<p>For professionals in the electrical engineering and automation sectors, choosing the right Automatic Air Circuit Breaker (ACB) is crucial. This particular ACB offers a robust solution for industrial and commercial applications, providing reliable protection and operational efficiency.</p><p>With a rated current range of 1600-4000 A, this ACB is versatile enough to handle substantial electrical loads. Its rated impulse withstand voltage stands at 12 kV, ensuring resilience against transient overvoltages which are common in industrial settings. The product also boasts a rated insulation voltage of 1000 VAC, offering excellent safety margins during operation.</p><p>Designed for high-performance environments, this ACB has a rated short time withstand current of 66 kA and an identical breaking capacity of 66 kA. These features ensure it can effectively interrupt fault currents without compromising system integrity. The device operates at a rated voltage of up to 690 VAC, making it suitable for various power distribution systems.</p><p>The trip unit integrated into this ACB is the Ekip Touch LSIG model, known for its precision and ease of use. This advanced trip unit provides comprehensive protection functions including long-time (L), short-time (S), instantaneous (I), and ground fault (G) protections. Such capabilities allow users to tailor the breaker’s response to specific application needs.</p><p>Power loss is an important consideration in any electrical component; this model incurs a power loss of just 900 W, reflecting its efficient design that minimizes energy wastage while maintaining performance standards.</p><p>The breaker comes with three poles and fits into an E4.2 frame size—details that are essential when planning panel layouts or replacements in existing systems. It features horizontal rear spread terminals which facilitate straightforward installation and maintenance processes.</p><p>Adhering to IEC 309 standards ensures that this ACB meets international quality benchmarks for safety and performance—a critical factor for compliance-conscious buyers seeking assurance on product reliability.</p><p>Overall, this Automatic ACB presents itself as a dependable choice for engineers looking to secure their electrical systems with robust protection mechanisms while optimizing operational efficiency within their installations.</p>