<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 align with your operational needs. This ACB is designed to provide reliable protection and control within electrical systems, making it a robust choice for various installations.</p><p>Starting with its rated current, this ACB accommodates a range between 800 to 2000 amperes. This flexibility ensures it can effectively handle different load requirements across diverse applications. The rated voltage of 690 VAC makes it suitable for high-demand environments where consistent performance is crucial.</p><p>Safety and durability are paramount in electrical components, and this product meets those standards with a rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1000 VAC. These ratings indicate the breaker&#39;s ability to endure significant electrical stresses without compromising safety or performance.</p><p>The breaker boasts a short-time withstand current rating of 66 kA, providing assurance that it can tolerate high fault currents without sustaining damage. Coupled with its breaking capacity also at 66 kA, this ACB is well-equipped to interrupt fault conditions quickly and efficiently, minimizing potential downtime due to electrical faults.</p><p>Equipped with an Ekip Touch LSIG trip unit, users have access to advanced protection features including long-time (L), short-time (S), instantaneous (I), and ground fault (G) protections. This comprehensive suite allows for precise adjustments tailored to specific system requirements while enhancing overall safety.</p><p>Designed with four poles, the ACB offers balanced distribution across all phases, which is particularly beneficial in three-phase systems requiring neutral handling. The horizontal rear spread terminal type facilitates straightforward installation in existing setups or new configurations by providing accessible connections from the rear side.</p><p>In terms of energy efficiency, the power loss stands at 450 watts—a critical consideration when evaluating operating costs over time. Its frame size E2.2 denotes compatibility within specific enclosure dimensions while maintaining structural integrity under demanding conditions.</p><p>Compliance with IEC 309 standards ensures adherence to international quality benchmarks for safety and performance—an important factor when assessing equipment reliability in mission-critical operations.</p><p>For professionals seeking a dependable solution that merges functionality with rigorous safety standards, this Automatic ACB represents an optimal balance between technical prowess and practical application suitability—ideal for both new projects and retrofitting existing systems.</p>