This Acti9 iCT is a modular contactor.It is a 4P remote control device with 2 normally open contacts and 2 normally close contacts. The In rated current is 25A for AC-7a and 8.5A for AC-7b.The Ue rated operational voltage is 400VAC. The Uc control voltage is 220VAC to 240VAC.This device could be used for control circuits.It is compatible with all the Acti9 control auxiliaries, for lighting, heating