<p>The Residual Current Circuit Breaker (RCCB) is a crucial component for ensuring electrical safety in both industrial and commercial settings. Designed to detect and interrupt residual currents, this RCCB is engineered to prevent electric shock hazards and reduce the risk of electrical fires. With a rated current of 40 A, it provides robust protection while maintaining efficient operation.</p><p>Built to withstand challenging environments, this RCCB boasts a rated impulse withstand voltage of 4 kV and an insulation voltage of 500 V, making it suitable for diverse applications. Its operational efficiency is further supported by its low power loss of just 2.4 W.</p><p>This device features two poles and offers dual degrees of protection: IP20 when installed in an enclosure and IP40 when mounted correctly on a DIN rail. The screw clamp terminal type ensures secure connections with a tightening torque of 2.8 N-m, accommodating various cable types with cross sections ranging from multi-wired to solid-core configurations.</p><p>Measuring at a compact width of 35 mm, height of 85 mm, and depth of 69 mm, this RCCB fits seamlessly into standard installations without compromising on space or performance. Weighing only 200 g, it’s lightweight yet durable enough to endure up to 1000 electrical cycles.</p><p>Operating effectively within ambient temperatures from -25 to +55 degrees Celsius, this RCCB adapts well across different climates. It supports rated frequencies between 50/60 Hz and can handle short circuit currents up to an impressive 10 kA.</p><p>For installation versatility, the device mounts easily onto DIN rails and allows arbitrary power supply connections—enhancing its integration flexibility within existing systems. The test voltage range spans from 110-254 V ensuring thorough testing capabilities during maintenance checks.</p><p>Designed as Type A for residual current detection, it responds instantaneously upon fault detection—providing immediate disconnection when needed most. The wire stripping length required stands at just 12 mm facilitating straightforward setup processes even under time constraints.</p><p>In terms of connecting capacity options include busbar connections at up to ten square millimeters rigid wiring capabilities from twenty-five square millimeters flexible wiring also accommodated similarly adding another layer towards achieving optimal system compatibility overall degree pollution rating IP2 assures reliability amidst varying environmental conditions too thus rounding out comprehensive protection package offered here today!</p>