<p>When selecting an Air Circuit Breaker (ACB) for industrial or commercial applications, it&#39;s crucial to focus on the technical specifications that ensure reliability and safety. This motor-operated ACB stands out with its robust design and performance capabilities tailored for demanding environments.</p><p>This ACB is engineered to handle a rated current range of 320-800 A, making it versatile enough for various applications. With a rated impulse withstand voltage of 12 kV and insulation voltage of 1000 VAC, this breaker is designed to provide excellent protection against overvoltages and insulation failures. Its ability to manage a rated short time withstand current of 50 kA further underscores its resilience in high-stress scenarios.</p><p>The unit operates at a rated voltage of 690 VAC, which aligns well with standard industrial power systems. An essential feature is the Ekip Touch LSIG trip unit, offering advanced protection functions such as Long-time, Short-time, Instantaneous, and Ground fault protections. This ensures comprehensive safeguarding against potential electrical faults.</p><p>Efficiency is another key highlight with a power loss rating of just 100 W, optimizing energy use while maintaining operational integrity. The four-pole configuration enhances flexibility in both three-phase and neutral conductor monitoring setups.</p><p>Breaking capacity is critical in determining an ACB&#39;s effectiveness during fault conditions; this model delivers an impressive breaking capacity of 66 kA. It assures users that even severe fault currents can be interrupted safely without compromising system stability.</p><p>The frame size E1.2 indicates a compact yet sturdy construction suitable for space-constrained installations without sacrificing performance standards. The horizontal rear spread terminal type facilitates straightforward integration into existing systems or new projects requiring efficient connectivity solutions.</p><p>Compliance with IEC 309 standards guarantees that this ACB meets internationally recognized benchmarks for safety and performance—a vital consideration when adhering to regulatory requirements in Australia or global markets.</p><p>In summary, if you require an ACB that balances advanced protection features with robust performance metrics across varied electrical environments, this motor-operated model could be your ideal choice.</p>