
ABB - Low Voltage Drives
ACS550-U1-075A-2+B055
Alternate Item Number: 3AUA0000004209
UPC: 662348049174
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Overview
The ABB ACS550-U1-075A-2+B055 is a compact AC drive engineered for industrial motor control in demanding environments. Rated at 25HP (74.8A), it operates on a 3-phase 200-240V input with a 1.1 overload capacity for sustained performance under heavy loads. The Type 12/IP55 enclosure provides dust and water ingress protection, making it suitable for washdown areas, outdoor installations, or dusty industrial settings. Measuring 29.9 x 10.1 x 11.2 inches, this wall-mount drive features advanced control algorithms for precise speed regulation in pumps, conveyors, fans, and machinery. Its compact design simplifies installation while maintaining robust thermal management for continuous duty cycles. Compatible with ABB’s drive tools for commissioning and diagnostics, the ACS550-U1-075A-2+B055 delivers energy-efficient operation with minimal maintenance requirements. Ideal for OEMs and end-users seeking a reliable, space-saving solution for variable torque applications.
- 25HP (74.8A) output with 1.1 overload capacity for heavy-duty applications
- 3-phase 200-240V input range with advanced motor control algorithms
- Type 12/IP55 enclosure for protection against dust and water ingress
- Compact wall-mount design (29.9 x 10.1 x 11.2 in) for space-constrained installations
- Compatible with ABB drive tools for simplified commissioning and diagnostics
Specifications
Control Panel | Advanced |
Frame Size | R4 |
Input Phase | 3-Phase |
IP Rating | IP55 |
Output Current | 74.8 |
Output Phase | 3-Phase |
UL Type | 12 |
Voltage | 240 |
Voltage Range | 208-240 |
Package Dimensions (L x W x H) | 11.2 in x 10.1 in x 29.9 in |
Package Dimensions (L x W x H) | 28.448 cm x 25.654 cm x 75.946 cm |
Package Weight (Imperial) | 75.000 L |
Package Weight (Metric) | 34.020 kg |



