<p>The MCCB (Molded Case Circuit Breaker) you&#39;re considering is a robust solution designed to meet demanding industrial and commercial applications. With a rated current of 63 A, this MCCB provides reliability and safety in electrical distribution systems.</p><p>Designed for flexibility, it accommodates both AC and DC systems with rated voltages of up to 690 VAC or 500 VDC. The device&#39;s rated impulse withstand voltage stands at an impressive 8 kV, ensuring resilience against transient overvoltages. Additionally, its insulation voltage is rated at 800 V, offering reliable protection across various environments.</p><p>This circuit breaker features a thermal-magnetic (TM) release type with a TMG trip unit, providing precise protection by responding effectively to overloads and short circuits. Its breaking capacity of 50 kA ensures it can handle significant fault currents without compromising system integrity.</p><p>With four poles and front connection type, installation is straightforward. The bolt terminal design supports secure connections while maintaining ease of maintenance. Its IP20 degree of protection makes it suitable for indoor installations where moderate protection from dust ingress is required.</p><p>In terms of physical dimensions, the MCCB has a width of 140 mm and weighs approximately 2.1 kg—compact enough for efficient panel space utilization yet substantial enough to ensure durability. It adheres to IEC60947-2 standards, guaranteeing compliance with international safety requirements.</p><p>Operating within a frequency range of 50/60 Hz ensures compatibility with most power systems globally. Furthermore, this MCCB offers versatility in application thanks to its wide current setting range from 44.1 A to the maximum rating of 63 A.</p><p>Notably compatible with XT3S frames, the main circuit connecting capacity ranges between 85-192 sq-mm—accommodating various conductor sizes for diverse installation needs.</p><p>Power loss in operation is minimal at just 4.3 W—a testament to its efficiency in energy usage while maintaining performance levels necessary for critical operations.</p><p>Overall, this MCCB combines advanced protective features with practical design considerations that cater specifically to industrial settings requiring dependable performance under high-stress conditions.</p>