6RA2491‑4GV62‑0 SIMOREG‑K DC Converter, 4Q, 400V 1200A
Siemens SIMOREG‑K 6RA2491‑4GV62‑0 four‑quadrant fully‑digital thyristor DC converter, 3‑phase AC 400V input, rated armature DC current 1200A, regenerative energy feedback to mains without external braking resistor, digital armature & field control, heavy‑duty forced‑air cooling, for ultra‑high‑power reversible DC motor speed‑control applications.