Key Specifications Parameter Specification Output Current 9A Rated Power 4 kW (400V, 4-pole motor) Supply Voltage 3-phase, 380–480V AC (±10%), 50/60Hz Enclosure IP21 (Open chassis, panel-mountable) Control Method Sensorless Vector Control (SLVC) & V/f control Braking Torque Up to 150% (with optional brake resistor) Communication Built-in Modbus RTU (RS485), optional PROFIBUS & BACnet Main Features ✔ Energy-Saving Optimization – Automatic adaptation to load changes for maximum efficiency in pump & fan applications. ✔ Intelligent Motor Protection – Built-in thermal overload, short-circuit, and phase-loss protection. ✔ User-Friendly Interface – LCD keypad with multilingual support (English, Spanish, French, etc.). ✔ PID Control – Integrated PID regulator for closed-loop process control (pressure, flow, temperature). ✔ Compact & Space-Saving – DIN-rail or panel mounting for easy installation in control cabinets. ✔ Plug-and-Play Compatibility – Pre-configured for ABB motors but works with standard AC motors. Model Number Breakdown ACS510 → Series (ABB’s general-purpose drive for pumps & fans). 01 → IP21 enclosure (basic protection, open chassis). 09A4 → 9A output current, 4 kW power class. 4 → 400V supply voltage (380–480V AC).