... nylon,copper,silver 3.Standard:IEC61008 4.CE CB ISO9001 DIN RAIL No overload protection RCCB Circuit breaker1.Product DescriptionLIEL-2 series ... . It is used in the circuits of AC 50~60Hz, single phase 230V(220V), three phases 400V (380V) in industrial & mining enterprises ... . It is used in the circuits of AC 50~60Hz, single phase 230V(220V), three phases 400V (380V) in industrial & mining enterprises ...