Zhejiang Pingchao Electric Co.,Ltd

12kV Indoor Vacuum Circuit Breaker

High Voltage VCB for Switchgear

High Voltage VCB for Switchgear

VS1-12 indoor high voltage vacuum circuit breaker applies to power system of rated voltage 12kv as a protective and control unit for power grid equipment and industrial power equipment. It can equip with KYN28(GZS1), XGN, GG-1A and other types of switchgear panels....
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ZN63-12(VS1-12)indoor high voltage vacuum circuit breaker for switchgear 12kV

VS1-12 indoor high voltage vacuum circuit breaker applies to power system of rated voltage 12kv as a protective and control unit for power grid equipment and industrial power equipment. It can equip with KYN28(GZS1), XGN, GG-1A and other types of switchgear panels. 

Related products: isolated handcart, fuse handcart and voltage transformer handcart.  

 

Main technical data 

No.

Item

Unit

Data

1

Rated voltage

kV

12

2

Rated frequency

Hz

50

3

Rated insulation level

1min power   frequency withstand voltage

KV

42

Rated lightning impulse withstand voltage

KV

75

4

Rated current

A

630

1000

1250

1600

2000

2500

3150

4000

5

Rated   short-circuit breaking current

Rated   short-time withstand current (virtual value)

kA

20

20

20

     

25

25

25

25

    
 

31.5

31.5

31.5

31.5

31.5

  
  

40

40

40

40

40

40

       

50

6

Rated short   circuit making current Dynamic stability rated current

kA

50

50

50

     

63

63

63

63

    
 

80

80

80

80

80

  
  

100

100

100

100

100

100

       

125

7

Rated   short-circuit breaking current breaking time

Times

(above   40KA)

8

Rated   short-circuit duration

S

4

9

Rated   operation sequence

 

O-0. 3s-CO-180s-CO,O-180s-CO-180s-CO(above   40kA)

10

Mechanical   life

times

30000

11

Rated   breaking current of single capacitor bank

A

630

12

Rated   breaking current of back

to back   capacitor bank

A

400

13

Maximum D.C   componen 50 %

 

FAQ:

Why choose pingchao Electric

Here at Pingchao Electric Company,Promise customer satisfaction and guarantee first-class service. With over 5 years of business experience,we guarantee that our products are of the highest quality and reasonable price.

What are our services?

We manufacture 12kV, 24kV, 40.5kV switchgear fittings,Mainly earthing switches, interlocking devices, Vacumm circuit breaker,chassis trucks,copper contact,contact box ect.

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