<p>When selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial needs, it&#39;s crucial to focus on the technical specifications that ensure reliability and safety. This ACB, with a rated current range of 1600-4000 A, is designed to handle substantial electrical loads efficiently.</p><p>One of the standout features is its impressive rated impulse withstand voltage of 12 kV and a rated insulation voltage of 1000 VAC. These specifications underscore its capability to endure high-voltage conditions without compromising performance. Furthermore, it operates at a rated voltage of 690 VAC, making it suitable for various applications in demanding environments.</p><p>The circuit breaker boasts a robust breaking capacity and short time withstand current rating of 66 kA. This means it can effectively interrupt fault currents up to this magnitude, ensuring protection against overloads and short circuits. The Ekip Touch LSIG trip unit adds another layer of precision with advanced settings for long-time, short-time, instantaneous, and ground fault protection.</p><p>In terms of construction, the breaker has three poles and fits within an E4.2 frame size—a testament to its compact yet powerful design. The horizontal rear spread terminal type facilitates straightforward installation in existing systems or new setups.</p><p>Energy efficiency is also addressed with a power loss specification of just 900 W during operation. This ensures that while providing top-notch protection and performance, energy wastage remains minimal—an essential feature for modern energy-conscious facilities.</p><p>Adhering to IEC 309 standards guarantees compliance with international regulations for safety and performance in electrical installations. This further assures users that they are investing in a product that meets rigorous quality benchmarks.</p><p>Overall, this ACB offers a well-rounded package combining high-performance specifications with user-friendly features suitable for diverse applications across industries where reliable power distribution is critical.</p>