USBNPCU01 (NPCU01) — USB debugging / download cable for VFDs and frequency converters. Black. Why you need this cable Provides a direct USB connection between your PC and compatible VFDs and frequency converters for debugging, parameter download/upload, and fault diagnosis. Reduces commissioning and service time by enabling reliable communication without needing proprietary adapters or extended setup. Compact, straightforward tool for technicians and engineers who work with ABB/compatible drives listed below. Key benefits Efficient troubleshooting: quickly read drive status, logs, and fault codes from a laptop for faster rootcause analysis. Simple downloads and updates: transfer parameters or firmware reliably during commissioning and maintenance. Portable and practical: easy to carry between sites or keep in a service kit for field use. Key attributes Model: USBNPCU01 (NPCU01) Functionality: USB debugging and download communication cable for frequency converters and VFDs Compatibility: VFD models ACS800, ACS600, ACS500, ACS1000 and DCS500 Color: Black Performance: Designed for stable data transfer between PC and listed drives Build: Intended for regular field and workshop use Typical applications / use cases Commissioning: Connect a laptop to a frequency converter to load preconfigured parameters and verify operation during system startup. Field troubleshooting and maintenance: Diagnose faults and adjust settings onsite to minimize machine downtime. Firmware and parameter management: Download updated settings or back up drive parameters during service visits. Compatibility reminder Designed specifically for use with ACS800, ACS600, ACS500, ACS1000 and DCS500 drives. Verify that your drive model accepts the NPCU01 interface before . Practical notes Intended as a communication and debugging/download cable for frequency converters and VFDs listed above. Black finish for a professional, serviceready appearance. the USBNPCU01 (NPCU01) when you need a reliable, fieldcapable USB download and debugging cable for ACS800/600/500/1000 and DCS500 frequency converters.