Miniature circuit breakers protect electrical circuits from damage caused by overload or short circuit. KB-1DCxx is a double-pole C type MCB. This model features in 10kA breaking capacity, trip free mechanism, double function terminal design, safety terminals, uniform components profile, common modular accessories, and energy saver. KB-1DCxx follows standard IEC60898 with rated current: In 6, 10, 16, 20, 25, 32, 40, 50, 63.