控件[tem_25_34]渲染出错,Source:未将对象引用设置到对象的实例。

ZN63-12(VS1-12)indoor high voltage vacuum circuit breaker for switchgear 12Kv

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Product Details

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.  

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-COO-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                                                                                   5 0 %

 

 

 

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控件[tem_25_34]渲染出错,Source:未将对象引用设置到对象的实例。