24kv Indoor Medium Voltage Embedded Pole Type Vacuum Circuit Breaker (ZN83)

General descriptionIntroducing the ZN83-24KV series VCB, a cutting-edge indoor switchgear designed by the brilliant minds at VACEM Co., Ltd. This remarkable creation is specifically tailored for 24KV power systems, making it an absolute game-changer in the industry.One of the standout features of the ZN83-24KV series is its state-of-the-art modular spring operating mechanism. This ingenious mechanism not only guarantees unparalleled reliability but also boasts an impressively long service life. And the best part? It requires absolutely zero maintenance! Say goodbye to those pesky upkeep tasks and hello to a hassle-free experience.But that's not all. The ZN83-24KV series vacuum circuit breaker is not just any ordinary piece of equipment. It's a versatile powerhouse that can serve as the ultimate protection and control unit for power equipment in industrial and mining enterprises. And here's the cherry on top: it thrives in even the harshest environments, effortlessly handling frequent operations and multiple disconnections caused by short-circuits.So, if you're seeking a top-notch solution for your power system needs, look no further than the ZN83-24KV series VCB. With its exceptional performance and unmatched durability, it's the perfect choice for those who demand nothing but the best.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