
ABB - Low Voltage Drives
ACS550-U1-012A-4+B055+K451
Alternate Item Number: 3AUA0000013340
UPC: 662348046081
Documents & Media
Contact for Pricing
Overview
The ABB ACS550 AC Drive (SKU: ACS550-U1-012A-4+B055+K451) is a high-performance, industrial-grade variable frequency drive designed for demanding applications. With a voltage rating of 3-380-480V and a current rating of 11.9A, this drive delivers reliable power for motors up to 7.5HP. Its IP55 and NEMA Type 12 ratings ensure protection against dust, dirt, and water ingress, making it ideal for harsh environments. The compact yet robust design (18.1 x 8.4 x 9.2 in) allows for flexible wall mounting, while DeviceNet connectivity enables seamless integration into automation systems. Featuring advanced control capabilities and a 1.1 overload capacity, the ACS550 drive enhances energy efficiency, reduces maintenance costs, and improves operational reliability. Whether for pumps, conveyors, or HVAC systems, this drive offers precision control and durability for industrial applications.
- Voltage Rating: 3-380-480V for versatile industrial applications
- Current Rating: 11.9A, supporting up to 7.5HP motors
- IP55 and NEMA Type 12 protection for harsh environments
- DeviceNet connectivity for seamless automation integration
- Wall-mount design with compact dimensions (18.1 x 8.4 x 9.2 in)
Specifications
Control Panel | Advanced |
Frame Size | R1 |
Input Phase | 3-Phase |
IP Rating | IP55 |
Options | DeviceNet |
Output Current | 11.9 |
Output Phase | 3-Phase |
UL Type | 12 |
Voltage | 480 |
Voltage Range | 380-480 |
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 |
Similar Products

ACS550-U1-012A-4+B055+K467
Options: Ethernet (Modbus/TCPProfinet)
Voltage Rating: 380-480 VAC
Current Rating: 11.9 A

ACS550-U1-012A-4+B055+L512
Options: 115/230 V digital input
Voltage Rating: 380-480 VAC
Current Rating: 11.9 A