Industrial DC Drive Power Solution – SIEMENS 6RY1803-0CM20 | C98043-A7109-L100 | SIMOREG Series
Where This Product Is Used
The SIEMENS 6RY1803-0CM20 (C98043-A7109-L100) Power Supply Module is a core component of the SIMOREG DC Master converter family. It is deployed across a wide range of demanding industrial environments where precise DC motor control and reliable auxiliary power are critical:
- Steel & Metal Rolling Mills – Provides stable auxiliary power to SIMOREG converters driving rolling mill main drives, ensuring consistent torque and speed regulation under heavy load cycles.
- Paper & Printing Machines – Supports tension-controlled web drives where power supply stability directly impacts print registration and paper quality.
- Crane & Hoist Systems – Powers the control electronics of overhead cranes and hoists in ports, steel plants, and warehouses, where fail-safe operation is mandatory.
- Extruder & Plastics Processing – Feeds the control board of DC extruder drives, maintaining process consistency in temperature-sensitive polymer production.
- Mining Conveyor Drives – Sustains auxiliary supply to SIMOREG units on long-distance belt conveyors operating in dusty, high-vibration environments.
- Marine & Offshore Winch Drives – Used in shipboard DC drive systems where compact, robust power supply modules are required to meet marine electrical standards.
- Retrofit & Spare Parts Programs – Serves as a direct replacement board in existing SIMOREG 6RA70 / 6RA24 installations undergoing life-extension or emergency repair.
Technical Specifications
| Manufacturer Part Number | 6RY1803-0CM20 |
| Board Reference | C98043-A7109-L100 |
| Product Family | SIMOREG DC Master |
| Module Function | Auxiliary Power Supply (PSU Board) |
| Compatible Converter Series | SIMOREG 6RA70, 6RA24, 6RA28 |
| Output Voltages | ±15 V DC, +5 V DC, +24 V DC (internal logic rails) |
| Input Supply | Derived from converter AC bus / internal transformer |
| Form Factor | PCB plug-in module |
| Approx. Weight | 4.5 kg (packaged) |
| Condition | New / Refurbished / Tested (specify on inquiry) |
| Country of Origin | Germany |
Why Engineers Specify This Model
- OEM-Matched Performance – Designed by Siemens specifically for SIMOREG converters; no derating or compatibility workarounds required.
- Multi-Rail Output – Simultaneously supplies logic, gate drive, and I/O power rails, eliminating the need for external auxiliary PSUs.
- Plug-and-Replace Design – Board-level replacement without rewiring; minimizes downtime during emergency maintenance.
- Proven Field Reliability – Widely deployed in 24/7 continuous-duty applications across steel, paper, and mining industries globally.
- Long Service Life – Designed to withstand industrial thermal cycling, vibration, and EMI environments typical of heavy-duty drive cabinets.
Complete System Bill of Materials
For a fully operational SIMOREG DC Master drive system, engineers typically specify the following alongside the 6RY1803-0CM20:
- SIMOREG DC Master Converter Unit (e.g., 6RA7031, 6RA7075, 6RA7085)
- CUD1 / CUD2 Control Unit Board (6SE7090-0XX84-0AB0 or equivalent)
- Pulse Transformer Board (C98043-A7110 series)
- Firing Circuit / Gate Drive Board
- DC Bus Fuses & Semiconductor Protection Fuses
- Line Reactor / Input Choke (3% or 4% impedance)
- Encoder / Tachometer Feedback Module
- PROFIBUS / PROFINET Communication Module (CBP2 / CBC)
Compliance & Industry Standards
- CE Marked – Compliant with EU Low Voltage Directive 2014/35/EU and EMC Directive 2014/30/EU
- UL / cUL Listed (where applicable to converter assembly)
- RoHS Compliant (Directive 2011/65/EU)
- Designed to IEC 61800-2 (Adjustable Speed Electrical Power Drive Systems)
- Compatible with IEC 60204-1 machine safety wiring requirements
Quality Assurance & Sourcing
At Konmask.com, every SIEMENS module undergoes a structured verification process before dispatch:
- Visual inspection for physical damage, corrosion, and counterfeit markers
- Functional power-on test where applicable
- Cross-referenced against Siemens OEM part databases for authenticity
- Packaged in anti-static ESD bags with foam cushioning for safe international shipping
- Traceable documentation available on request (test reports, certificates of conformity)
How to Source This Part
Ready to order or need a formal quotation? Here’s how to proceed:
- Add to Cart – For immediate purchase at the listed price.
- Request a Quote – Contact us for volume pricing, lead time confirmation, or alternative condition options (new, refurbished, exchange).
- Email: support@konmask.com
- Phone / WhatsApp: +0086 19859288691
- Typical Lead Time: In-stock items ship within 1–3 business days; sourced items 5–15 business days.
- Export & Customs: We handle export documentation, HS code classification, and commercial invoices for international buyers.
Application-Specific FAQ
Q: Is the 6RY1803-0CM20 compatible with both 6RA70 and 6RA24 series converters?
A: Yes. This PSU board is used across multiple SIMOREG generations. Please confirm your converter’s full nameplate data when ordering to ensure exact board revision compatibility.
Q: Can this module be repaired instead of replaced?
A: Board-level repair is possible for some failure modes (e.g., failed capacitors, blown fuses). Contact us to discuss repair vs. replacement economics for your application.
Q: Do you supply the full SIMOREG drive system or only spare boards?
A: We supply both complete SIMOREG converter units and individual spare/replacement boards. Contact us with your full BOM for a consolidated quotation.
Q: What is the warranty on this module?
A: We offer a 12-month warranty on new units and a 6-month warranty on refurbished/tested units against manufacturing defects under normal operating conditions.
Q: Can you provide an IEC-compliant test report?
A: Yes. Traceable test documentation is available upon request for quality-critical procurement processes.
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Contact: support@konmask.com | +0086 19859288691
