Technical Parameters
Parameter Specification
Product Type Variable Frequency Drive (VFD)
Model / Series ACS355‑03E‑08A8‑4
Drive Family ABB ACS355
Input Voltage Three‑phase 380–480 V AC
Input Frequency 50 / 60 Hz
Output Voltage Three‑phase 0–480 V AC
Rated Output Power ~4.0 kW (approx. 5.5 HP)
Rated Output Current ~8.8 A
Control Methods V/f Control and Sensorless Vector Control
Motor Types Supported AC Induction motors and Permanent Magnet motors
Output Frequency Range 0–600 Hz (typical)
Safety Function Integrated Safe Torque Off (STO)
Protection Rating IP20 (open type for panel mounting)
Operator Interface Built‑in keypad/display panel
Mounting Type Wall or DIN‑rail within cabinet
Adaptive Programming Application macros and built‑in assistants
Communication Options Supports fieldbus/Modbus via optional modules
Overload Capacity Typically 150 % for 60 s
Typical Applications Industrial machinery, conveyors, pumps, mixers, material handling
The ABB ACS355‑03E‑08A8‑4 is a compact low‑voltage AC variable frequency drive (VFD) designed for precise speed and torque control of three‑phase AC motors in industrial and machinery applications. Part of the ABB ACS355 series of machinery drives, it offers reliable performance, flexible control options, and integrated safety features, making it suitable for conveyors, pumps, mixers, packaging machines, material handling systems, and other automated equipment.