<p>When it comes to selecting an Automatic Air Circuit Breaker (ACB) for industrial and commercial applications, understanding the technical specifications is crucial. This mid-lifecycle ACB offers a solid blend of reliability and performance, making it a dependable choice for various electrical systems.</p><p>This ACB supports a rated current range between 500-1250 A, providing flexibility to cater to different power requirements. The device ensures robust protection with its high-rated impulse withstand voltage of 12 kV and rated insulation voltage of 1000 VAC, essential features for maintaining system integrity under demanding conditions.</p><p>Operating at a rated voltage of 690 VAC, this circuit breaker is designed to handle substantial power loads efficiently. Safety and durability are enhanced by its impressive rated short time withstand current capacity of 50 kA. Additionally, the breaking capacity stands at an admirable 66 kA, ensuring effective interruption capabilities during fault conditions.</p><p>The Ekip Touch LSIG trip unit integrated into this ACB provides advanced protection functions including long-time (L), short-time (S), instantaneous (I), and ground fault (G) protections. This sophisticated trip unit allows for precise control over the circuit breaker&#39;s operation, enhancing both safety and operational efficiency.</p><p>With four poles available in its configuration, this model offers comprehensive coverage across multiple phases in complex electrical setups. Its frame size is classified as E1.2 which accommodates medium-sized installations without compromising on space or performance.</p><p>In terms of installation convenience, the horizontal rear spread terminal type facilitates straightforward integration into existing systems while minimizing spatial constraints. The design adheres strictly to IEC 309 standards and approvals, ensuring compliance with international quality benchmarks.</p><p>Power loss is maintained at a minimal level with only 244 W attributed to operational inefficiencies—indicative of energy-conscious engineering that reduces unnecessary consumption while maximizing output efficiency.</p><p>Overall, this Automatic ACB represents a balanced combination of technical prowess and practical utility suitable for diverse applications requiring reliable circuit protection solutions within specified parameters.</p>