SIMOREG DC Master Converter, with microprocessor for single-quadrant drives B6C connection Input 690 V 3 AC, 1244A controllable field rectifier D830/1500 MRE-GEEF4S22 Output 830 V DC, 1500A Output US-Rating: 830 V DC, 1100A Field-inpt. 460V, Output. 375 V, 40 A