ABB ACS550-01-038A-4 | 3AUA0000002431-D

◆ ABB ACS550-01-038A-4 | 18.5 kW Variable Frequency Drive, IP21

Global Commercial Alias: ACS550-01-038A-4Product ID: 3AUA0000002431-DABB Type Designation: ACS550-01-038A-4Catalog Description: General purpose wall-mounted AC drive, 18.5 kW, 38 A, 3-phase, 380–480 V, IP21 enclosure

The ABB ACS550-01-038A-4 is an 18.5 kW (25 HP) variable frequency drive from the ACS550 series, designed for high-performance motor control in industrial environments. It operates on a 3-phase 380–480 V supply and comes in an IP21 wall-mounted enclosure, suitable for a wide range of applications.

◆ Key Features

• Motor Power: 18.5 kW (25 HP)

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

• Output Current: 38 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 assistant control panel

• Enclosure Type: IP21 wall-mounted

• Cooling Method: Forced air cooling

◆ Technical Specifications

• Model Number: ACS550-01-038A-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): 520 mm x 203 mm x 229 mm

• Weight: Approx. 9.7 kg

• Certifications: CE, UL, cUL

◆ Applications

• Pumps

• Fans

• Conveyors

• Compressors

• HVAC systems

• General industrial machinery

◆ Product Description

The ACS550-01-038A-4 offers comprehensive motor control with intuitive setup and built-in safety features. Designed for quick installation and reliable operation, it minimizes downtime and maximizes efficiency in a broad range of industrial applications.

◆ Why Choose ABB ACS550-01-038A-4?

• Powerful and energy-efficient control

• Integrated safety and EMC functions

• Simple to install and configure

• Reliable performance across various industries

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. FLATECK Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply