Key Specifications
Power Rating: 22 kW (30 HP)
Input Voltage: Single-phase 200-240V AC (±10%), 50/60Hz
Output Current: 105 A (three-phase output)
Overload Capacity: 150% for 3 seconds
Control Technology: Advanced sensorless vector control
Switching Frequency: 2-16 kHz (adjustable)
Efficiency: >96% (at full load)
Technical Highlights
✔ Power Conversion System
Specialized single-phase to three-phase conversion
Active front-end technology for clean power input
DC bus stabilization circuit
✔ Advanced Motor Control
ABB's proprietary DTC (Direct Torque Control)
Automatic Motor Adaptation (AMA)
Torque boost (±3% accuracy)
Flying start and DC braking
✔ Application-Specific Features
7 pre-programmed application macros
Enhanced PID controller with sleep/wake function
Customizable logic functions
Pump and fan optimization curves
✔ Protection Systems
Advanced thermal management
Input phase monitoring
Motor stall prevention
Safe Torque Off (STO) - SIL3/PL e certified
Physical Specifications
Dimensions: 400 × 500 × 250 mm (W×H×D)
Weight: 16.5 kg
Enclosure Rating: IP20 (IP66 kit optional)
Cooling: Forced air with temperature-controlled fan
Ambient Temperature: -10°C to +50°C (14°F to 122°F)
The ABB ACS355-03U-44A0-4 is a high-capacity industrial AC drive designed for single-phase input applications requiring 22 kW (30 HP) motor control. This advanced drive combines ABB's sensorless vector control technology with robust single-phase power conversion, delivering three-phase motor performance where conventional three-phase power is unavailable.