<p>When selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial needs, understanding the technical specifications is crucial. This ACB is designed to provide reliable protection and control in electrical distribution systems. Let&#39;s delve into its features to see if it aligns with your requirements.</p><p>This ACB offers a rated current range of 1280-3200 Amperes, making it suitable for medium to large-scale applications where substantial current capacity is necessary. It features a rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1000 VAC, ensuring robustness against high-voltage transients and providing safety under various operational conditions.</p><p>The device supports a rated short-time withstand current of 85 kA, which means it can handle high fault currents without damage for a specified duration. Moreover, its breaking capacity stands at an impressive 100 kA, indicating its ability to interrupt substantial fault currents safely.</p><p>Operating at a rated voltage of 690 VAC, this ACB is versatile enough for different power systems commonly found in industrial settings. The Ekip Touch LSIG trip unit incorporated within this breaker provides advanced protection features such as long-time (L), short-time (S), instantaneous (I), and ground fault (G) protections. These functionalities ensure precise tripping characteristics tailored to specific application needs.</p><p>With three poles and horizontal rear spread terminals, installation flexibility is enhanced while maintaining secure connections within switchgear assemblies. The frame size E4.2 indicates the physical dimensions and compatibility with existing panel designs or new installations.</p><p>Power loss during operation is measured at 743 W—an important factor when considering energy efficiency over prolonged periods.</p><p>Conforming to IEC 309 standards ensures that this ACB meets international benchmarks for performance and safety—a testament to its reliability in demanding environments.</p><p>In summary, this Automatic ACB combines robust performance metrics with advanced protective features suitable for diverse industrial applications. Its adherence to international standards further underscores its suitability for those seeking dependable circuit protection solutions.</p>