| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Introducing the 12kv High Voltage Vacuum Interrupter Plus - the ultimate solution for all your high voltage needs! This vacuum interrupter is designed to provide you with the best performance and reliability, making it the perfect choice for your industrial applications.
Crafted with precision and expertise, this vacuum interrupter boasts a ceramic insulating shell that ensures maximum insulation and protection. The middle sealing or built-in fixed shielding tube further enhances its durability and safety, making it a reliable choice for all your high voltage needs.
The copper and chromium alloy contact material used in this vacuum interrupter ensures excellent conductivity and resistance to wear and tear. This means that you can rely on it to deliver consistent performance, even in the most demanding environments
With its optimized structure, this vacuum interrupter is designed to provide you with the best possible performance. It is easy to install and maintain, making it a hassle-free choice for your industrial needs.VI is mainly used for VZW8 series MV vacuum circuit breaker. Meets or exceeds the requirement of IEC62271-100 and E2 level in GB1984-2003.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 12 |
| Rated current | A | 630 |
| Rated frequency | Hz | 50/60 |
| Rated short-time power frequency withstand voltage(1 min) | kV | 42 |
| Rated lightning impulse withstand voltage | kV | 75 |
| Rated short-circuit breaking current | kA | 20 |
| Rated peak withstand current | kA | 50 |
| Rated short-circuit making current | kA | 50 |
| Rated short-time withstand current | kA | 20 |
| Rated short-circuit duration | s | 4 |
| Rated single capacitor bank breaking current | A | 630 |
| Rated back to back capacitor bank breaking current | A | 400 |
| Breaking operation of rated short circuit breaking current | times | 30 |
| Mechanical life | times | 10000 |
| Contact closing force due to bellows and atomsphere | N | 90±30 |
| Force required to hold contact open at full stroke | N | 150±40 |
| Circuit resistance at lowest rated contact force | μΩ | ≤25 |
| Contact limit erosion | mm | 3 |
| Internal gas pressure | Pa | ≤1.33×10-3 |
| Weight of moving parts | kg | 0.7 |
| Storage life | year | 20 |
| Parameter item | Unit | Data |
| Rated clearance between open contacts | mm | 10±1 |
| Average opening speed | m/s | 1.1±0.2 |
| Average closing speed | m/s | 0.6±0.2 |
| Rated contact pressure | N | 2000±200 |
| Contact bouncing duration at closing operation | ms | ≤2 |
| Closing and opening non-simultaneity of contacts | ms | ≤2 |
| Maximum rebound during opening | mm | ≤2 |
| Rated contact stroke | mm | 3.5±0. |
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