<p>When it comes to selecting the right Molded Case Circuit Breaker (MCCB) for your industrial or commercial application, understanding the technical specifications is crucial. This MCCB model offers a comprehensive suite of features that cater to robust electrical systems requiring reliable protection and performance.</p><p>The device supports a rated current of 63 A, making it suitable for moderate load applications. It boasts a rated impulse withstand voltage of 8 kV and an impressive rated insulation voltage of 800 V, ensuring durability and safety in demanding environments. The versatility extends with its dual-rated voltage capacity—690 VAC and 500 VDC—allowing adaptability across various power systems.</p><p>Equipped with a thermal-magnetic (TM) release type and a thermal magnetic trip unit (TMD), this MCCB ensures precise operation under fault conditions while minimizing nuisance tripping. With a breaking capacity of 50 kA, you can trust this breaker to handle substantial fault currents effectively.</p><p>Designed as a four-pole device, it accommodates complex circuits while maintaining compactness with its width of just 140 mm. The front connection type simplifies installation in confined spaces, complemented by bolt terminal types which offer secure connections.</p><p>Meeting IEC60947-2 standards assures compliance with international safety norms—a testament to its quality engineering. The degree of protection is marked at IP20, indicating suitability for indoor use where minimal exposure to dust or moisture is expected.</p><p>This MCCB&#39;s power loss stands at only 4.3 W, reflecting efficient energy management within your system. Weighing in at 2.1 kg, it&#39;s lightweight yet sturdy enough for enduring operational demands.</p><p>Rated frequency spans both common industry standards: 50 Hz and 60 Hz, providing flexibility regardless of regional power supplies. It&#39;s compatible with XT3S setups and has an impressive main circuit connecting capacity ranging from 85 to 192 sq-mm cables—a feature beneficial for varied wiring requirements.</p><p>The current setting range between 44.1 A and the maximum rated current allows fine-tuning according to specific load characteristics ensuring optimal circuit protection without unnecessary interruptions.</p><p>In summary, this MCCB delivers on all fronts: reliability through high breaking capacity; adaptability via multiple voltage ratings; efficiency reflected in low power loss; and ease-of-use through straightforward installation features—all vital factors when considering your next purchase decision for dependable electrical infrastructure solutions.</p>