<p>For professionals in the electrical and automation sectors, selecting the right Residual Current Circuit Breaker with Overcurrent protection (RCBO) is crucial to ensure safety and compliance. This particular RCBO model offers a comprehensive set of features tailored for industrial and commercial applications.</p><p>With a rated current of 25 A, this device efficiently handles moderate loads while maintaining optimal performance. It operates at a rated voltage of 400/415 VAC, making it suitable for various power systems in Australia. The RCBO&#39;s rated impulse withstand voltage is an impressive 4 kV, providing robust protection against transient overvoltages.</p><p>The unit is designed with a three-pole plus neutral (3P+N) configuration, ensuring balanced load distribution across phases. It adheres to IEC 61009-1, IEC 61009-2-2, and AS/NZS 61009-1 standards, reflecting its commitment to international safety and quality benchmarks.</p><p>Measuring 53.4 mm in width, 117.5 mm in height, and 71.6 mm in depth with a weight of just 0.549 kg, this RCBO offers compact dimensions without sacrificing durability or functionality. Its degree of protection stands at IP20, safeguarding against solid objects larger than 12 mm.</p><p>This model boasts excellent electrical durability with up to 10,000 cycles and supports short circuit conditions up to a capacity of 6 kA. It&#39;s designed for installation on chassis mounts and can accommodate cable cross-sections ranging from single-core cables (1-25 sq-mm) to multi-wired connections (1-16 sq-mm).</p><p>Operating within an ambient temperature range from -5&#176;C to +55&#176;C ensures reliability across diverse environmental conditions typical in Australian settings. The curve type C characteristic provides effective tripping behavior suited for circuits with moderate surge currents.</p><p>Additional features include Type A residual current detection for enhanced sensitivity towards AC residual currents combined with pulsating DC currents—a critical aspect for modern installations that often incorporate electronic equipment.</p><p>Its instantaneous operating characteristic enhances response time during fault conditions while offering undelayed earthing switch capabilities which are vital for quick disconnection upon detecting faults.</p><p>Rated short circuit current stands at a sensitive threshold of 30 mA—ideal for personal protection scenarios where minimizing shock risk is paramount—and it supports both busbar connections up to 10 sq-mm as well as rigid/flexible wire connections within specified ranges.</p><p>Lastly, the device falls under Overvoltage Category III indicating its suitability for fixed installations like distribution boards or main panels exposed to high transient voltages common in industrial environments.</p><p>In summary, this RCBO combines efficiency with stringent safety standards making it an excellent choice for professionals seeking reliable circuit protection solutions that align seamlessly with technical requirements specific to Australian markets.</p>