Product Overview
The Siemens 6SL3912-5EP38-0AA0 Midpoint Diode Power Card (DD800) is designed for air-cooled GM150 and SM150 IGBT systems. It operates within a 3.3–4.16 kV voltage range, ensuring stable and efficient performance in demanding power applications.
Moreover, its German-engineered structure offers high reliability and consistent operation across variable load conditions. Therefore, it remains a preferred solution for medium-voltage industrial drives and converter systems.
Functional Highlights
This power card manages DC-link midpoint voltage, supporting balanced current distribution in high-power converters.
In addition, its air-cooling design minimizes heat buildup, extending operational life and lowering maintenance effort.
Below are its essential advantages:
- Optimized for GM150 / SM150 IGBT configurations
- Excellent thermal stability under high-load conditions
- Simple installation and modular service replacement
- Built to Siemens’ strict quality and performance standards
For instance, many industrial automation systems use this module to maintain DC bus symmetry, improving inverter reliability.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Midpoint Diode Power Card (DD800) |
| Cooling Method | Air-Cooled |
| Voltage Range | 3.3 – 4.16 kV |
| Compatible Systems | GM150 / SM150 IGBT Drives |
| Net Weight | 32 kg |
| Packaging Quantity | 1 Piece |
| Origin | Germany |
| Compliance | RoHS Compliant |
| Product Class | D (Made-to-Order) |
| Commodity Code | 85389091 |
| Export Control | ECCN : N / AL : N |
| Factory Lead Time | Approx. 100 Working Days |
Furthermore, this Siemens DD800 card provides durable insulation, ensuring electrical safety even during transient voltage surges.
System Integration
The 6SL3912-5EP38-0AA0 integrates seamlessly with Siemens GM150 / SM150 IGBT frameworks.
It functions as a midpoint stabilization unit, maintaining equal potential distribution between DC bus rails.
Therefore, it enhances system balance, efficiency, and long-term reliability.
In addition, its compact footprint allows flexible installation in confined electrical cabinets.
Typical use cases include medium-voltage drives, regenerative energy systems, and power converter modules.
Details
| Weight | 32 kg |
|---|
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