Core Electrical Specifications
| Parameter | Value | Notes |
|---|---|---|
| Product Type | SIMOREG DC Master Four‑Quadrant Converter | Circuit: (B6)A(B6)C (fully controlled 3‑phase bridge) |
| Rated Input Voltage | 3‑phase AC 400 V | Frequency: 50–60 Hz |
| Permissible Input Voltage Range | 3‑phase AC 320 V – 460 V | -20% to +15% of rated |
| Rated Input Current | 175 A | At rated load |
| Rated Output Voltage (Armature) | DC 420 V | Continuous operation |
| Rated Output Current (Armature) | 210 A (D64) | 40°C, 100% duty cycle |
| US‑Rated Output Current | 158 A | At 420 V DC |
| Peak Output Current (Armature) | 315 A | 1.5 × rated, max 2 s |
| Field Rectifier (Controllable) | D420/210 | Integrated |
| Rated Field Voltage | DC 325 V | Max field voltage |
| Rated Field Current | 15 A | Continuous field supply |
| Power Loss (Typical) | 7.5 kW | At rated load |
| Rated Output Power | 88.2 kW | DC output (420 V × 210 A) |
| Options | D64 (210A armature), K00 (no option), S00 (no auxiliary power) | – |
Power & Thermal
| Parameter | Value | Notes |
|---|---|---|
| Cooling Method | Forced air (internal fan) | IP00 protection |
| Ambient Temperature (Operation) | 0°C – 40°C | Derate 2.5%/°C above 40°C |
| Ambient Temperature (Storage) | -40°C – 70°C | Non‑condensing |
| Relative Humidity | 5% – 95% | Non‑condensing |
| Altitude | ≤ 1000 m | Derate 1%/100 m above 1000 m |
| Cooling Air Requirement | 800 m³/h | Forced air cooling |
| Sound Pressure Level | 65 dB(A) | At 1 m distance |
Mechanical & Protection
| Parameter | Value | Notes |
|---|---|---|
| Protection Class | IP00 (open chassis) | – |
| Dimensions (W×H×D) | 260 mm × 380 mm × 270 mm | Without terminal covers |
| Net Weight | 16.7 kg | Unpacked |
| Mounting | Free‑standing / rack‑mount | Vertical orientation |
| Isolation Test Voltage | 2.5 kV AC | Power section to ground |
| Short‑Circuit Protection | Electronic current limiting | Adjustable trip levels |
| Overvoltage Protection | Varistor + active clamping | Input & output sides |
| Overtemperature Protection | Thermal sensor + shutdown | At heatsink & thyristors |
Communication & Control
| Interface/Feature | Details | |
|---|---|---|
| Communication Interfaces | PROFIBUS DP (optional) | Via CBP2 module |
| Analog Inputs | 4 × 0–10 V / 0–20 mA | Isolated, 10‑bit resolution |
| Analog Outputs | 2 × 0–10 V / 0–20 mA | Isolated, 10‑bit resolution |
| Digital Inputs | 6 × 24 V DC | PNP/NPN selectable |
| Digital Outputs | 4 × 24 V DC, 2 A | Relay‑free (solid‑state) |
| Control Modes | Speed, torque, current | Four‑quadrant control |
| Control Accuracy | Speed: ±0.01% (encoder); Torque: ±1% | With encoder feedback |






