<p>When selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial applications, understanding the technical specifications is crucial to ensure seamless integration and reliable performance. This ACB, with its robust features, offers a dependable solution for managing high-capacity electrical systems.</p><p>The rated current range of this ACB spans from 1280 to 3200 Amperes, making it suitable for substantial power distribution needs. Its rated voltage of 690 VAC ensures compatibility with standard industrial electrical networks, while the rated insulation voltage of 1000 VAC provides an added layer of safety against unexpected surges.</p><p>Designed to withstand challenging conditions, this ACB has a rated impulse withstand voltage of 12 kV. This feature is critical in protecting the system from transient over-voltages often caused by lightning strikes or switching operations. Additionally, the breaker boasts a breaking capacity and a short-time withstand current rating both at 66 kA, ensuring it can handle high fault currents without compromising on performance.</p><p>The Ekip Touch LSIG trip unit integrated into this model offers advanced protection functions including Long-time (L), Short-time (S), Instantaneous (I), and Ground fault (G) protections. These features provide comprehensive safety measures tailored to meet various operational demands.</p><p>This ACB comes in a frame size of E4.2 and includes four poles which makes it versatile across different phases and configurations while maintaining compactness in its design. The horizontal rear spread terminal type allows for efficient installation and connectivity within existing setups.</p><p>Power loss is another important consideration; this unit registers at 743 watts which reflects its efficiency during operation under full load conditions—an essential factor when considering energy management strategies within large-scale facilities.</p><p>Meeting IEC 309 standards assures compliance with international quality benchmarks, offering peace of mind regarding durability and reliability in diverse environments.</p><p>In summary, this Automatic ACB combines solid construction with intelligent features designed to protect your electrical infrastructure efficiently. It&#39;s ideally suited for those seeking reliable circuit protection that aligns with rigorous industry standards without unnecessary complexity or compromise on performance integrity.</p>