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ACS350-03E-02A4-4

The ABB ACS350-03E-02A4-4 is a compact and versatile 2.4 Ampere, 0.75 kW (1 HP) variable frequency drive from the ACS350 series. Designed for general-purpose industrial applications, it is a reliable and feature-rich solution for controlling small motors in pumps, fans, conveyors, and simple machinery.

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Key Specifications Parameter Category Specification Drive Series/Model ACS350-03E-02A4-4 Rated Output Current 2.4 A Rated Output Power 0.75 kW (1 HP) Input Supply Voltage 380 - 480 V AC (± 10%), 3-phase Input Supply Phases 3-phase Output Voltage 0 - Input voltage Output Phases 3-phase Enclosure Rating IP20 / UL Open Type (Chassis). Control Panel Removable Control Panel (RCP) with backlit LCD. Cooling Method Self-cooled (convection) Control Methods • Scalar Control (V/f) for standard applications. • ABB Direct Torque Control (DTC) for high dynamic performance (precise torque control, fast response). Key Standard Features • Removable Control Panel (RCP): Allows for remote mounting and easy parameter copy. • Built-in EMC Filter (Class A). • Application Macros: Pre-programmed parameter sets for common tasks (Factory, Hand/Auto, Pump/Fan). • Built-in PID Controller with sleep/wake function. • Flying Start and DC Magnetization. • Built-in I/O: 2 analog inputs (0/4...20 mA, 0...10 V), 1 analog output; 3 digital inputs, 1 relay output. • Fieldbus Connectivity: Built-in Modbus RTU (RS-485); optional adapters for PROFIBUS DP, DeviceNet, CANopen, etc. Protection Features • Motor thermal overload protection (I²t) • Short circuit, ground fault, overcurrent, and overvoltage protection • Motor stall and underload protection • IGBT overtemperature protection • Power loss ride-through Application Focus Small pumps, fans, conveyors, packaging machines, and other general-purpose industrial machinery.