Technical Parameters
Parameter Specification
Drive Family ABB ACS310 Series
Model ACS310‑03E‑02A1‑4
Application Three‑phase motor speed control
Input Voltage 380–480 V AC, Three‑Phase
Input Frequency 50–60 Hz
Output Power (Rated) 0.55 kW (0.75 HP)
Output Current (Normal Duty) 2.1 A
Control Method Scalar V/f control
Output Frequency Range 0–500 Hz
Protection Rating IP20 (open type)
Mounting Type Wall or panel mounting
Ambient Operating Temperature Typically –10 °C to +50 °C
Digital Inputs 5
Analog Inputs 2
Analog Output 1
Digital Output 1
Relay Output 1
Communication Interface RS485 (Modbus RTU)
Built‑in Features PID control, energy optimization, FlashDrop tool support
EMC Filter Integrated (C3 category for industrial environment)
Overload Capacity Approx. 110% for 60 s
Typical Weight ~1.1 kg
Typical Dimensions (approx.) Height ~239 mm × Width ~70 mm × Depth ~161 mm
The ABB ACS310‑03E‑02A1‑4 is a compact variable frequency drive (VFD) designed for precise and efficient speed control of three‑phase AC motors in industrial applications. Part of the ABB ACS310 family, this drive is optimized for pump and fan control with features such as built‑in PID control, energy‑efficient operation, and simple configuration tools. It supports smooth motor ramp‑up and ramp‑down, reducing mechanical stress and improving system performance.