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Overview
The ABB ACS550-U1-07A5-2+B055 AC Drive is a compact, wall-mountable variable frequency drive designed for industrial applications requiring reliable motor control in harsh environments. This drive operates on a 3-phase 200-240V AC input, delivering 2HP of output power at a rated current of 7.5A. The IP55 enclosure and Type 12 rating provide protection against dust and water ingress, making it suitable for use in washdown areas, outdoor installations, or other challenging locations where moisture and particulate contamination are concerns.
Measuring 18.1 x 8.4 x 9.2 inches, the ACS550 is engineered for space-efficient installation while maintaining robust performance. It features a 1.1 overload capacity, allowing it to handle temporary current spikes up to 8.25A without tripping, which is critical for applications with frequent start/stop cycles or high-inertia loads. The drive is part of ABB's ACS550 series, known for its advanced control algorithms that optimize energy efficiency and reduce operational costs.
Common applications include conveyor systems, pumps, fans, and material handling equipment where precise speed control and environmental resilience are required. The ACS550 supports both sensorless vector control and V/f control modes, providing flexibility for different motor types and load characteristics. Its compact design simplifies integration into existing control panels or machinery enclosures, while the wall-mounting capability reduces installation complexity compared to larger, floor-mounted drives.
Built for reliability, the ACS550-U1-07A5-2+B055 is manufactured by ABB, a global leader in industrial automation and drive technology. The drive's specifications align with UNSPSC code 39122001, ensuring compatibility with standard industrial control systems and components. With a Danish origin, ABB drives are designed to meet international standards for safety and performance, providing a dependable solution for OEMs and end-users alike.
- 2HP output power at 7.5A rated current for 3-phase 200-240V AC input
- IP55 enclosure with Type 12 rating for dust and water resistance
- 1.1 overload capacity (8.25A peak) for handling transient loads
- Compact wall-mount design (18.1 x 8.4 x 9.2 in) for space-efficient installation
- Advanced control modes: sensorless vector and V/f for energy efficiency
Specifications
Control Panel | Advanced |
Frame Size | R1 |
Input Phase | 3-Phase |
IP Rating | IP55 |
Output Current | 7.5 |
Output Phase | 3-Phase |
UL Type | 12 |
Voltage | 240 |
Voltage Range | 208-240 |
Package Dimensions (L x W x H) | 9.2 in x 8.4 in x 18.1 in |
Package Dimensions (L x W x H) | 23.368 cm x 21.336 cm x 45.974 cm |
Package Weight (Imperial) | 17.600 L |
Package Weight (Metric) | 7.983 kg |

