| Customization: | Available |
|---|---|
| Electricity Type: | AC |
| Number of Pole: | 3 |
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Introducing the game-changing 12kV High Voltage Vacuum Interrupter for Load Break Switch! Get ready to experience a whole new level of power and efficiency with this cutting-edge product. Designed with utmost precision and crafted with the finest materials, this vacuum interrupter is set to revolutionize the industry.
With its ceramic insulating shell, this interrupter guarantees maximum safety and reliability. Say goodbye to those pesky interruptions and hello to uninterrupted power supply! The middle sealing or built-in fixed shielding tube ensures that your load break switch operates smoothly and efficiently, without any hiccups.
But that's not all! Our 12kV series vacuum interrupter is equipped with copper and chromium alloy contact material, ensuring exceptional conductivity and durability. No more worrying about wear and tear - this interrupter is built to last! VI is mainly applied to VFZN25-12kV series indoor MV load break switch. Meets or exceeds the requirement of IEC62271-100 and E2 level in GB1984-2003.
We've taken the time to optimize the structure of this interrupter, ensuring that it performs at its best. It's time to take your load break switch to the next level and experience the power of this high voltage vacuum interrupter.
Whether you're an industry expert or a savvy marketer, this product is sure to impress. Stand out from the crowd and make a statement with our 12kV High Voltage Vacuum Interrupter for Load Break Switch. Don't miss out on this opportunity to elevate your business to new heights.
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-time withstand current | kA | 20 |
| Rated peak withstand current | kA | 50 |
| Rated short-circuit making current | kA | 50 |
| Rated short-circuit duration | s | 3 |
| Rated power load breaking current | A | 630 |
| Rated closed-loop breaking current | A | 630 |
| Rated cable charging breaking current | A | 10 |
| Rated no-load transformer breaking current | A | 72.5 |
| Rated transfer current | kA | 3.15 |
| Mechanical life | times | 10000 |
| Contact closing force due to bellows and atomsphere | N | 60±20 |
| Force required to hold contact open at full stroke | N | 90±30 |
| Circuit resistance at lowest rated contact force | μΩ | ≤30 |
| Contact limit erosion | mm | 3 |
| Internal gas pressure | Pa | ≤1.33×10-3 |
| Weight of moving parts | kg | 0.3 |
| Storage life | year | 20 |
| Parameter item | Unit | Data |
| Rated clearance between open contacts | mm | 6±1 |
| Average opening speed | m/s | 1.0±0.2 |
| Average closing speed | m/s | 0.6±0.2 |
| Rated contact pressure | N | 700±100 |
| Contact bouncing duration at closing operation | ms | ≤3 |
| Closing and opening non-simultaneity of contacts | ms | ≤2 |
| Maximum rebound during opening | mm | ≤2 |
| Rated contact stroke | mm | 3±0.5 |
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