Rated Short Circuit Breaking Current 25, 31.5, 40 12kv VS1 Indoor Vacuum Circuit Breaker

Rated Short Circuit Breaking Current 25, 31.5, 40 12kv VS1 Indoor Vacuum Circuit Breaker

Negotiable /Piece

Min.Order:1 Piece

Supply Ability:
0 Piece / Pieces per Month
Payment Terms:
T/T L/C D/P D/A
Delivery Detail:
7 days

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Brand Name:
Mingde Electrical
Place of Origin:
China
Model Number:
VS1

Ningbo Mingde Electrical Science&Technology Co., Ltd

Business Type: Trading Company
Main Products: D45 guitar martin D45 guitar

Product Details

Delivery Time:30 days
Certification:GB1984, IEC

Rated Short Circuit Breaking Current 25, 31.5, 40 12kv VS1 Indoor Vacuum Contactor

Vacuum Contactor Main specifications and technical parameters ( Refer to Tab 1)

No

Item

Unit

Technical data

1. 

Rated voltage

kV

12

2. 

Rated short-time 

power frequency withstand voltage

(1min)

42

3. 

Rated lightning

impulse withstand voltage (peak value)

75

4. 

Rated Frequency

Hz

50

5. 

Rated current

A

630

1250

630  1250 1600  2000

2500  3150

1250 1600

2000  2500 

3150  4000*

6. 

Rated short circuit breaking current

kA

25

31.5

40

7. 

Rated short time withstand current

25

31.5

40

8. 

Rated short-circuit duration

s

4

9. 

Rated peak value withstand current

kA

63

80

100

10. 

Rated short-circuit closing current (peak value)

63

80

100

11. 

Secondary circuit power frequency

withstand voltage(1 min)

V

2000

12. 

Rated single/ back-to-back capacitor bank

breaking current

A

630/400 (40 kA for 800/400)

13. 

Rated capacitor bank making rush

current

kA

12.5(frequency 

no more than 1000Hz)

14. 

Opening time

ms

20~50

15. 

Closing time

35~70

16. 

Mechanical life

Time

10000   30000   60000

17. 

Breaking times at rated short-circuit current

Time

50 (40 kA for 30)

18. 

Permissible wear accumulated thickness

of moving and fixed contact

mm

Contact Supplier

Alec Sun Sales Chat Now
Telephone
86-574-63287928
Mobile
86-13625845635
Fax
86-574-63287927
Skype
windymingde
Address
151Huapeng Road,Kandun Industrial Park,Cixi Ningbo zhejiang Liaocheng,Shandong

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