<p>When it comes to managing electrical distribution in industrial and commercial settings, selecting a reliable Automatic Air Circuit Breaker (ACB) is crucial for ensuring safety and efficiency. This ACB model stands out with its robust specifications, making it a fitting choice for various applications.</p><p>The ACB is engineered to handle a rated current range from 500 to 1250 Amperes, providing flexibility across different load requirements. With a rated voltage of 690 VAC and an impressive rated insulation voltage of 1000 VAC, this breaker ensures optimal performance under demanding conditions. The device&#39;s ability to withstand impulse voltages up to 12 kV further underscores its resilience against transient over-voltages.</p><p>Safety is paramount in any electrical system, and this ACB addresses that concern head-on with its breaking capacity of 66 kA. This high breaking capacity ensures the circuit breaker&#39;s effectiveness in interrupting fault currents swiftly and safely. Additionally, the breaker can endure short-time currents up to 50 kA, which speaks volumes about its durability during overload conditions.</p><p>Central to the functionality of this ACB is the Ekip Touch LSIG trip unit. This advanced unit provides comprehensive protection by covering long-time (L), short-time (S), instantaneous (I), and ground fault (G) scenarios, allowing for precise customization based on specific application needs.</p><p>Designed with practicality in mind, the ACB features a horizontal rear spread terminal type suitable for straightforward integration into existing systems without extensive modifications. It accommodates three poles within its E1.2 frame size—a compact yet powerful configuration that aligns well with modern space constraints.</p><p>In terms of energy efficiency, the power loss is maintained at a minimal level of just 244 Watts—an important consideration for reducing operational costs over time while maintaining environmental responsibility.</p><p>Adhering strictly to IEC 309 standards assures users that this product meets rigorous international safety and performance benchmarks—a testament to its quality engineering.</p><p>For professionals seeking an automatic circuit breaker that combines reliability with versatility, this model delivers on all fronts without unnecessary complexity or compromise on essential features.</p>