| Breaking Capacity: | Low Voltage Circuit Breakers |
|---|---|
| Operation: | Energy-storage Type |
| Speed: | Normal Type Circuit Breaker |
| Arc-extinguishing Medium: | Vacuum |
| Installation: | Fixed |
| Structure: | ACB |
| Samples: |
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| Customization: |
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Audited Supplier Introducing the extraordinary LV Vacuum Contactor Interrupter with a remarkable 1.14kv rating! Get ready to experience a whole new level of electrical efficiency and reliability with this cutting-edge product.
At VACEM, we pride ourselves on being industry leaders in the field of electrical products, and our vacuum interrupter is no exception. Crafted with precision and expertise, this ceramics type interrupter is designed to deliver exceptional performance and durability.
With a voltage range spanning from 1.14kV to 40.5kV, and a current capacity ranging from 63A to 4000A, our LV Vacuum Contactor Interrupter is the perfect solution for a wide range of electrical applications. Whether you're in need of a reliable interrupter for your industrial machinery or looking to upgrade your power distribution system, this product is guaranteed to meet and exceed your expectations. VI is mainly applied to VCKJ5-1250A horizontal LV AC vacuum contactor. Meets or exceeds the requirement of IEC60947-4 and GB/T14048-2001.
But what sets our LV Vacuum Contactor Interrupter apart from the competition? It's the result of years of research and development, combined with our unwavering commitment to quality. We understand the importance of a product that not only performs flawlessly but also stands the test of time. That's why our interrupter is built to withstand even the harshest operating conditions, ensuring uninterrupted power supply and peace of mind for our customers.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 1.14 |
| Rated current | A | 1000/1250 |
| Rated frequency | Hz | 50/60 |
| Rated short-time power frequency withstand voltage(1 min) | kV | 10 |
| Rated lightning impulse withstand voltage | kV | 16 |
| Rated connecting current | kA | 10 |
| Rated breaking current | kA | 8 |
| Rated maximum sectional current | kA | 8 |
| Rated minimum sectional current | A | 250 |
| Rated short-time withstand current | kA | 8 |
| Rated short-circuit duration | s | 4 |
| Mechanical life | ten-thousand times | 50 |
| Rated breaking time AC3 | ten-thousand times | 15 |
| Rated breaking time AC4 | ten-thousand times | 6 |
| Contact closing force due to bellows and atomsphere | N | 90±20 |
| Force required to hold contact open at full stroke | N | 110±30 |
| Circuit resistance at rated contact force | μΩ | ≤50 |
| Contact limit erosion | mm | 2 |
| Storage life | year | 20 |
| Parameter item | Unit | Data |
| Rated clearance between open contacts | mm | 2.5±0.2 |
| Average opening speed | m/s | 0.6±0.1 |
| Average closing speed | m/s | 0.3±0.1 |
| Rated contact pressure | N | 150±20 |
| Contact bouncing duration at closing operation | ms | ≤3 |
| Closing and opening non-simultaneity of contacts | ms | ≤2 |
| Rated contact stroke | mm | 1.1±0.2 |
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