<p>The RCCB (Residual Current Circuit Breaker) you&#39;re considering is engineered for reliability and safety, making it an excellent choice for industrial and commercial applications. It boasts a rated current of 40 A, ensuring robust performance in demanding electrical environments. The unit operates efficiently across a wide voltage range of 230/400 VAC, supporting both single-phase and three-phase systems.</p><p>With a rated impulse withstand voltage of 4 kV and insulation voltage of 500 V, this RCCB is designed to handle significant transient voltages, enhancing system protection against surges. Its power loss is minimal at just 3.2 W, contributing to energy efficiency while maintaining operational integrity.</p><p>This device features four poles and offers dual degrees of protection: IP20 when installed in an enclosure and IP40 when mounted on a DIN rail. This adaptability ensures that the breaker can be used in various settings without compromising safety or functionality.</p><p>Installation is straightforward with screw clamp terminals that support cable cross-sections from 0-25 sq-mm for multi-wired cables and up to 25 sq-mm for solid-core wires. The tightening torque requirement stands at 2.8 N-m, providing secure connections that prevent loosening over time due to vibrations or thermal cycling.</p><p>Sized at a compact width of 70 mm, height of 85 mm, and depth of 69 mm with a weight of only 360 g, this RCCB integrates seamlessly into existing panels without requiring excessive space or additional structural support.</p><p>Designed to operate within ambient temperatures ranging from -25 to +55 degrees Celsius, it remains reliable under various environmental conditions typical in Australia’s diverse climate zones. Rated short circuit current capability reaches up to an impressive 10 kA—ensuring resilience against high fault currents during unexpected electrical faults.</p><p>The connecting capacity allows flexibility with busbar connections up to 10 sq-mm as well as rigid or flexible cables between sizes ranging from 25-25 sq-mm depending on installation needs. Moreover, the arbitrary power supply connection feature simplifies integration within complex electrical setups by allowing multiple wiring configurations based on specific requirements.</p><p>Electrical durability is assured through its ability to endure up to 1000 cycles—an indication of longevity even under frequent switching operations typical in dynamic installations like factories or commercial buildings where load demands fluctuate regularly throughout operational hours.</p><p>Type A residual current detection guarantees sensitivity towards both sinusoidal AC currents as well as pulsating DC components commonly found in modern electronic devices—providing comprehensive leakage protection essential for safeguarding personnel against electric shock hazards while maintaining continuity during normal operation periods thanks largely due also partly because instantaneous operating characteristic which reacts promptly upon detecting faults thereby minimizing potential damage equipment downstream ensuring peace mind users alike knowing their investments protected adequately all times possible scenarios encountered day-to-day basis particularly important context larger scale projects involving numerous interconnected circuits requiring utmost precision coordination achieve optimal results consistently over long term usage Manufacturer Part Number:</p>