<p>In the realm of industrial and commercial electrical systems, ensuring reliability and safety is paramount. The Automatic Air Circuit Breaker (ACB) with a rated current of 1250 A stands as a robust solution for managing power distribution effectively. Designed to handle demanding environments, this ACB offers features that cater to both performance and durability.</p><p>With a rated impulse withstand voltage of 12 kV and an insulation voltage of 1000 V, this circuit breaker is engineered to provide superior protection against electrical surges and insulation failures. Its operational capacity up to 690 VAC makes it versatile for various applications within industrial settings.</p><p>The Ekip Touch LSIG trip unit embedded in this ACB ensures precise control over the system&#39;s protective functions. This advanced technology provides comprehensive protection by monitoring long-time, short-time, instantaneous, and ground fault conditions, thereby safeguarding your infrastructure from potential electrical faults.</p><p>Power loss is kept at a minimal 83 W, making it an energy-efficient component within your power system. Additionally, its breaking capacity of 66 kA ensures that it can handle high fault currents without compromising on safety or functionality.</p><p>Constructed with three poles and designed with an IP30 degree of protection, this ACB is suitable for indoor applications where moderate protection against solid objects is required. The bolt terminal type ensures secure connections while maintaining ease during installation or maintenance procedures.</p><p>From a physical standpoint, the dimensions—276 mm in width, 371 mm in height, and 270 mm in depth—allow for seamless integration into existing panels or enclosures without requiring extensive modifications. Weighing in at 41 kg, it strikes a balance between sturdiness and manageability during installation.</p><p>For compliance-conscious professionals, rest assured that this product adheres to IEC 309 standards and approvals—a testament to its quality and reliability under stringent testing conditions.</p><p>Installation demands precision; hence the tightening torque specification stands at 70 N-m ensuring optimal performance post-installation without risking mechanical failures due to loose connections.</p><p>In summary, when considering an automatic air circuit breaker for your facility&#39;s needs—whether it&#39;s about handling high currents efficiently or integrating seamlessly into existing setups—this model offers both technical excellence and practical design considerations tailored for professional use cases across Australia’s diverse industrial landscape.</p>