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ABB ACS550-U1-246A-4 variable frequency drive for industrial motor control.

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ABB ACS550-U1-246A-4 | 3AUA0000019590

by ABB

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OverviewUnlock superior motor control and exceptional energy savings with the ABB ACS550-U1-246A-4, a high-performance 150 HP Variable Frequency Drive. Meticulously engineered for demanding industrial environments, this robust VFD, identified by its product ID 3AUA0000019590, delivers a powerful 246 A output and operates seamlessly on a 3-phase, 380–480 V input. Its intelligent design prioritizes both operational performance and safety, integrating features such as Safe Torque Off (STO) and an IP21 wall-mounted enclosure. The ACS550-U1-246A-4 is an invaluable investment for optimizing operational effectiveness, minimizing energy consumption, and ensuring the precise control of critical industrial motors across a wide array of applications.Key Features Powerful Performance: Provides 110 kW (150 HP) motor power with a strong 246 A output current, ensuring dependable operation for heavy-duty applications. Broad Voltage Compatibility: Supports a 3-phase, 380–480 V AC input, making it suitable for international industrial standards. Flexible Control Options: Features both Scalar (V/f) and Sensorless Vector control methods, offering versatile motor management capabilities. Outstanding Overload Capacity: Boasts a 150% overload capacity for 60 seconds (Heavy Duty) and 110% for 60 seconds (Normal Duty), guaranteeing resilience under varying loads. Integrated Safety: Equipped with Safe Torque Off (STO) for enhanced operational security and machine protection. Advanced Filtering: Built-in Category C2 EMC Filter minimizes electromagnetic interference, ensuring system stability. Effortless Communication: Includes Modbus RTU (RS-485) for simple integration into existing control networks. User-Friendly Interface: Features an integrated keypad with an intuitive display for easy parameter adjustments and monitoring. Durable Enclosure: Comes with an IP21 wall-mounted enclosure, offering protection against dust and dripping water. Efficient Cooling: Utilizes forced air cooling to maintain optimal operating temperatures and extend the lifespan of the unit. Technical Specifications Model Number: ACS550-U1-246A-4 Product ID: 3AUA0000019590 Input Frequency: 50/60 Hz Output Frequency: 0 to 500 Hz Analog Inputs: 2 Digital Inputs: 6 Analog Outputs: 2 Relay Outputs: 3 Operating Temperature: -10°C to +50°C Dimensions (H x W x D): 882 mm x 350 mm x 310 mm Weight: Approximately 49 kg Certifications: CE, UL, cUL ApplicationsThe ABB ACS550-U1-246A-4 is a highly versatile solution engineered to excel in a wide array of industrial applications where precision, efficiency, and reliability are crucial. Its robust performance characteristics make it an excellent choice for: Industrial HVAC Systems: Providing precise control over fans and pumps for optimized climate management and energy savings. Water Supply and Wastewater Plants: Ensuring efficient operation of pumps and mixers, essential for water processing and distribution. Fans, Pumps, and Compressors: Delivering adaptable speed control to maximize efficiency and extend equipment lifespan in various air and fluid handling systems. Material Handling and Conveyors: Facilitating smooth starts, stops, and speed adjustments for enhanced productivity and reduced wear in logistics and manufacturing. Automation and Processing Industries: Integrating seamlessly into complex production lines for automated control of diverse machinery, improving process accuracy and throughput. Why Choose This Model?The ABB ACS550-U1-246A-4 distinguishes itself as an outstanding choice for industrial motor control due to its extensive combination of advanced features, sturdy construction, and user-focused design. This model significantly reduces installation time and effort, thanks to its built-in safety functions and integrated EMC filtering. You benefit from reliable, high-efficiency motor control that directly translates into substantial energy savings and reduced operational costs. Commissioning is streamlined by the intuitive assistant control panel, making setup and configuration straightforward.Order NowElevate your industrial operations with the dependable performance of the ABB ACS550-U1-246A-4 Variable Frequency Drive. Contact us today to learn more or to place your order.FAQHow does the ABB ACS550-U1-246A-4 improve energy efficiency?This VFD optimizes energy consumption by precisely controlling motor speed according to demand, reducing waste in various industrial processes.What safety features are integrated into this VFD?The ACS550-U1-246A-4 includes Safe Torque Off (STO) for enhanced operational safety and machine protection, preventing unexpected motor startup.Is this drive suitable for outdoor use?With an IP21 wall-mounted enclosure, the drive offers protection against dust and dripping water, making it suitable for specific indoor industrial environments.Can this VFD be integrated into existing control systems?Yes, it features Modbus RTU (RS-485) communication, allowing for seamless integration into most existing industrial control networks.What is the typical lifespan of the ACS550-U1-246A-4?Utilizing efficient forced air cooling and robust components, this drive is designed for extended operational life in demanding industrial conditions.

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PRODUCT DETAILS

ABB ACS550-U1-246A-4 | 3AUA0000019590

Overview

This is a genuine ABB component from the ACS Drives family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine ABB catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader ABB automation ecosystem
  • Engineered to integrate inside ACS Drives installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your ABB equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same ABB catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation ABB platform with documented conversion notes for the ACS Drives family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Number: ACS550-U1-246A-4
  • Product ID: 3AUA0000019590
  • Input Frequency: 50/60 Hz
  • Output Frequency: 0 to 500 Hz
  • Analog Inputs: 2
  • Digital Inputs: 6
  • Analog Outputs: 2
  • Relay Outputs: 3
  • Operating Temperature: -10°C to +50°C
  • Dimensions (H x W x D): 882 mm x 350 mm x 310 mm
  • Weight: Approximately 49 kg
  • Certifications: CE, UL, cUL

Applications

The ABB ACS550-U1-246A-4 is a highly versatile solution engineered to excel in a wide array of industrial applications where precision, efficiency, and reliability are crucial. Its robust performance characteristics make it an excellent choice for:

  • Industrial HVAC Systems: Providing precise control over fans and pumps for optimized climate management and energy savings.
  • Water Supply and Wastewater Plants: Ensuring efficient operation of pumps and mixers, essential for water processing and distribution.
  • Fans, Pumps, and Compressors: Delivering adaptable speed control to maximize efficiency and extend equipment lifespan in various air and fluid handling systems.
  • Material Handling and Conveyors: Facilitating smooth starts, stops, and speed adjustments for enhanced productivity and reduced wear in logistics and manufacturing.
  • Automation and Processing Industries: Integrating seamlessly into complex production lines for automated control of diverse machinery, improving process accuracy and throughput.

Why Choose the ACS550-U1-246A-4?

The ABB ACS550-U1-246A-4 distinguishes itself as an outstanding choice for industrial motor control due to its extensive combination of advanced features, sturdy construction, and user-focused design. This model significantly reduces installation time and effort, thanks to its built-in safety functions and integrated EMC filtering. You benefit from reliable, high-efficiency motor control that directly translates into substantial energy savings and reduced operational costs. Commissioning is streamlined by the intuitive assistant control panel, making setup and configuration straightforward.

Availability & Shipping

  • In stock: ACS550-U1-246A-4 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every ACS550-U1-246A-4 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — ABB

This VFD optimizes energy consumption by precisely controlling motor speed according to demand, reducing waste in various industrial processes.

Machine down? We ship parts the same day.

New, surplus, and refurbished ABB inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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