<p>When it comes to selecting the right Automatic Air Circuit Breaker (ACB) for your industrial or commercial needs, understanding the technical specifications is crucial. This ACB offers a robust solution with its impressive range of features designed to ensure reliable performance in demanding environments.</p><p>Starting with its rated current, this ACB covers a substantial range from 1600 to 4000 Amperes, making it suitable for various applications requiring different power needs. It operates at a rated voltage of 690 VAC and boasts a rated insulation voltage of 1000 VAC, ensuring optimal safety and functionality under standard operating conditions.</p><p>A key feature is its high-rated impulse withstand voltage of 12 kV. This specification highlights its ability to handle transient overvoltages effectively, safeguarding your system against potential electrical surges. The breaking capacity stands at an impressive 66 kA, which ensures that the circuit breaker can interrupt fault currents efficiently without compromising on safety.</p><p>The ACB&#39;s trip unit is equipped with Ekip Touch LSIG technology—providing advanced protection functions including long-time, short-time, instantaneous, and ground fault protection. This comprehensive approach helps prevent damage to equipment by accurately detecting faults and executing timely disconnections.</p><p>Built with four poles and featuring a frame size of E4.2, this circuit breaker is versatile enough for extensive installations while maintaining compactness where space might be limited. Its horizontal rear spread terminal type facilitates easy integration into existing systems or new setups.</p><p>In terms of durability under stress conditions, this ACB has a rated short-time withstand current capacity also at 66 kA—demonstrating resilience during short-circuit events without sustaining damage itself—a critical factor in maintaining operational continuity in industrial settings.</p><p>Power loss figures are equally important when considering efficiency; this model incurs a power loss of approximately 900 Watts during operation—a reasonable figure given its capabilities and one that aligns well within industry expectations for devices handling similar loads.</p><p>Adhering strictly to IEC 309 standards assures users that this product meets international quality and safety benchmarks essential for both compliance purposes and peace of mind when deployed in sensitive applications.</p><p>In conclusion, if you require an Automatic ACB that combines reliability with advanced protective features tailored for high-demand environments such as industrial plants or large commercial facilities—this model presents itself as a strong candidate worth considering further based on these detailed specifications alone.</p>