SIEMENS 6DD1601-0AH0 Description Description SIEMENS SIMADYN D EXPANSION MODULE ITDC FOR PM4. PM5. PM6 CONTROL F. LINE-COMMUTATED CONVERTERS VIA SITOR IF Related products SIEMENS 1FN3050-4SA00-0AA0 SIEMENS 1FK7063-5AF71-1FG2 SIEMENS 1FT5066-0AC01-2-Z SIEMENS 1FK6042-6AF71-1TH0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7042-5AK71-1FB0