<p>When it comes to selecting a motor-operated air circuit breaker (ACB) for industrial or commercial applications, understanding the key specifications is crucial. This ACB offers a robust solution, balancing both performance and reliability across various electrical systems.</p><p>Designed with flexibility in mind, this ACB accommodates a rated current ranging from 1600 to 4000 A. This broad range ensures adaptability to different operational demands, making it suitable for diverse settings. The device operates efficiently under a rated voltage of 690 VAC while maintaining safety and integrity with its rated insulation voltage of 1000 VAC.</p><p>Safety is further enhanced by its impressive rated impulse withstand voltage of 12 kV, ensuring resilience against transient overvoltages. The short-time withstand current rating stands at an admirable 85 kA, which provides assurance during fault conditions by enduring high currents without compromising system stability.</p><p>This ACB features an Ekip Touch LSIG trip unit, known for its precision and user-friendly interface. It facilitates accurate protection settings and monitoring capabilities that are essential for modern power distribution networks. The breaking capacity of the device is set at a substantial 100 kA, offering reliable interruption performance under fault conditions.</p><p>The frame size E4.2 indicates the physical dimensions and compatibility with existing switchgear installations. Additionally, the horizontal rear spread terminal type allows for straightforward integration into existing setups while minimizing installation time.</p><p>Power loss is an important consideration in any electrical component; this model maintains efficiency with a power loss rating of just 900 W—an advantageous feature when considering energy conservation within large-scale operations.</p><p>Complying with IEC 309 standards underscores its quality and adherence to international benchmarks in safety and performance—a critical factor when evaluating equipment for use in stringent industrial environments.</p><p>With these attributes combined, this motor-operated ACB presents itself as a dependable choice for engineers seeking reliable protection solutions tailored to complex electrical infrastructures while ensuring compliance with industry standards.</p>