<p>When selecting an Automatic Air Circuit Breaker (ACB) for industrial or commercial applications, reliability and performance are paramount. This ACB, with a rated current range of 1600-4000 A, is engineered to meet demanding electrical distribution needs while ensuring safety and efficiency.</p><p>Designed to handle high voltage scenarios, it boasts a rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1000 VAC. These specifications ensure robust protection against electrical surges and insulation failures. Operating at a rated voltage of 690 VAC, this ACB is well-suited for various heavy-duty applications.</p><p>The device features the Ekip Touch LSIG trip unit, which provides advanced protection functions including long-time, short-time, instantaneous, and ground fault protection. This ensures comprehensive monitoring and control over circuit conditions to prevent potential overloads or faults.</p><p>With a breaking capacity of 66 kA and a rated short time withstand current also at 66 kA, this breaker can efficiently interrupt fault currents without compromising system integrity. The frame size E4.2 accommodates its substantial power management capabilities while maintaining compactness for ease of integration into your existing systems.</p><p>This model comes with three poles and utilizes horizontal rear spread terminals for versatile installation configurations in diverse setups. Its power loss is maintained at 900 W, optimizing energy consumption while minimizing heat generation during operation.</p><p>Compliance with IEC 309 standards underscores its commitment to quality assurance and industry benchmarks for safety and performance. This ensures that the product meets international requirements for circuit breakers used in electrical installations across varied environments.</p><p>In summary, this Automatic ACB offers excellent performance metrics tailored to support rigorous industrial demands safely and effectively. Whether you&#39;re upgrading existing infrastructure or setting up new installations, this product delivers consistent reliability backed by recognized standards compliance—an essential consideration for any technically-minded professional seeking dependable solutions in power distribution systems.</p>