the industrial structure of the enterprise, and established the leading position of the enterprise in the industry.

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.

To be an excellent supplier of Fzw28 12kv Three-Phase AC Outdoor Vacuum Circuit Breaker is our development goal. We will cherish every opportunity to work with you and hope to create a bright future with you with full enthusiasm and sincere service. Therefore, we can meet different inquiries from different clients. Base on the business concept of Quality first, we would like to meet more and more friends in the word and we hope provide the best product and service to you.

Hot Tags: high voltage 3 phase vacuum circuit breaker, China, manufacturers, suppliers, customized, power transformer and distribution transformer, insulated ring main unit switchgear, three phase 10kv Transformer, RMU 22kv, Electrical Control Panel Board, power transformers

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