Order No.：6RA8025-6GS22-0AA0
Brand：Siemens
Series：SINAMICS DCM
Type：DC Converter, 2‑quadrant operation
Topology：B6C fully controlled 3‑phase bridge
Status：Active (in production)
1. Armature Input Specifications
| Parameter | Value |
|---|---|
| Input type | 3‑phase AC |
| Rated input voltage | 575 V AC, ±10 % |
| Rated input current | 50 A |
| Input frequency | 45 … 65 Hz |
| Control electronics supply | 2‑phase AC 380 … 480 V, 50/60 Hz |
| Cooling supply | Self‑powered (internal, no external fan supply) |
2. Armature Output Specifications
| Parameter | Value |
|---|---|
| Rated output voltage | 690 V DC |
| Rated output current | 60 A |
| Rated output power | 41.4 kW |
| Operation mode | 2‑quadrant (motoring forward, regenerative braking forward) |
| Dynamic overload | 110% × 60 s; 150% × 5 s (standard DCM class) |
| Steady‑state overload | 105% continuous (thermal‑limited) |
| Rectifier type | Thyristor‑based, fully controlled |
3. Built‑in Field Circuit Specifications
| Parameter | Value |
|---|---|
| Field rectifier model | D690/60 MRE‑GEE6S22 |
| Field input supply | 2‑phase AC 380 … 480 V |
| Max. field output voltage | Adjustable up to 690 V DC |
| Max. field output current | 10 A |
| Field control | Fully controllable, closed‑loop adjustable excitation |
| Field function | For separately excited DC motor field winding |
4. Power, Loss & Efficiency
| Parameter | Value |
|---|---|
| Rated output power | 41.4 kW |
| Typical power loss at rated load | ~310 W |
| Typical efficiency | ≥99.2 % at rated load |
5. Mechanical & Environmental Data
| Parameter | Value |
|---|---|
| Dimensions (W×D×H) | 268 × 252 × 385 mm |
| Net weight | approx. 12.0 kg (11.975 kg) |
| Protection class | IP00 |
| Cooling | Self‑ventilated / natural convection |
| Ambient operating temperature | 0 … 40 °C (derate above 40 °C) |
| Storage/transport temperature | −40 … +70 °C |
| Installation altitude | Up to 1000 m above sea level |
| Installation orientation | Vertical, wall‑mounted |
6. Standards & Certifications
Compliant with EN 50178, EN 60146‑1‑1, EN 61800‑1, EN 61800‑3, EN 61800‑5‑1, IEC 62103, UL/CSA recognized
7. Key Features
- Compact built‑in unit, integrated power & control section
- Built‑in field power unit (no external field controller needed)
- Microprocessor‑based closed‑loop speed & current control
- Analog & digital setpoint inputs, encoder/tachometer feedback compatible
- Suitable for industrial DC motor speed regulation, retrofit & original equipment
- Designed for high‑voltage DC motor applications (up to 690 V DC armature)
