Siemens 6RY1803-0DB02 L05 Power Interface Board
The separately orderable power-interface spare for SINAMICS DCM option L05, board designation C98043-A7107-L4.
Product Overview
6RY1803-0DB02 is the Siemens spare-part article for the power interface used with SINAMICS DCM option L05. Siemens links this service article to board designation C98043-A7107-L4.
The market-facing spare number and printed-board designation serve different identification roles. Both should be recorded when matching an installed assembly.
Performance
- Provides the L05 power-interface function defined by the matching SINAMICS DCM execution.
- Supports internal measurement and power-section interfacing required by the converter design.
- Retains the documented C98043-A7107-L4 board execution under the Siemens service article.
Technical Details
| Manufacturer | Siemens |
|---|---|
| Article Number | 6RY1803-0DB02 |
| Product Family | SINAMICS DCM |
| Product Description | Power interface for option L05 |
| Board Designation | C98043-A7107-L4 |
| Supply Status | Spare part |
| Selection Basis | DCM article, L05 option and board revision |
System Integration
- Confirm the complete SINAMICS DCM article and installed L05 option.
- Match the C98043-A7107-L4 barcode label and hardware release.
- Use the converter-specific isolation, discharge and recommissioning procedure.
Applications
- SINAMICS DCM service
- L05-equipped DC drive cabinets
- Power-interface board replacement
FAQ
How are 6RY1803-0DB02 and C98043-A7107-L4 related?
6RY1803-0DB02 is the Siemens spare-part article, while C98043-A7107-L4 is the corresponding L05 board designation.
Can 6RY1803-0DB02 be selected without the DCM nameplate?
No. The complete converter article and installed L05 option should be confirmed before ordering.
Why must the board release be checked for 6RY1803-0DB02?
Hardware-release information is carried on the board label and can affect supported converter functions.
What should be sent with a 6RY1803-0DB02 enquiry?
Send the DCM nameplate, option list, board barcode label, connector photographs and active fault report.
What acceptance work follows a 6RY1803-0DB02 replacement?
Verify wiring and insulation, review diagnostics and complete the prescribed DCM functional test before process operation.
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