
ABB - Low Voltage Drives
ACS550-U1-012A-4+L512
Alternate Item Number: 3AUA0000011791
UPC: 662348046227
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Overview
The ABB ACS550-U1-012A-4+L512 is a compact AC drive designed for industrial motor control applications. Rated for 7.5HP (11.9A) at 380-480V input, this drive delivers precise speed and torque control for pumps, fans, conveyors, and other industrial machinery. Its IP21 enclosure provides protection against dust and light splashing, meeting Type 1/NEMA standards for standard industrial environments. The wall-mount design (14.5 x 4.9 x 8.3 in) simplifies installation in tight spaces, while the 115/230V digital input enables flexible control options. With a 1.1 overload capacity, the ACS550 handles intermittent peak loads without derating, ensuring reliable operation under demanding conditions. Manufactured by ABB Low Voltage Drives in Denmark, this drive combines compact size with advanced features for energy-efficient motor control.
- 7.5HP (11.9A) output at 380-480V input
- IP21 enclosure with Type 1/NEMA rating for dust and splash protection
- Wall-mount design (14.5 x 4.9 x 8.3 in) for flexible installation
- 115/230V digital input for precise control
- 1.1 overload capacity for handling intermittent peak loads
Specifications
Connection Type | 115/230 V digital input |
Control Panel | Advanced |
Current Rating | 11.9 A |
Frame Size | R1 |
Input Phase | 3-Phase |
IP Rating | IP21 |
Mounting Type | Wall |
Mounting Type | Wall Mount |
NEMA Rating | Type 1 |
Options | 115/230 V digital input |
Output Current | 11.9 |
Output Phase | 3-Phase |
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 |
