This Acti9 K60H product is a low voltage miniature circuit breaker (MCB). It is a 3P circuit breaker with 3 protected poles and 50A In rated current and C tripping curve. The rated short circuit breaking capacity goes up to 10kA at 415VAC conforming to EN 60898-1 standard and at conforming to standard. This product is compliant with EN/IEC 60898-1 standard. This miniature circuit breaker combines functions of circuit protection against short circuit and overload current