RDCU-12C 3AUA0000036521
Drive control unit built around the RMIO-12C motor-control and I/O board, with detachable control terminals, option-module slots and an optical link to the power stage. Confirm the exact installed configuration and revision before replacement.
Scope note: Supplied as a model-specific industrial component; system engineering, accessories and site acceptance are verified separately.
Product Condition
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+86 18150117685Drive control unit with RMIO-12C board for ACS800 Drives
This ABB drive control unit contains the RMIO-12C board and provides the main control, standard I/O, option-module interfaces and optical PPCS connection used by applicable ACS800 converter hardware.
The exact application program must match the converter hardware, and replacement work requires full isolation, discharge verification, electrostatic-discharge precautions and confirmation of the installed option modules.
Ordering note: Verify the complete model, installed system, revision and current manufacturer documentation before purchase or installation.
| Manufacturer / drive family | ABB ACS800 |
|---|---|
| Unit designation | RDCU-12C drive control unit |
| ABB order code | 3AUA0000036521 |
| Internal control board | RMIO-12C |
| Power input | 24 VDC ±10% |
| Current consumption | 250 mA typical without options; 1200 mA maximum |
| Standard control I/O | 3 analog inputs, 2 analog outputs, 7 digital inputs and 3 relay outputs |
| Operating / storage temperature | 0 to 60 °C / -40 to 70 °C |
Compatibility depends on the complete ordering code, installed hardware, wiring and approved engineering data.
Provide 24 VDC within ±10%, allowing 250 mA typical load without options and up to 1200 mA with option modules.
The unit contains an RMIO-12C motor-control and I/O board.
It uses the V57 and V68 optical-fibre connectors for a 10 MBd ABB PPCS link to the inverter or IGBT supply module.
Slot 1 accepts I/O, encoder or fieldbus adapters, slot 2 accepts I/O or encoder modules, and the DDCS connector accepts an RDCO communication module.
After isolating the drive and waiting at least five minutes for the DC-link capacitors to discharge, confirm that the replacement carries the correct application program for the converter hardware.
Send the complete RDCU-12C 3AUA0000036521 model, quantity, installed system, destination and clear label photos. Availability and condition will be confirmed before quotation.
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