ABB 3AUA0000004252 ACS550-U1-072A-4+B055 Drive - IP54/NEMA12
Part Number: 3AUA0000004252
Quick Summary
The ABB ACS550 drive provides precise motor speed control for conveyors and pumps in industrial automation. It helps reduce startup surges and energy waste, addressing a common pain point in machine control. Protected with IP54-NEMA12 enclosure and supporting a wide 380–500 V supply with 48–63 Hz, it suits global installations. This enables easier panel mounting, safer wiring, and smoother integration with PLCs and DCS in demanding environments. In core automation workflows, the ACS550 drive contributes energy efficiency, higher uptime, and predictable motor performance across diverse loads, supporting lean manufacturing goals.
Product Information
Extended Description
3AUA0000004252 ABB: ACS550-U1-072A-4+B055
Feature forward compatibility → Business impact: global applicability with fewer power conditioning requirements → Application: conveyors, pumps, and fans. The ACS550-U1-072A-4+B055 delivers a broad voltage range of 380-500 V and a frequency spectrum of 48-63 Hz, enabling seamless cross-border deployments and reduced installation complexity, which translates to lower total cost of ownership for multi-site operations. Feature rugged enclosure protection → Business impact: protects critical components from dust and moisture → Application: manufacturing floors and harsh environments, minimizing downtime and service calls while maintaining consistent performance. Feature installation flexibility → Business impact: faster, safer wiring and easier panel integration → Application: control cabinets with bottom or side conduit connections, accelerating commissioning and reducing labor costs. Feature energy-efficient motor control → Business impact: reduced energy consumption and wear on drives and motors → Application: continuous operation in packaging lines, fans, and process equipment, delivering measurable ROI. Feature reliability and scalability → Business impact: predictable performance across loads → Application: scalable automation stacks in growing facilities, enabling phased upgrades without system rewrites.
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FAQs
For a successful install, verify supply voltage of 380-500 V with ±10% tolerance and ensure accommodations for 48-63 Hz operation. Utilize the Dir Connect and Bottom/Side Conduit options to simplify wiring, plan panel space for the IP54-NEMA12 enclosure, and confirm motor compatibility with the drive's HP and current rating (50 HP, 72 A). Proper derating and cable sizing should be followed to maintain performance and safety.
The drive is rated at 50 HP with a 72 A current draw, supports 380-500 V and 48-63 Hz, and provides precise speed control typical of VFDs used in conveyors and pumps. Its robust protection and compact form factor enable reliable, smooth acceleration/deceleration, reduced mechanical stress, and improved process stability during load changes, translating to higher throughput and lower maintenance.
Yes, the unit comes in an IP54-NEMA12 enclosure, which offers protection against dust and moisture typical of factory floors. This enclosure rating, combined with robust internal components and flexible wiring options, reduces dust ingress and water exposure risks, supporting longer service life and less unscheduled downtime in demanding applications like packaging lines and process plants.
By reducing inrush and motor wear through soft-start and precise speed control, the ACS550-U1-072A lowers energy consumption and maintenance needs over the motor lifecycle. Lower total cost of ownership comes from energy savings, fewer maintenance interventions, easier diagnostics, and improved process reliability, which collectively shorten payback periods in manufacturing environments.
Dir Connect and Bottom/Side Conduit options streamline wiring by enabling direct, clean connections and flexible routing inside control cabinets. This reduces setup time, minimizes wiring errors, and improves thermal management within the panel. For retrofit projects, these features simplify integration with existing ABB or third-party motor systems, accelerating commissioning and scalability.