Technical Parameters
Parameter Specification
Product Type Variable Frequency Drive (VFD)
Model / Series ACS380‑040S‑09A4‑4
Drive Family ABB ACS380 Series
Input Voltage 3-phase 380–480 V AC
Input Frequency 50–60 Hz
Output Voltage 380–480 V AC three-phase
Rated Output Current 9.4 A
Rated Output Power 4 kW (light duty ~5 HP; heavy duty ~3 kW)
Control Methods V/f control and sensorless vector control
Motor Types Supported AC induction motors and permanent magnet motors
Safety Function Integrated Safe Torque Off (STO)
Operator Interface Integrated graphical icon-based control panel
Protection Rating IP20 (open-type drive, panel mounted)
Frame Size R1 compact module
Max Output Frequency Up to ~599 Hz
Mounting Type Wall/DIN-rail within cabinet
Dimensions (Approx.) Height ~223 mm, Width ~70 mm, Depth ~176 mm
Weight (Approx.) ~1.4–1.6 kg
Adaptive Programming Yes — sequence programming and macros
Communications Optional fieldbus/Modbus support
Typical Applications Industrial automation, conveyors, pumps, mixers, material handling
The ABB ACS380‑040S‑09A4‑4 is a compact low-voltage AC variable frequency drive from the ABB ACS380 series, engineered for efficient and precise speed and torque control of three-phase motors in industrial and automation applications. It is designed for use in machinery and process control environments including conveyors, pumps, mixers, textile equipment, material handling systems, and other motor-driven loads.