SIMOREG DC Master rectifier, with microprocessor for four-quadrant drives Circuit (B6) A (B6) C Input 830V 3AC, 1575 A controllable field rectifier D875/1900 MREQ-GEGF4V62 output 875 V DC, 1900 A output US rating: 875 V DC, 1412 A field input 460 V, output 375 V, 40 A