| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Introducing the 12kv High Voltage Embedded Pole VAC618, the ultimate solution for your vacuum circuit breaker needs! This top-of-the-line product is designed to provide reliable and efficient performance, making it the perfect choice for any industrial application.
With its innovative embedded pole technology, this product uses high-quality insulation material to seal the vacuum interrupter and the main loop conductive element, providing a complete insulation support system. This unique design offers a range of benefits, including improved safety, enhanced durability, and increased efficiency. Meets or exceeds the requirement of IEC60694 and JB-T11203-2011.
Whether you're looking for vacuum circuit breaker parts or a complete 12kv embedded pole solution, the VAC618 has you covered. With its advanced features and superior performance, this product is sure to exceed your expectations and deliver outstanding results.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 12 |
| Rated current | A | 2500 |
| 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 | 31.5/40 |
| Rated short-time withstand current | kA | 80/100 |
| Rated peak withstand current | kA | 80/100 |
| Rated short-circuit making current | kA | 31.5/40 |
| 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 | 140±50 |
| Force required to hold contact open at full stroke | N | 220±50 |
| Circuit resistance at lowest rated contact force | μΩ | ≤20 |
| 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 | 1.20±0.2 |
| Average closing speed | m/s | 0.6±0.2 |
| Rated contact pressure | N | 4600±200 |
| Contact bouncing duration at closing operation | ms | ≤2 |
| Closing and opening non-simultaneity of contacts | ms | ≤2 |
| Maximum rebound during opening | mm | ≤2 |
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