12kv High Voltage Vacuum Interrupter for High Voltage Applications

Vacuum interrupter for vacuum circuit breakerTD-12/630-20(VAC306C)  General descriptionGet ready to experience the power of the 12kV series vacuum interrupter! With its ceramic insulating shell, middle sealing or built-in fixed shielding tube, and copper and chromium alloy contact material, this product is designed to deliver top-notch performance. The cup-shaped longitudinal magnetic electrode has been optimized to ensure uniform electromagnetic field distribution, making it more stable and reliable. Plus, the sophisticated insulation process takes the product's insulation level to new heights.But that's not all - VACEM has introduced two series of 12kV vacuum interrupter to meet the needs of customers. Whether you need air insulation, embedded insulation, or external insulation protection, we've got you covered. This product is perfect for use as a control and protection device in transmission and distribution electrical power grids with a frequency of 50Hz/60Hz, rated voltage of 12kV, rated current of 630A-4000A, and rated short circuit breaking current of 5kA-40kA.VI is mainly applied to VZW20 series outdoor MV vacuum circuit breaker. Meets or exceeds the requirement of IEC62271-100 and E2 level in GB1984-2003.So what are you waiting for? Choose the 12kV High Voltage Vacuum Interrupter for High Voltage Applications and experience the power and reliability you deserve. Main technical parameterSpecification of VIParameter itemUnitDataRated voltagekV12Rated currentA630Rated frequencyHz50/60Rated short-time power frequency withstand voltage(1 min)kV42Rated lightning impulse withstand voltagekV75Rated short-circuit breaking currentkA20Rated peak withstand currentkA50Rated short-circuit making currentkA50Rated short-time withstand currentkA20Rated short-circuit durations4Rated single capacitor bank breaking currentA630Rated back to back capacitor bank breaking currentA400Breaking operation of rated short circuit breaking currenttimes30Mechanical lifetimes10000Contact closing force due to bellows and atomsphereN90±30Force required to hold contact open at full strokeN150±40Circuit resistance at lowest rated contact forceμΩ≤25Contact limit erosionmm3Internal gas pressurePa≤1.33×10-3Weight of moving partskg0.7Storage lifeyear20Specifications required for matched switchgearParameter itemUnitDataRated clearance between open contactsmm9±1Average opening speedm/s1.1±0.2Average closing speedm/s0.6±0.2Rated contact pressureN2000±200Contact bouncing duration at closing operationms≤2Closing and opening non-simultaneity of contactsms≤2Maximum rebound during openingmm≤2Rated contact strokemm3.5±0.5Product show International fairs Company show /* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1