ABB ACS550-U1-072A-4 | 3AUA0000002203

ABB ACS550-U1-072A-4 | 40 HP Variable Frequency Drive, IP21

Global Commercial Alias: ACS550-U1-072A-4
Product ID: 3AUA0000002203
ABB Type Designation: ACS550-U1-072A-4
Catalog Description: General purpose AC drive, 40 HP, 72 A, 3-phase, 380–480 V, IP21, wall-mounted

Overview

The ABB ACS550-U1-072A-4 is a 40 HP variable frequency drive engineered for versatile motor control in a wide range of industrial applications. With a 3-phase input of 380–480 V and 72 A output current, it delivers consistent, energy-efficient performance and includes IP21 protection for wall-mount installations.

Key Features

• Motor Power: 30 kW (40 HP)

• Input Voltage: 380–480 V AC, 3-phase

• Output Current: 72 A

• Output Frequency: 0 to 500 Hz

• Control Methods: Scalar (V/f), Sensorless Vector

• Overload Capacity:

  • Heavy Duty: 150% for 60 sec

  • Normal Duty: 110% for 60 sec

• Built-in EMC Filter: Category C2

• Safety Function: Safe Torque Off (STO)

• Communication: Modbus RTU (RS-485)

• User Interface: Integrated keypad with intuitive control panel

• Enclosure Type: IP21 wall-mounted

• Cooling Method: Forced air cooling

Technical Specifications

• Model Number: ACS550-U1-072A-4

• Input Frequency: 50/60 Hz

• Analog Inputs: 2

• Digital Inputs: 6

• Analog Outputs: 2

• Relay Outputs: 3

• Operating Temperature: -10°C to +50°C

• Dimensions (H x W x D): 600 mm x 203 mm x 229 mm

• Weight: Approx. 15.5 kg

• Certifications: CE, UL, cUL

Applications

• HVAC systems

• Water and wastewater treatment

• Material handling equipment

• Industrial pumps, fans, and conveyors

Product Description

The ACS550-U1-072A-4 combines performance, safety, and ease of use in one compact unit. Designed with built-in EMC filtering and STO, it's ideal for both retrofit and new installations. The intuitive keypad and assistant-based setup reduce commissioning time and improve operational reliability.

Why Choose ABB ACS550-U1-072A-4?

• High-performance drive for 40 HP motors

• Quick setup with user-friendly keypad

• Advanced safety and filtering features

• Built-in compatibility for industrial applications

Order Now

Available for global delivery with full technical support.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply