| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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·The new VS1-type indoor high-voltage vacuum circuit breaker is designed for 12kV and 24kV power systems.
·It serves as a control and protection unit for electrical facilities in industrial and mining enterprises, power plants, and substations.
·The circuit breaker features an integrated design of the operating mechanism and the breaker body, with a front-to-back split structure.
·It has a reliable interlocking function and can be used as a fixed installation unit or assembled with a chassis to form a handcart unit.
The main technical Paramenters
| Item | Unit | Value | |||
| Rated voltage | kV | 12 | |||
|
Rated Insulation Level |
Rated Lightning Impulse |
75 | |||
|
1 min Power Frequency Withstand Voltage |
42 | ||||
|
Rated Short-Circuit Breaking Current |
kA | 20 | 25 | 31.5 | |
|
Rated Current |
A | 630,1250 | 630,1250,1600 | ||
|
Rated Thermal Stability Current (RMS) |
kA | 20 | 25 | 31.5 | |
|
Rated Dynamic Stability Current (Peak) |
50 | 63 | 80 | ||
|
Rated Short-Circuit Making Current (Peak) |
50 | 63 | 80 | ||
|
Rated order of operation |
O-0.3s-CO-180s-CO |
||||
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Rated Thermal Stability Time |
s | 4 | |||
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Mechanical life |
times | 20000 | |||
Operating Environmental Conditions
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