ABB ACS550-01-038A-4 3AUA0000002431-D Low Voltage AC Drive

FAQ

Q1: What is the ABB ACS550-01-038A-4?
A1: The ABB ACS550-01-038A-4 is a general-purpose AC variable frequency drive designed to provide reliable and energy-efficient motor control for pumps, fans, HVAC systems, conveyors, compressors, mixers, and other industrial applications.

Q2: What motor size can this drive control?
A2: It is rated for 18.5 kW (25 HP) motors in normal-duty operation with a continuous output current of 38 A. Under heavy-duty operation, it supports 15 kW (20 HP) motors with an output current of 31 A.

Q3: What input power does the drive require?
A3: The drive operates from a three-phase 380–480 VAC power supply with an input frequency range of 48–63 Hz.

Q4: Which motor control methods are supported?
A4: It supports both Scalar (V/Hz) control and Sensorless Vector Control, providing stable speed regulation, high starting torque, and efficient motor performance.

Q5: What communication interfaces are available?
A5: The drive includes a built-in Modbus RTU (RS-485) interface and supports optional communication modules for PROFIBUS DP, DeviceNet, CANopen, EtherNet/IP, and other industrial networks.

Q6: What built-in features does the drive provide?
A6: It includes an integrated PID controller, EMC filter, built-in braking chopper, assistant control panel support, energy optimizer, and application macros for quick commissioning.

Q7: What are the physical dimensions of the drive?
A7: The drive measures 700 × 300 × 415 mm (H × W × D).

Q8: What is the weight of the drive?
A8: The net weight is 15.0 kg.