| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Energy-storage Type |
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Introducing the 12kv High Voltage VAC608 Embedded Pole for Vacuum Circuit Breaker, the perfect solution for your vacuum circuit breaker parts needs. This product is designed with the highest quality materials and advanced technology to ensure reliable and efficient performance.
The embedded pole uses insulation material to reliably seal the vacuum interrupter and the main loop conductive element, as well as the insulation support as a whole. This design offers several advantages, including improved safety, increased durability, and enhanced performance.
With a 12kv rating, this embedded pole is suitable for a wide range of applications and can handle high voltage loads with ease. It is also designed to be easy to install and maintain, making it an ideal choice for businesses looking for a reliable and cost-effective solution.This embedded pole is mainly applied to VZN63-12kV series VCB.(H=275mm). Meets or exceeds the requirement of IEC60694 and JB-T11203-2011.
Whether you are looking to upgrade your existing vacuum circuit breaker or are in need of new parts, the 12kv High Voltage VAC608 Embedded Pole is the perfect choice. With its advanced design and superior performance, this product is sure to meet all of your needs and exceed your expectations.
Specification of VI
| Parameter item | Unit | Data |
| Rated voltage | kV | 12 |
| Rated current | A | 1600/2500 |
| 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 | 40 |
| Rated short-time withstand current | kA | 100 |
| Rated peak withstand current | kA | 100 |
| Rated short-circuit making current | kA | 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 | 120±50 |
| Force required to hold contact open at full stroke | N | 200±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 | 9±1 |
| Average opening speed | m/s | 1.05±0.2 |
| Average closing speed | m/s | 0.7±0.1 |
| Rated contact pressure | N | 4300±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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