Mainly used for overload and short-circuit protection in line of AC230V/400V.with the feature on advanced structure,more hig ... : Mainly used for overload and short-circuit protection in line of AC230V/400V.with thefeature on advanced structure,more higher breaking ... .:1P,2P,3P,3P+N,4PRated Voltage:AC230/400VRated Current:1,2,3,4,6,10,16,20,25,32,40 ...