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Chinese wholesale Electric Contactor 110v 220v 380v - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy

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Chinese wholesale Electric Contactor 110v 220v 380v - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy Detail:

VS1-12 vacuum circuit breaker

is a type of high voltage switch which appropriate to 12kv, 50Hz three phase alternating current system, applicable for protecting and controlling, especially appropriate to frequent operation and short circuit places. This type is mainly used in fixed or drawble type switchgear .

Advantages

  • Simple structure
  • Adapt ultra low resistance type vacuum interrupter
  • Adapt optimization and modular spring operating mechanism
  • Suitable for occasions with frequent operation
  • Free maintenance and long service life
  • High reliable performance

Ambient condition

1 Ambient temperature: max +40°C min -15°C(conveyance under -30°C is allowed)

2 Altitude: ≤1000m

3 Relative humidity: daily average relative humidity: ≤95%; monthly average relative humidity≤90%; daily average saturated vapor pressure ≤2.2*10-3 MPa; monthly average value   ≤1.8*10-3 MPa

4 Earthquake intensity: ≤8 degree

5 The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

 

Main Technical Parameters

Item

Description

Unit

Data

1

Rated voltage

KV

12

 

Rated frequency

Hz

50/60

3

Rated current

A

630  1250  1600  2000 2500  3150

4

Rated short-circuit breaking current

kA

25,31.5,50KA

5

Rated short-circuit making current(peak value)

kA

50,63,80

6

Rated short-time withstand current

kA

20,25,31.5

7

Rated withstand current(peak value)

 

50,63,80

8

Rated insulation level

Lightning impulse withstand voltage

KV

145

1 min power-frequency withstand voltage

64

9

Rated operating sequence

 

OC-0.3s-CO-180S-CO

11

Rated short-circuit duration

s

4

12

Times of breaking with the rated short-circuit current

Times

30

13

Mechanical life

Times

10000

14

Weight

kg

150

VS1

 


Product detail pictures:

Chinese wholesale Electric Contactor 110v 220v 380v -
 VS1-12KV MV Vacuum Circuit Breaker  – Simply Buy detail pictures

Chinese wholesale Electric Contactor 110v 220v 380v -
 VS1-12KV MV Vacuum Circuit Breaker  – Simply Buy detail pictures

Chinese wholesale Electric Contactor 110v 220v 380v -
 VS1-12KV MV Vacuum Circuit Breaker  – Simply Buy detail pictures


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We've one of the most innovative manufacturing devices, experienced and qualified engineers and workers, recognized good quality handle systems and also a friendly experienced income team pre/after-sales support for Chinese wholesale Electric Contactor 110v 220v 380v - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy, The product will supply to all over the world, such as: Botswana , Philippines , Switzerland , Our company is continuing to serve customers with high quality, competitive price and timely delivery. We sincerely welcome friends from all over the world to cooperate with us and enlarge our business. If you are interested in our products, please feel free to contact us. We would love to provide you with further information.
  • We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
    5 Stars By Jacqueline from Sierra Leone - 2016.11.29 11:09
    In our cooperated wholesalers, this company has the best quality and reasonable price, they are our first choice.
    5 Stars By Liz from Jeddah - 2016.09.09 10:18
    
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