Factory Outlets 220v Single Phase Contactor - 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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To be able to give you benefit and enlarge our business, we also have inspectors in QC Team and assure you our greatest service and products for Factory Outlets 220v Single Phase Contactor - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy, The product will supply to all over the world, such as: Serbia , Rome , Denmark , We are your reliable partner in international markets with the best quality products. Our advantages are innovation, flexibility and reliability which have been built during the last twenty years. We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sales and after-sales service ensures strong competitiveness in an increasingly globalized market.
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