| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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The High Voltage Embedded Pole for Vacuum Circuit Breaker is a game-changer in the field of electrical engineering. This innovative product uses top-quality insulation material to reliably seal the vacuum interrupter and the main loop conductive element, as well as the insulation support as a whole. The result is a product that boasts simple assembly, stable weight, high reliability, and strong environmental pollution tolerance.
This Embedded Pole is perfectly matched with relevant indoor and outdoor vacuum circuit breakers or vacuum distribution devices. It is especially useful in frequent operation places such as electric power, machinery, chemical industry, metallurgy, mining, and other departments. With a frequency of 50Hz/60Hz and rated voltage options of 12kV, 17.5kV, 24kV, 27.5kV, and 40.5kV, this product is versatile and can be used in a wide range of applications. This embedded pole is mainly applied to VD4-40.5kV series VCB. Meets or exceeds the requirement of IEC60694 and JB-T11203-2011.
The 36kv 40.5kv High Voltage Embedded Pole for Vacuum Circuit Breaker is a must-have for any industry that requires reliable and efficient electrical equipment. Its advanced design and superior performance make it an excellent choice for those who demand the best. So, if you're looking for a Vacuum Circuit Breaker Part that is both reliable and efficient, look no further than the High Voltage Embedded Pole.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 36/40.5 |
| Rated current | A | 1250/1600/2000/2500 |
| Rated frequency | Hz | 50/60 |
| Rated short-time power frequency withstand voltage(1min) | kV | 95 |
| Rated lightning impulse withstand voltage | kV | 185 |
| Rated short-circuit breaking current | kA | 31.5 |
| Rated short-time withstand current | kA | 80 |
| Rated peak withstand current | kA | 80 |
| Rated short-circuit making current | kA | 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 | 20 |
| Mechanical life | times | 10000 |
| Contact automatic closing ability | N | 120±50 |
| Force required to hold contact open at full stroke | N | 240±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 | 18±1 |
| Average opening speed | m/s | 1.55±0.15 |
| Average closing speed | m/s | 0.7±0.2 |
| Rated contact pressure | N | 3200±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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