<p>When it comes to selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial needs, the technical specifications are crucial. This particular ACB offers a robust solution with its versatile features and compliance with international standards.</p><p>Designed for reliability and efficiency, this ACB operates within a rated current range of 400-1000 A, making it suitable for various applications that require precise power management. It boasts a rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1000 VAC, ensuring safety and performance even in demanding environments.</p><p>With a breaking capacity of 66 kA, this ACB is engineered to handle high fault currents effectively. Its rated short time withstand current stands at 50 kA, providing resilience against extreme electrical conditions. These capabilities make it an ideal choice for safeguarding electrical systems from damage due to overloads or short circuits.</p><p>The device supports up to four poles, which enhances its adaptability across different circuit configurations. The terminal type is horizontal rear spread, offering flexibility in installation and maintenance processes while optimizing space utilization.</p><p>One of the standout features is the Ekip Touch LSIG trip unit integrated into the design. This advanced technology provides comprehensive protection by monitoring long-time overcurrent (L), short-time overcurrent (S), instantaneous overcurrent (I), and ground fault (G). Such detailed protection ensures system integrity and prolongs equipment life by preventing potential faults before they become critical issues.</p><p>In terms of energy efficiency, this ACB has a power loss rating of 156 W. This figure balances operational effectiveness with minimal energy wastage—a key consideration for businesses aiming to reduce their environmental footprint while maintaining high-performance standards.</p><p>Constructed with an E1.2 frame size, this breaker is compact yet powerful enough to meet demanding requirements without compromising on durability or functionality. It adheres strictly to IEC 309 standards, underscoring its quality assurance through rigorous testing and certification processes recognized globally.</p><p>Whether you’re upgrading existing infrastructure or planning new installations, understanding these technical specifications will guide you in determining if this automatic ACB aligns with your operational needs—delivering reliable protection where it&#39;s needed most without unnecessary complexity or cost implications.</p>