ABB NCBC-71C ACS800 Auxiliary Power Board – 250W – Tested

Product Overview

Original ABB NCBC-71C auxiliary control power board for ACS800 series drives. Converts DC bus voltage to isolated +24V, ±15V, and +5V control power for RMIO control board, NBRC brake control, and I/O modules. Specifically designed for high-power ACS800-07 R7-R8 and 690V systems.

Key Features

• Genuine ABB original – for ACS800 series drives
• Auxiliary power board – isolated +24V/±15V/+5V outputs
• Output power: ~250W
• Bus voltage sensing up to ~1050V DC (690V system compatible)
• Integrated OVP/UVP/OCP/OTP/Short-circuit protection
• New surplus – original packaging

Specifications

Compatibility Note

• Compatible with ACS800 series (ACS800-04, ACS800-07, ACS800-11)
• Specifically for high-power R7-R8 frames and 690V systems
• Bus voltage sensing up to ~1050V DC – do not use on 400V-only NCBC-61C systems without verification
• Verify drive model, power rating, and original board revision before ordering

Quality Assurance

• New surplus – original packaging
• Actual photos sent before shipping
• Test video available upon request
• ESD anti-static packaging