<p>In the world of industrial and commercial electrical systems, ensuring reliable protection and control is paramount. This Motor Operated Air Circuit Breaker (ACB) stands out as a robust solution designed to meet demanding requirements with precision and efficiency.</p><p>This ACB offers a versatile range in terms of rated current, accommodating 1600 to 4000 A. Such flexibility makes it suitable for various applications, providing adaptability across different operational settings. The breaker operates at a rated voltage of 690 VAC, supported by an impressive rated insulation voltage of 1000 VAC. This ensures that the device can handle significant electrical loads safely.</p><p>Safety and durability are further emphasized through its rated impulse withstand voltage of 12 kV. This feature is crucial for protecting against transient overvoltages often encountered in power distribution systems. Additionally, the breaker boasts a rated short time withstand current and breaking capacity both set at 66 kA, demonstrating its ability to manage high fault currents effectively without compromising system integrity.</p><p>The Ekip Touch LSIG trip unit incorporated into this ACB provides advanced protection features including Long-time (L), Short-time (S), Instantaneous (I), and Ground fault (G) functionalities. This comprehensive suite ensures that any anomalies in the electrical system are promptly detected and addressed, minimizing potential downtime or damage.</p><p>Designed with practicality in mind, this ACB features four poles which enhance its suitability for three-phase power systems with neutral grounding requirements. Furthermore, it utilizes horizontal rear spread terminals facilitating easier integration into existing setups while maximizing space efficiency within panels or enclosures.</p><p>The frame size E4.2 indicates a compact yet sturdy construction capable of enduring challenging conditions typical within industrial environments. Despite its robust capabilities, power loss remains relatively low at just 900 W – an important consideration for maintaining energy efficiency across operations.</p><p>Adhering to IEC 309 standards underscores this product&#39;s compliance with international safety regulations ensuring peace of mind when deployed within critical infrastructure projects or facilities requiring stringent adherence to quality benchmarks.</p><p>In summary, this Motor Operated ACB delivers exceptional performance characterized by high reliability under severe conditions making it an ideal choice for those seeking dependable circuit protection solutions tailored specifically towards complex installations demanding rigorous specifications throughout their lifecycle.</p>