
ABB - Low Voltage Drives
ACS550-U1-06A9-4+L511
Alternate Item Number: 3AUA0000005440
UPC: 662348048955
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Overview
The ABB ACS550-U1-06A9-4+L511 AC Drive is a compact, wall-mounted variable frequency drive designed for precise motor control in industrial applications. Rated for 3HP (2.2kW) output at 6.9A, this drive operates on a 3-phase input voltage range of 380-480V, making it compatible with standard industrial power systems. Its Type 1/IP21 enclosure provides protection against dust and light splashes, ensuring reliable performance in harsh environments while maintaining a compact footprint measuring 14.5 x 4.9 x 8.3 inches.
Key features include a 1.1 overload capacity for handling temporary current spikes without tripping, and an integrated relay output extension for enhanced connectivity with external control systems. The drive's advanced control algorithms enable energy-efficient operation, reducing power consumption during partial load conditions—a critical advantage for applications requiring variable speed control such as pumps, fans, and conveyors.
Designed for wall mounting, the ACS550 simplifies installation in tight spaces while maintaining accessibility for maintenance. Its robust construction and ABB's reputation for reliability make it a dependable choice for manufacturing, HVAC, and material handling systems where consistent performance and energy savings are priorities. The drive's compatibility with standard industrial protocols ensures easy integration into existing control architectures.
With a UNSPSC code of 39122001 and manufactured in Denmark, the ACS550-U1-06A9-4+L511 represents a proven solution for facilities seeking to optimize motor control systems while maintaining operational efficiency.
- 3HP (2.2kW) output power with 6.9A current rating
- 3-phase input voltage range: 380-480V
- Type 1/IP21 enclosure for dust and splash protection
- 1.1 overload capacity for handling temporary current spikes
- Wall-mounted design with relay output extension for enhanced connectivity
- Compact dimensions: 14.5 x 4.9 x 8.3 inches
- Advanced control algorithms for energy-efficient operation
- UNSPSC code: 39122001, manufactured in Denmark
Specifications
Control Panel | Advanced |
Current Rating | 6.9 A |
Frame Size | R1 |
Input Phase | 3-Phase |
IP Rating | IP21 |
Mounting Type | Wall |
NEMA Rating | Type 1 |
Options | Relay output extension |
Output Current | 6.9 |
Output Phase | 3-Phase |
Overload Rating | 1.1 |
Power Rating | 3 HP |
Series | ACS550 |
Size | 14.5 x 4.9 x 8.3 in |
UL Type | 1 |
Voltage | 480 |
Voltage Range | 380-480 |
Voltage Rating | 380-480 VAC |
Package Dimensions (L x W x H) | 8.3 in x 4.9 in x 14.5 in |
Package Dimensions (L x W x H) | 21.082 cm x 12.446 cm x 36.83 cm |
Package Weight (Imperial) | 14.300 L |
Package Weight (Metric) | 6.487 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.













