<p>In the realm of industrial and commercial electrical systems, selecting the right Automatic Air Circuit Breaker (ACB) is crucial for ensuring operational safety and efficiency. This particular ACB model offers a robust solution tailored to meet demanding technical specifications.</p><p>Designed with versatility in mind, this ACB accommodates a wide range of applications thanks to its rated current capacity between 1600-4000 A. It ensures reliable performance even under challenging conditions, supported by its impressive rated impulse withstand voltage of 12 kV and insulation voltage up to 1000 VAC. These features make it suitable for high-stress environments where resilience is paramount.</p><p>The breaker operates at a rated voltage of 690 VAC and boasts a breaking capacity of 66 kA, making it adept at handling significant fault currents without compromising on safety or performance. The trip unit integrated into this model is the Ekip Touch LSIG, which enhances protection by offering comprehensive overcurrent protection functionalities including Long-time (L), Short-time (S), Instantaneous (I), and Ground fault (G) settings.</p><p>With a short time withstand current also at 66 kA, this device maintains integrity during transient faults, providing peace of mind that your system remains protected against unexpected surges. The frame size E4.2 indicates a compact yet sturdy design that fits seamlessly into existing setups without necessitating extensive reconfiguration.</p><p>This ACB features horizontal rear spread terminals, facilitating straightforward installation while minimizing space requirements. Its compliance with IEC 309 standards underscores its commitment to international quality benchmarks and reliability.</p><p>Operational efficiency is further enhanced by its power loss rating of just 900 W—indicative of an energy-efficient design that reduces operational costs over time while maintaining optimal functionality across all poles. With four poles available, it supports balanced load distribution which is essential in three-phase power systems prevalent in industrial contexts.</p><p>Whether you&#39;re upgrading an existing setup or installing new infrastructure, this automatic ACB provides the necessary balance between advanced technological features and practical usability for professionals within Australia&#39;s technical landscape seeking dependable circuit protection solutions.</p>