<p>When it comes to selecting a reliable Molded Case Circuit Breaker (MCCB) for industrial and commercial applications, understanding the technical specifications is crucial. This MCCB is designed to meet demanding electrical requirements with precision and efficiency.</p><p>With a rated current of 125 A, this MCCB is suited for handling substantial electrical loads. It operates effectively at both AC and DC voltages, offering versatility across various systems with its rated voltage of 690 VAC/500 VDC. Safety and durability are ensured by the robust insulation capabilities, evidenced by a rated impulse withstand voltage of 8 kV and an insulation voltage of 1000 V.</p><p>The thermal-magnetic (TM) release type ensures that this breaker responds accurately to overloads or short circuits, minimizing downtime and protecting your equipment. The trip unit TMA further enhances this protective feature by allowing precise adjustments within the current setting range of 87.5-125 A.</p><p>For environments where power loss minimization is essential, this MCCB presents an efficient solution with a power loss of only 11.4 W. Its breaking capacity stands at an impressive 70 kA, making it suitable for high fault level installations.</p><p>This four-pole device is built for front connection types using bolt terminals, ensuring secure and straightforward installation processes. With dimensions including a width of just 120 mm and weighing in at only 1.45 kg, it offers a compact yet sturdy design that fits well into confined spaces without compromising performance.</p><p>The MCCB adheres strictly to IEC60947-2 standards, guaranteeing compliance with international safety regulations—a critical consideration for engineers prioritizing reliability and safety in their projects.</p><p>Rated for frequencies between 50/60 Hz, it can be employed in various geographical regions without compatibility issues regarding local power supply standards. Additionally, its rated short circuit current ranges from 625-1250 A while accommodating main circuit connecting capacities from 32.5 to 100 sq-mm—providing flexibility in diverse applications.</p><p>Lastly, the degree of protection offered by IP20 ensures basic protection against solid objects larger than 12 mm while keeping out fingers or similar-sized foreign bodies—ideal for controlled indoor environments where additional enclosure isn&#39;t necessary.</p><p>Overall, this MCCB delivers on multiple fronts: reliability under heavy load conditions; adaptability across different systems; compliance with stringent safety standards; all packaged within a user-friendly design aimed at simplifying installation and maintenance tasks on-site.</p>