The K63N represents advanced circuit protection technology, combining Chint's precision engineering with versatile pole configuration options. This model accommodates both 2-pole and 3-pole installations, delivering exceptional short-circuit interruption capacity of 4.5KA for comprehensive electrical safety. Housed within a NEMA 3R-rated enclosure, it withstands challenging environmental conditions including moisture, corrosion, and airborne contaminants. The integrated earth leakage protection module (EB3PC6) adds an extra layer of safety for personnel and equipment. Designed for industrial facilities, commercial establishments, and critical infrastructure, this breaker combines reliability with intelligent protection in a compact, professional-grade package.