ABB 3AUA0000036521 ASC800 RDCU-12C Control Board

Description:

The ABB 3AUA0000036521 ASC800 RDCU-12C Control Board is used in ABB industrial drive systems to provide main control logic and processor functions within the ASC800 series drive platform. Commonly installed in variable frequency drives operating pumps, fans, conveyors, and heavy machinery where centralized control, monitoring, and system coordination are required. Maintenance teams and system integrators use this control board for drive repairs, system retrofits, replacement of failed main control boards, and restoration of inverter operation.

Applications:  

The ABB ASC800 RDCU-12C control board is commonly used in industrial automation environments including water and wastewater facilities, HVAC systems, material handling lines, processing plants, and manufacturing production systems where reliable drive control, signal processing, and diagnostic functions are critical for sustained performance.

Technical Specifications:

• Manufacturer: ABB
• Model: RDCU-12C
• Part Number: 3AUA0000036521
• Product Type: Drive Main Control Board / Processor Module
• Function: Central control logic and drive processing unit
• Compatibility: ABB ASC800 series inverters (model dependent)
• Communication Support: Integrated drive communications (bus/fieldbus support varies)
• Installation: Internal drive-mounted printed circuit board
• Power Supply: Supplied by the drive system bus
• Application Category: Industrial drive control and automation
• Operating Temperature Range: Industrial-rated conditions
• Protection Rating: Installed within protected drive enclosure

Common Replacements:

• ABB RDCU-02C
• ABB RDCU-22C
• ABB RDCO-01C