<p>The RCCB (Residual Current Circuit Breaker) is a robust and reliable component designed for industrial and commercial applications, ensuring safety and efficiency in electrical systems. With a rated current of 25 A, it offers a balanced blend of performance and protection against electrical faults.</p><p>This RCCB operates within a voltage range of 230-400 VAC, making it versatile for various installations. It boasts a high rated impulse withstand voltage of 4 kV and an insulation voltage rating of 440 V, providing adequate defense against transient overvoltages often encountered in industrial environments.</p><p>One key feature is its breaking capacity set at 30 mA, which ensures rapid response to fault conditions by interrupting the circuit when necessary. The device supports both IP20 and IP40 degrees of protection, catering to different installation requirements while maintaining safety standards.</p><p>The product&#39;s construction includes four poles with screw clamp terminal types, facilitating secure connections. Its tightening torque stands at 2.8 N-m, ensuring that connections remain firm under operational stresses. Measuring at a width of 70 mm, height of 85 mm, and depth of 69 mm with a weight of just 380 g, this RCCB is compact yet sturdy enough for demanding applications.</p><p>Designed to operate across frequencies from 50/60 Hz with impressive electrical durability up to 10,000 cycles, this device promises longevity even under frequent use. The cable cross-section capacity accommodates up to 25 sq-mm cables comfortably.</p><p>Installation on DIN rail is straightforward due to its user-friendly design. This Type B residual current device provides comprehensive protection across various fault types including AC/DC components—ideal for modern installations where mixed currents are present.</p><p>Withstanding environmental challenges efficiently thanks to its ambient temperature range from -25&#176;C to +70&#176;C and meeting pollution degree IP2 standards ensures reliability in diverse settings. The product’s rated short circuit current capability reaches up to an impressive 10 kA offering significant resilience against potential overloads or short circuits.</p><p>For ease during maintenance or testing phases; the wire stripping length required is merely 12 mm while connecting capacities include busbars (up to10 sq-mm), rigid wires (1-25 sq-mm), as well as flexible wires (1-25 sq-mm). Additionally; it undergoes rigorous environmental conditioning tests simulating real-world scenarios involving temperature fluctuations between -28 cycle at temperatures ranging from55 &#176;C downwards towards lower limits around approximately twenty-five degrees Celsius alongside humidity levels varying anywhere between ninety-to-ninety-six percent relative humidity thus assuring consistent performance throughout fluctuating atmospheric conditions typically encountered onsite during regular operations thereby minimizing downtime risks associated therein consequently enhancing overall productivity metrics accordingly without compromising safety protocols whatsoever henceforth conclusively reaffirming its status among top-tier solutions available currently within marketplace today undoubtedly so!</p>