Original Factory Failure Protection Device Relay - 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:



Related Product Guide:
Bing’s support for Google AMP just took a big step forward | 19mm Momentary Push Button
The buyer’s guide to electric-car charging stations | Lrd12 Overload Relay
We attempt for excellence, company the customers", hopes to be the top cooperation team and dominator company for personnel, suppliers and customers, realizes price share and continual marketing for Original Factory Failure Protection Device Relay - VS1-12KV MV Vacuum Circuit Breaker – Simply Buy, The product will supply to all over the world, such as: Qatar , Lesotho , Puerto Rico , We are proud to supply our products and solutions to every costumer all around the world with our flexible, fast efficient services and strictest quality control standard which has always approved and praised by customers.
A good manufacturers, we have cooperated twice, good quality and good service attitude.
-
China Cheap price Free Standing Kbk Crane - SK...
-
One of Hottest for Electrical Switch Tc Contact...
-
18 Years Factory Contactless Contactor - ZL75 ...
-
Personlized Products Scooter Motor Starter - A...
-
professional factory for Lc1 D32 Ac Contactor -...
-
Good quality Remote Control Ict Contactors - N...

