<p>When selecting an Automatic Air Circuit Breaker (ACB) for industrial or commercial applications, it&#39;s essential to focus on the technical specifications that match your operational needs. This particular ACB offers a robust solution with its impressive range of features tailored for high-demand environments.</p><p>Operating within a rated current range of 1280-3200 A, this ACB is designed to handle substantial electrical loads, making it suitable for large-scale operations. The rated voltage of 690 VAC ensures compatibility with standard industrial power systems, while the rated insulation voltage of 1000 VAC provides enhanced safety and reliability in operation.</p><p>Safety is further reinforced by the rated impulse withstand voltage of 12 kV, which protects against transient overvoltages often encountered in electrical systems. The breaker boasts a breaking capacity and short-time withstand current rating of 66 kA, offering excellent fault-clearing capability to maintain system integrity during abnormal conditions.</p><p>The Ekip Touch LSIG trip unit integrated into this ACB provides advanced protection functions including long-time (L), short-time (S), instantaneous (I), and ground-fault (G) protections. This comprehensive protection suite ensures precise and reliable operation under varying load conditions.</p><p>With a frame size designated as E4.2 and a horizontal rear spread terminal type, installation flexibility is assured, accommodating various panel configurations common in industrial settings. Additionally, the product adheres to IEC 309 standards and approvals, ensuring compliance with international safety and performance benchmarks.</p><p>Power efficiency is also considered with a power loss specification of 743 W—an important factor when evaluating operational costs over time. The three-pole design caters to balanced three-phase systems typically used in commercial installations.</p><p>In summary, this Automatic ACB combines high-performance characteristics with compliance to international standards, making it an ideal choice for those requiring reliability and efficiency in demanding environments without compromising on safety or functionality.</p>