| Item | Specification |
|---|---|
| Part Number | 6RA2487‑4GS22‑0 |
| Product Family | SIMOREG‑K |
| Product Type | Single‑Quadrant (1Q) fully‑digital thyristor DC converter |
| Input Supply | 3‑phase AC 400 V, tolerance +10 % /‑20 % |
| Rated Frequency | 45‑65 Hz |
| Rated Armature DC Current | 850 A |
| Max. Armature Output Voltage | 420 V DC |
| Operation Mode | Single‑quadrant non‑regenerative; external braking resistor required |
| Rated Exciter Voltage | 340 V DC, integrated field rectifier |
| Control System | Full‑digital closed‑loop speed / current regulation |
| Interfaces | Analog set‑point input, binary I/O terminals, RS485 serial interface |
| Cooling Method | Forced‑air fan cooling, large‑frame high‑air‑flow cooling system |
| Protection Class | IP20 (control unit), IP00 power section |
| Mounting | Cabinet floor‑mount installation, large‑frame cabinet layout |
| Operating Ambient Temperature | 0 °C … +45 °C; de‑rating above 35 °C |
| Country of Origin | Germany |
| Certifications | CE |
