| Electricity Type: | AC |
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| Number of Pole: | 3 |
| Phase: | 3 |
| Main Circuit Rating Voltage: | High Voltage |
| Main Circuit Rating Current: | 630A |
| Type: | Ac Contactors |
| Samples: |
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| Customization: |
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Audited Supplier Introducing our High Voltage Vacuum Interrupter for 12kV Load Break Switch, the ultimate solution for your electrical needs! With its cutting-edge technology and exceptional performance, this vacuum interrupter is designed to meet the highest industry standards and deliver outstanding results.
The 12kV series vacuum interrupter is equipped with a ceramic insulating shell, ensuring maximum insulation and protection. This innovative design guarantees the safety and reliability of your electrical systems, giving you peace of mind and confidence in your operations. 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.
Featuring a middle sealing or built-in fixed shielding tube, this vacuum interrupter provides enhanced protection against external factors such as moisture, dust, and other contaminants. This ensures the longevity and durability of the interrupter, making it a cost-effective investment for your business.
The copper and chromium alloy contact material used in our vacuum interrupter ensures excellent conductivity and low resistance, resulting in efficient electrical transmission. This translates to reduced energy loss and increased overall efficiency, saving you both time and money.
With its optimized structure, our High Voltage Vacuum Interrupter for 12kV Load Break Switch offers superior performance and reliability. It is specifically designed to handle high voltage applications, making it ideal for a wide range of industries including power generation, distribution, and transmission.
Invest in our High Voltage Vacuum Interrupter for 12kV Load Break Switch and experience the difference it can make in your electrical systems. With its exceptional performance, reliability, and safety features, this vacuum interrupter is the perfect choice for businesses looking to optimize their operations and stay ahead in the competitive market.
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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