
ABB - Low Voltage Drives
ACS550-U1-097A-4
Alternate Item Number: 3AUA0000011039
UPC: 662348049730
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Overview
The ABB ACS550 AC Drive (SKU: ACS550-U1-097A-4) is a variable frequency drive designed for industrial motor control applications requiring precise speed regulation and energy efficiency. This 75HP drive delivers a rated current of 96A and operates efficiently across a 3-phase input voltage range of 380-480V, making it compatible with standard industrial power systems. The drive features Type 1/IP21 enclosure protection, providing dust-tight and drip-proof operation while allowing for wall-mount installation in compact spaces. With a 1.1 overload capacity, the ACS550 handles temporary current spikes without tripping, protecting connected motors and extending equipment lifespan.
Designed for applications such as pumps, fans, conveyors, and compressors, the ACS550 offers advanced control capabilities including PID control for process optimization and built-in safety features like motor overload protection. The compact footprint measures 27.1 x 8 x 10.3 inches (HxWxD), allowing installation in tight control panels or dedicated enclosures. ABB's ACS550 series is built for reliability in demanding industrial environments, with proven performance in continuous-duty applications where uptime is critical.
Key benefits include energy savings through optimized motor operation, reduced maintenance costs via built-in diagnostics, and simplified integration with existing control systems through standard communication interfaces. The drive's advanced control algorithms ensure smooth acceleration/deceleration, minimizing mechanical stress on connected equipment. With ABB's reputation for quality in low-voltage drives, the ACS550 provides a dependable solution for industrial facilities seeking to improve process control while reducing operational expenses.
- 75HP output power with 96A rated current for heavy-duty industrial applications
- 3-phase input voltage range: 380-480V for standard industrial power systems
- Type 1/IP21 enclosure protection for dust-tight and drip-proof operation
- 1.1 overload capacity handles temporary current spikes without tripping
- Compact dimensions: 27.1 x 8 x 10.3 inches (HxWxD) for wall-mount installation
- Advanced control features including PID regulation and built-in diagnostics
- Compatible with pumps, fans, conveyors, and other industrial machinery
- ABB low-voltage drive with proven reliability in continuous-duty applications
Specifications
Control Panel | Advanced |
Current Rating | 96 A |
Frame Size | R4 |
Input Phase | 3-Phase |
IP Rating | IP21 |
Mounting Type | Wall Mount |
NEMA Rating | Type 1 |
Output Current | 96 |
Output Phase | 3-Phase |
Overload Rating | 1.1 |
Power Rating | 75 HP |
Series | ACS550 |
Size | 27.1 x 8 x 10.3 in |
UL Type | 1 |
Voltage | 480 |
Voltage Range | 380-480 |
Voltage Rating | 380-480 VAC |
Package Dimensions (L x W x H) | 10.3 in x 8 in x 27.1 in |
Package Dimensions (L x W x H) | 26.162 cm x 20.32 cm x 68.834 cm |
Package Weight (Imperial) | 53.000 L |
Package Weight (Metric) | 24.041 kg |

FENA-21
The FENA 21 DualPort module supports Three protocols Modbus-TCP, EtherNet/IP, and the PROFInet IO RT network. The Modbus-TCP protocol is simply the Modbus protocol used on top of Ethernet-TCP/IP. Modbus-TCP is an open Industrial Ethernet network which has been specified by the Modbus-IDA User Organization. EtherNet/IP is based on the Common Industrial Protocol (CIP), which is also the framework for both the ControlNet and DeviceNet network protocols. PROFInet IO RT is an open network based on the PI Organization standard.














