<p>When it comes to industrial and commercial electrical systems, ensuring reliable protection and control is paramount. The Automatic Air Circuit Breaker (ACB) in question stands as a robust choice for professionals seeking dependable performance within demanding environments. Designed with precision, this ACB caters to a range of current requirements from 800 to 2000 A, making it versatile enough for various applications.</p><p>One of the standout features of this ACB is its Rated Impulse Withstand Voltage of 12 kV, providing excellent resilience against transient overvoltages that can occur due to lightning strikes or switching surges. Coupled with a Rated Insulation Voltage of 1000 VAC, this product assures safety and reliability in high-stress situations.</p><p>The breaker operates effectively at a Rated Voltage of 690 VAC and exhibits an impressive Breaking Capacity and Rated Short Time Withstand Current both rated at 66 kA. This ensures that the circuit breaker can handle short-circuit conditions without compromising on performance or safety.</p><p>Equipped with the Ekip Touch LSIG trip unit, users benefit from advanced protection functionalities including long-time, short-time, instantaneous, and ground fault protections. This feature enhances operational efficiency while safeguarding equipment from potential damage.</p><p>With power loss measured at just 450 W, this ACB maintains energy efficiency even under heavy load conditions. The three-pole design supports balanced distribution across phases which is critical in maintaining system stability.</p><p>The frame size is designated as E2.2 which implies compatibility with medium-sized installations while offering ample space for integration into existing setups. Its horizontal rear spread terminal type facilitates straightforward installation and connection processes—ideal for retrofitting projects or new installations alike.</p><p>Adhering strictly to IEC 309 standards ensures compliance with international safety regulations—a critical consideration for engineers working within regulated industries.</p><p>In summary, this Automatic ACB offers a comprehensive solution combining high capacity handling with advanced protective features suitable for complex electrical systems in industrial settings. For those looking to align their infrastructure with robust safety standards while ensuring efficient operation under varying loads, this product presents itself as a reliable contender.</p>