Siemens 4RX3120 Description Description Siemens RESISTANCE TO DOWNLOAD SINGLE-PHASE X 4RB5. Related products SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK6060-6AF71-1TA0 SIEMENS 1FK7103-5AF71-1DH0 SIEMENS 1FK7022-5AK71-1AG0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7063-5AF71-1FG2
