<p>When it comes to selecting an Automatic Air Circuit Breaker (ACB) for your industrial or commercial applications, understanding the technical specifications is crucial. This ACB model offers a reliable solution with its comprehensive features tailored for robust performance and safety.</p><p>Firstly, let&#39;s delve into the electrical ratings. The ACB supports a rated current range of 500-1250 A, making it versatile for various load requirements. Its rated voltage stands at 690 VAC, suitable for many industrial settings. Additionally, the unit can handle a rated impulse withstand voltage of 12 kV and an insulation voltage of up to 1000 VAC, ensuring resilience against transient overvoltages and maintaining electrical integrity.</p><p>Safety and reliability are further underscored by its rated short time withstand current capacity of 50 kA and a breaking capacity of 66 kA. These attributes ensure that the circuit breaker can effectively manage fault conditions without compromising system stability.</p><p>The trip unit integrated into this model is the Ekip Touch LSIG type, which provides advanced protection functionalities including long-time (L), short-time (S), instantaneous (I), and ground fault (G) protections. This feature enhances operational safety by preventing potential damage from overloads or short circuits.</p><p>Designed with practical installation in mind, this ACB features a horizontal rear spread terminal type across three poles—streamlining connectivity within your existing systems. The frame size is categorized as E1.2, indicating its compact yet efficient design suitable for space-constrained environments.</p><p>From an energy efficiency perspective, power loss is documented at 244 W under standard operating conditions—a factor to consider when evaluating overall system efficiency.</p><p>Adherence to international standards is assured with compliance to IEC 309 regulations—an assurance of quality and global applicability in diverse electrical setups.</p><p>In summary, this Automatic ACB presents itself as a dependable choice characterized by high-performance metrics designed to meet rigorous demands while ensuring safety through advanced trip technology and compliance with recognized standards.</p>