This Acti9 iID is a modular and reliable residual current circuit breaker (RCCB).It is a 4P, rated current is 40A, and operating voltage is 400VAC to 415VAC.Making and breaking capacity is 1500A (Im/IΔm).Electrical endurance goes up to 15000 cycles, and mechanical endurance goes up to 20000 cycles.The degree of protection is IP20 and IP40 in an enclosure. It is DIN rail mountable.Device location in system is outgoer, and the earth leakage protection class is type AC.This product is compliant with GB 16916.21 and EN/IEC 61008-1.