24kV Indoor Medium Voltage Side Installation Type Vacuum Circuit Breaker

General descriptionThe ZN83-24KV series VCB is an exciting new addition to the indoor switchgear lineup from VACEM Co., Ltd. Designed specifically for 24KV power systems, this cutting-edge product is sure to impress.One of the standout features of the ZN83-24KV series is its optimized modular spring operating mechanism. This mechanism not only ensures high reliability but also boasts a long service life and requires minimal maintenance. With this innovative design, you can trust that your power system will be in safe hands.The ZN83-24KV series vacuum circuit breaker is not just any ordinary switchgear. It serves as a powerful protection and control unit for power equipment in industrial and mining enterprises. What sets it apart is its ability to thrive in even the harshest environments, thanks to its frequent operation and multiple disconnection capabilities for short-circuits.Experience the thrill of the ZN83-24KV series VCB and take your power system to new heights.Main technical parameter ItemUnitDateRated voltagekV24Rated frequencyHz50Rated insulation level1min power frequency withstand voltagepole to earthkV65phasekV79lightning impulse withstand voltagepole to earthkV125phasekV145Power frequency withstand voltage of secondary circuitV2000Rated currentA630630125012501250125016003150  2000 Rated short-circuit breaking currentkA202531.5Rated short-time withstand currentkA202531.5Rated short circuit durations Rated peak withstand currentkA506380Rated short-circuit making currentkA506380Rated short-circuit current breaking time (classE2)times30 Rated single/back to back capacitor bank breaking currentA630/400Clearance between open contactsmm12~14Contact strokemm3~5Allowable wear thickness of contactmm3Average opening speedm/s1.1~1.6Average closing speedm/s0.6~1.1Contact closing bounce timems≤2Different phase of contact closing and openingms≤2Rebound amplitude of opening contactmm≤2Opening time (rated voltage)ms20~50Closing time (rated voltage)ms30~70Mechanical life (M2)times10,000(20,000)Rated operating voltageVAC110/220 DC110/220Rated operation sequence 0-0.3s-CO-180s-CO For more switchgear parts, pls refer to insulation parts: https://china-vacem.en.made-in-china.com/product-group/BbRAnYUjsLrW/Insulation-Accessories-catalog-1.html, or copper tulip contact: https://china-vacem.en.made-in-china.com/product-group/nbUGDIpPuLYM/Tulip-contact-series-1.htmlInternational 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