Overview
The ABB ACS550-01-072A-4 is a high-performance general-purpose frequency converter designed for controlling AC motors in industrial automation, HVAC, pump, fan, and heavy-duty machinery applications. It delivers reliable motor speed control, energy optimization, and advanced protection functions for demanding operating environments.
The ACS550 series provides flexible parameter configuration, simple commissioning, and stable performance for a wide range of industrial drive systems.
General Information
Part Number: ACS550-01-072A-4 3AUA0000002547-D
Manufacturer: ABB
Brand / Country of Origin: ABB / Finland
Series: ACS550 General Purpose Drive
Type: Frequency Converter / Variable Frequency Drive (VFD)
Application: Motor control, industrial machinery, pumps, fans, conveyors, and process equipment
Installation: Wall-mounted installation
Control Technology: Sensorless vector control and scalar motor control
Power Specifications
Input Voltage: 380–480 V AC, three-phase
Rated Power: Approx. 37 kW
Rated Current: 72 A
Input Frequency: 50/60 Hz
Output Frequency: 0–500 Hz adjustable
Motor Control: Supports precise speed and torque regulation for induction motors
Protection Functions: Overcurrent, overload, overvoltage, undervoltage, short circuit, and motor protection
Communication & Interface
Control Interface: Digital and analog control terminals
Communication Support: Optional fieldbus communication modules for industrial network integration
Input Signals: Configurable digital inputs and analog inputs
Output Signals: Relay outputs and analog monitoring outputs
Operator Interface: Control panel for parameter setup, monitoring, and diagnostics
Diagnostics: Fault detection, alarm indication, and operating status feedback
Environmental
Operating Temperature: −15 to +50 °C
Storage Temperature: −40 to +70 °C
Humidity: Up to 95% RH, non-condensing
Protection Rating: IP21 standard enclosure
Installation Environment: Suitable for industrial cabinet environments
Cooling Method: Forced air cooling system
Dimensions & Weight
Dimensions (L × W × H): 800 × 310 × 410 mm
Weight: 26 kg
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