ABB NDCU-21C

ABB NDCU-21C Drive Control Unit Overview
 

Product Positioning

The ABB NDCU-21C belongs to ABB’s DCS (Distributed Control System) control card series. It is commonly used in industrial automation platforms such as 800xA and Unifield, suitable for applications involving variable frequency drives, robotics, and process control.

Main Functions

Utilizes advanced control algorithms to achieve efficient and stable motor operation.

Provides multiple communication interfaces (fieldbus, Ethernet, etc.) for seamless integration with upper-level systems, I/O modules, and other devices.

Features robust diagnostic and self-check capabilities, supporting fast fault location and maintenance.

Technical Specifications
 

Weight: approx. 1.5 kg

Applicable Motors: Designed for AC induction motor control, with a power range from 0.5 kW to 15 kW (refer to NDCU-12C specifications for reference).

Typical Applications
 

Industrial automation systems (e.g., conveyors, pumps, fans)

Robotics drive and control

Process control and energy management

Can be used together with other ABB DCS control cards (such as NDCU-51 and NDCU-12C) to achieve a complete control chain.

Product Advantages
 

High Reliability: Built with ABB’s advanced manufacturing processes and components, capable of withstanding harsh industrial environments.

Modular Design: Compact size, easy installation, and flexible integration into cabinets or on-site setups.

Strong Compatibility: Plug-and-play operation on ABB 800xA, Unifield, and other platforms, supporting multiple fieldbus protocols.

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