ABB ACS550-U1-246A-4+B055 - Variable Frequency Drive CE
Part Number: 3AUA0000019753
Quick Summary
ABB ACS550-U1-246A-4+B055 is a versatile variable frequency drive for precise motor control in factory automation and material handling. Engineers often face startup spikes, energy waste, and integration challenges when upgrading legacy drives. This ABB drive supports CE conformity and robust safety features, with enclosure options offering IP20–IP21 protection depending on configuration, and SIL-ready performance in system designs. By simplifying commissioning, reducing energy use, and providing robust motor protection, it delivers measurable value for OEMs and end users alike. Typical applications include conveyors, pumps, and fans in manufacturing lines.
Product Information
Extended Description
3AUA0000019753 ABB: ACS550-U1-246A-4+B055
Built-in motor control algorithms deliver improved energy efficiency and reduced thermal stress on drive trains. The business impact is lower operating costs and extended equipment life, especially for continuous processes like conveyors or pumps. In practice, technicians configure load profiles and ramp rates to match production schedules, enabling smoother startup sequences and less mechanical wear. Configurable I/O and fieldbus interfaces simplify integration with PLCs and HMIs, reducing wiring errors and commissioning time. This translates to faster line startups, easier maintenance, and better production traceability on packaging or sorting lines. PID control and closed-loop speed regulation deliver precise torque and speed profiles, improving process stability and product quality in mixed-load applications. Operators enjoy predictable performance, which lowers scrap rates and increases throughput. Protective features and built-in diagnostics provide early fault detection, reducing unplanned downtime and maintenance costs during long production runs. This capability supports proactive maintenance strategies and improves overall equipment effectiveness. Compact, space-saving enclosure options and modular mounting flexibility enable retrofits and new installations with minimal footprint impact, helping manufacturers optimize factory floor layouts. Compatibility with ABB drives family and standard PLCs simplifies procurement, spare parts management, and future upgrades, delivering a streamlined, long-term automation roadmap for OEMs and end users alike.
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FAQs
The ACS550-U1-246A-4+B055 supports multiple mounting options suitable for panel or machine mounting and is designed to integrate with common PLCs. It offers standard I/O and fieldbus interfaces to simplify wiring and commissioning. When retrofitting, verify enclosure protection level and available space, then map the drive’s inputs and outputs to your existing control scheme to minimize modifications and downtime.
Built-in PID and configurable ramp rates enable precise speed and torque control, reducing overshoot and mechanical stress during start/stop sequences. This leads to smoother conveyors, pump systems, and fans, improving product consistency and reducing energy spikes. For critical processes, tune the controller with reference setpoints and feedback to maintain stable operation under varying load conditions.
Yes. The ACS550-U1-246A-4+B055 is well-suited for conveyors and pumps due to its flexible control logic, soft-start capabilities, and motor protection features. It supports gradual acceleration/deceleration to minimize belt wear and hydraulic stress, while enabling precise flow or speed control that matches production demand, reducing waste and improving throughput.
Typical configurations for ABB ACS550 drives include CE conformity for Europe and compatibility with UL/CSA for North American installations, though exact certifications depend on regional requirements and specific configuration. Always confirm the certifications for your country and application with the supplier or regional ABB representative before procurement.
The ACS550-U1-246A-4+B055 offers robust diagnostics, built-in protection features, and long-term reliability that support proactive maintenance. The result is reduced downtime, lower energy costs through efficient speed control, and a lower total cost of ownership. In practice, manufacturers typically see improved throughput, lower scrap, and faster payback on automation upgrades.