Mv Switchgear Component Indoor Vacuum Interrupter

Product Detail:The vacuum interrupter uses the wave ceramic as insulating shell, the contact material is CuCr alloy, the longitudinal magnetic field cup structure, with high breaking capacity, high insulation level, strong arc extinguishing ability, long life, small size and easy maintenance, No explosion risk, no pollution, low noise and so onMain technical parameterValueRated voltage12kVRated current630ARated frequency50HzRated short-time power frequency withstand voltage (1 min)42kVRated lightning impulse withstand voltage75kVRated short-time withstand current20KARated duration of short-circuit4 sRated peak withstand current50KARated short-circuit making current (peak)50kARated active load breaking current630ARated closed-loop breaking current630ARated cable-charing breaking current10ARated breaking current of single capacitor bank400ACircuit resistance at lowest rated contact force≤45μΩClosing force due to bellow and atmosphere70±40NForce required to hold contacts open at full storke120±40NContacts limit erosion3mmMechanical endurance10000 timesWeight of movable parts≤0.6kgStorage life20 yearsMechanical Requirements Of Vacuum Circuit Breaker:MECHANICAL DATA RQUIRED FOR THE MATCHEDVACUUM SWITCHGEARValueClearance between opening contacts8±1mmAverage opening speed1.0±0.2 m/sAverage closing speed0.6±0.2 m/sRated contacts pressure900±500NContacts bouncing duration at closing operation≤2msSynchronism of three phases≤2msContacts re-bouncing clearance at opening operation≤3mm/* 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