OEM Customized Ac Parts Air Conditioner - 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 |
Product detail pictures:



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abide by the contract", conforms to the market requirement, joins during the market competition by its superior quality also as provides extra comprehensive and exceptional service for consumers to let them turn into significant winner. The pursue of the business, is definitely the clients' gratification for OEM Customized Ac Parts Air Conditioner - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy, The product will supply to all over the world, such as: Canberra , Mauritania , Danish , We have got constantly insisted on the evolution of solutions, spent good funds and human resource in technological upgrading, and facilitate production improvement, meeting the wants of prospects from all countries and regions.

This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!

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