Siemens 4EU4521-0AP00 Description Description Siemens 3PH-COMMUTATING REACTOR 1310/1640A, FOR 690V 50HZ VOLTAGE DROP 15,9V 1640A Related products SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1790L811A SIEMENS 1FT5072-0AC01-0-Z SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK7060-5AF71-1FH3