| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Introducing the 12kv VAC605 High Voltage Embedded Pole for Vacuum Circuit Breaker - the ultimate solution for your high voltage needs! This Embedded Pole is designed to provide reliable sealing and insulation support for your vacuum interrupter and main loop conductive element. With its cutting-edge insulation material, this pole ensures maximum safety and efficiency for your circuit breaker.
The 12kv Embedded Pole is the perfect choice for those who demand the best in high voltage technology. Its advanced design and construction make it the ideal solution for a wide range of applications, from industrial to commercial. Meets or exceeds the requirement of IEC60694 and JB-T11203-2011.Whether you're looking for a reliable and efficient solution for your power distribution needs or need a high-performance circuit breaker for your facility, this Embedded Pole is the perfect choice.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 12 |
| Rated current | A | 1250 |
| Rated frequency | Hz | 50/60 |
| Rated short-time power frequency withstand voltage(1min) | kV | 48 |
| Rated lightning impulse withstand voltage | kV | 95 |
| Rated short-circuit breaking current | kA | 25/31.5 |
| Rated short-time withstand current | kA | 63/80 |
| Rated peak withstand current | kA | 63/80 |
| Rated short-circuit making current | kA | 25/31.5 |
| Rated short-circuit duration | s | 4 |
| Rated single capacitor bank breaking current | A | 400 |
| Rated back to back capacitor bank breaking current | A | 400 |
| Rated operating sequence | O-0.3s-CO180s-CO | |
| Breaking operations of rated short circuit breaking current | times | 30 |
| Mechanical life | times | 10000 |
| Contact automatic closing ability | N | 100±50 |
| Force required to hold contact open at full stroke | N | 160±50 |
| Circuit resistance at lowest rated contact force | μΩ | ≤25 |
| Contact limit erosion | mm | 3 |
| Internal gas pressure of vacuum interrupter | Pa | ≤1×10-3 |
| Partial discharge | Pc | ≤5 |
| Parameter item | Unit | Data |
| Clearance between open contacts | mm | 9±1 |
| Average opening speed | m/s | 1.05±0.15 |
| Average closing speed | m/s | 0.7±0.1 |
| Rated contact pressure | N | 2500±200 3100±200 |
| Contact bouncing duration at closing operation | ms | ≤3 |
| Closing and opening non-simultaneity of contacts | ms | ≤2 |
| Maximum rebound during opening | mm | ≤3 |
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