12KV 630A Indoor Load Breaking Switch 101G with Vacuum
Interrupter Main Technical
DataMain Technical DataRated Voltage 12kVRated Current 630ARated Frequency50HzRated Short-time power frequency withstand voltage(1min)42kVRated Lighting impulse withstand voltage75kvRated short-time withstand current 16/20KARated peak withstand Current 40/50kARated short-circuit making current 40/50kARated short-circuit making current 630ARated active load breaking current 630ARated cable charging breaking current 10ARated sigle capacitor bank breaking current 400ARated duration of short-circuit4sMechanical life10000timesContact closing force due to bellows and atmosphere70±40NCounterforce at rated contact stroke120±50NCircuit resistance at rated contact force ≤45μΩShelf life 20 yearsContact erosion limit3mmWeight of moving parts≤0.7kgMechanical Data Required for matched vacuum switchgearRated contact stroke9±1mmAverage opening speed 1.0±0.2m/sAverage closing speed 0.65±0.2m/sAdded contact force 700/900±50NContact bouncing duration at closing operation≤2msContact bouncing bank amplitude of opening operation≤2mmThree-pole simultaneity≤1msDimensional
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