ABB ACH550-UH-221A-2 VFD - Compact Industrial Drive
Part Number: 3AUA0000005420
Quick Summary
ABB ACH550-UH-221A-2 VFD is a robust motor speed controller for industrial automation. Engineers often struggle with lengthy commissioning and complex integration across multi-vendor automation lines. Common configurations carry CE compliance and IP ratings for protection, with UL/CSA listings and SIL options available per variant. This drive supports easy commissioning and reliable motor control, delivering energy efficiency, reduced wear, and predictable maintenance for a wide range of applications in manufacturing and process environments.
Product Information
Feature → Business Impact → Application: Energy-efficient vector control reduces motor current and heat, lowering energy bills and extending motor life, which is particularly impactful in continuous processes like pumping and conveying. This translates to tangible cost savings and improved uptime on continuous-line operations where precise speed control is critical. Feature → Business Impact → Application: Built-in protection schemes (short-circuit, overcurrent, thermal monitoring) minimize unplanned downtime and equipment damage, enabling safer operation in harsh plant environments and simplifying maintenance routines. Application areas include food & beverage, material handling, and process industries requiring high reliability. Feature → Business Impact → Application: Plug-and-play commissioning and diagnostics accelerate startup, cut project timelines, and shorten time-to-value for OEMs. This is especially valuable for retrofit projects and modular automation setups where rapid integration matters. Feature → Business Impact → Application: Full compatibility with ABB control ecosystems and common industrial fieldbus protocols streamlines integration with PLCs, SCADA, and upstream sensors, reducing engineering effort and risk in complex automation architectures. Application: batch processing, packaging lines, and HVAC systems benefit from coherent control logic. Feature → Business Impact → Application: Compact footprint and versatile enclosure options support installation in space-constrained panels and retrofit scenarios, enabling easier upgrades in existing machines and retrofits without major chassis changes. Application: OEMs with limited cabinet space or retrofit projects in conveyors and pump stations.
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FAQs
The ACH550-UH-221A-2 is designed for three-phase motors typically wired for standard voltage levels. Connect the R, S, and T input supply to the drive, then wire U, V, and W to the motor in a delta or wye configuration as per motor nameplate. Ensure proper grounding, shielded cables for control wiring, and adherence to applicable local electrical codes. Use the drive’s parameter set to match motor data (voltage, rated current, and slip).
Expect reliable speed control with adjustable ramp times, overload protection, and thermal monitoring to protect the motor. The drive supports standard control modes, basic PID for process control, and compatibility with common fieldbus protocols. In pumps and fans, expect smooth velocity profiles, reduced energy consumption, and improved process stability while maintaining motor integrity under varying load conditions.
Yes. The ACH550 series is well-suited for conveyors and HVAC tasks where precise speed control and energy efficiency drive uptime and throughput. Its programmable acceleration/deceleration, motor protection features, and compatibility with automation networks help optimize material flow, temperature control, and fan performance while simplifying maintenance and documentation for compliance.
Typical configurations offer CE marking for EU compliance and relevant IP ratings depending on enclosure and installation; UL/CSA listings and functional-safety options (SIL) can be available per variant. Always verify the specific variant and regional requirements with the supplier to ensure the exact certifications match your application and regulatory needs.
The drive helps reduce energy consumption by optimizing motor speed and torque, lowering operational costs over time. Its protection features reduce unplanned downtime and wear on mechanical components, leading to longer motor life and lower maintenance frequency. A well-implemented ACH550-UH-221A-2 can shorten project timelines and improve overall equipment effectiveness (OEE).