11kV Vacuum Breaker Product Description
VS1 11kV 630A Indoor Medium Voltage Vacuum Circuit Breaker:
Applicable place: (particularly to the places needing frequent operation)
1.the electrical equipment control and protection in industrial.
2.mining enterprises.
3.power plants.
4.substations.
It can be fixed in a switch cabinet or installed on a wheeled.
Stable performance and easy installation.
Advantages
1.Simple structure.
2.Adapt ultra low resistance type vacuum interrupter.
3.Adapt optimization and modular spring operating mechanism.
4.Suitable for occasions with frequent operation.
5.Free maintenance and long service life.
6.High reliable performance.
Environmental Conditions
Ambient temperature: - 40°C~+40°C
Relative humidity: ≤95%
Altitude: ≤ 1000m
Structure and Function
Description |
Unit |
Data |
|
Rated voltage |
KV |
11 |
|
Max. voltage |
KV |
12 |
|
Rated current |
A |
630 | |
Rated short-circuit breaking current |
kA |
25 |
|
Mechanical life |
Times |
10000 |
Outline and installation dimension
Rated current(A) | 630 |
Rated short-time withstand current(kA) | 25 |
Fixed contact size D(mm) | Φ49 |
Interphase distance(mm) | 210±1.5 |