ABB ACS550-U1-04A1-4 3AUA0000003371 - IP21-NEMA1
Part Number: 3AUA0000003371
Quick Summary
ACS550-U1-04A1-4 motor drive delivers precise motor control for 2HP loads in 380-500V systems. Many engineers struggle with configuring drives for reliable startup, energy efficiency, and motor protection in demanding automation environments. This ABB unit combines IP21-NEMA1 protection, a wide voltage range, and straightforward Dir Connect wiring to simplify installation and reduce commissioning time. By aligning with industry standards, it enables scalable automation, lowers energy consumption, and improves process stability. In addition to robust performance, the drive supports easy integration with existing control architectures, bringing value across conveyors, pumps, and fans in manufacturing lines.
Product Information
Extended Description
3AUA0000003371 ABB: ACS550-U1-04A1-4
Feature: Wide voltage tolerance and 2HP output. Business Impact: Enables consistent motor performance across varying mains and reduces equipment stress, lowering maintenance costs. Application: Suitable for mixed-voltage facilities where flexible power input is common. Feature: IP21-NEMA1 enclosure. Business Impact: Provides reliable indoor operation with protection against dust and incidental moisture, minimizing downtime. Application: Ideal for factory floors and controlled environments where ruggedness and compliance are required. Feature: Bottom/Side conduit and Dir Connect wiring. Business Impact: Accelerates installation and simplifies future upgrades, reducing labor costs and wiring mistakes. Application: Quick retrofit in existing lines or new projects in automation cells. Feature: Compact ABB design with straightforward configuration. Business Impact: Shortens time-to-value, lowers training burden, and improves operator ease-of-use. Application: Conveyor and pump control in material handling and process industries. Feature: 48-63Hz adaptability. Business Impact: Supports diverse regional power grids, ensuring reliable operation and lifecycle cost reduction. Application: Global deployment across manufacturing sites. The combination of these features supports measurable improvements in energy efficiency, downtime reduction, and return on investment, while maintaining compliance with common industrial standards.
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FAQs
Begin by verifying the supply falls within 380-500V ±10%. Mount the drive in an indoor, protected location and connect mains to the appropriate input terminals using bottom or side conduit. Configure basic parameters via the keypad or software, set motor rating to 2HP and 4.1A, and enable safety interlocks. Ensure proper cooling and enclosure clearance to maintain IP21-NEMA1 protection during operation.
Yes. The ACS550-U1-04A1-4 is specified with IP21-NEMA1 protection, making it appropriate for indoor industrial spaces with controlled humidity and dust exposure. For harsher environments, consider enclosure upgrades or additional protection measures, but for typical manufacturing floors, this rating provides reliable service and straightforward compliance with standard indoor installations.
Key specs include 2HP output, 4.1A current rating, voltage range 380-500V ±10%, frequency range 48-63Hz, IP21-NEMA1 enclosure, and Dir Connect wiring with bottom/side conduit. These specs enable reliable motor control for standard industrial motors while accommodating regional voltage variations and typical line frequencies.
Absolutely. The ACS550-U1-04A1-4 is well-suited for conveyors, pumps, and fans in manufacturing and packaging environments. Its 2HP rating, 380-500V compatibility, and straightforward installation support smooth start/stop control, energy efficiency improvements, and reduced mechanical wear, contributing to lower maintenance and downtime in material handling and process lines.
Maximize ROI with regular firmware updates, periodic electrical and thermal inspections, and proper cooling and clean ventilation paths. Use ABB-supported configuration tools to optimize acceleration/deceleration profiles for your load, and document drive parameters for easier troubleshooting. Consistent monitoring of motor current and heat helps prevent unexpected failures and extends drive life.