The Onesto KC6-KU-220 is a robust 20-ampere, 2-pole DIN rail circuit breaker engineered for demanding electrical installations. Rated at 6KA breaking capacity and compliant with IEC60947-2 standards, this unit operates seamlessly across 240V and 415V systems at 50Hz. Classified under utilization category A, it delivers reliable overcurrent protection in both industrial and domestic applications. Its compact DIN rail mounting design ensures efficient panel integration while maintaining superior performance in high-demand environments.