China Withdrawable Vacuum Circuit Breaker, 12kv, Vd4, Find details about China Vacuum Circuit Breaker, Vcb from Withdrawable Vacuum Circuit Breaker, 12kv, Vd4
Product Description
VCB VD4 12kV 630A Indoor High-voltage Vacuum Circuit Breaker:
Interphase distance:210mm
Handcart type
Double spring operating mechanism
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 handcart.
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 (below 35°C within 24 hours)
Relative humidity: ≤95% (daily average) or ≤90% (monthly average)
Altitude: ≤ 1000m
Description | Unit | Data |
Rated voltage | KV | 12 |
Max. voltage | KV | 12 |
Rated current | A | 630 |
Rated short-circuit breaking current | kA | 20 |
Mechanical life | Times | 10000 |