Technical Specifications: Parameter Category Specification Detail Model Designation ACS310-03E-25A4-4 Product Series ABB ACS310 General Purpose Drive Rated Power 11 kW (15 HP) Output Current 25.4 A (at 400V, continuous duty) Supply Voltage 3-phase, 380 - 480 V AC (±10%), 50/60 Hz Output Voltage 0 - Supply Voltage (Uin) Output Frequency Range 0.1 - 500 Hz Control Method Scalar Control (V/Hz) with selectable characteristic curves Control Performance - Speed control range: 1:40 - Speed accuracy: ±0.5% of max speed (20-50 Hz) - Starting torque: Up to 160% at 0.5 Hz - Overload capacity: 150% for 60s, 200% for 2s Enclosure Rating IP20 / UL Type 1 (Open Chassis) Physical Frame Size R4 Key Features - Application Macros: 5 pre-programmed configurations - Flying Start: Catches rotating motors - Energy Optimizer: Reduces motor losses - Built-in PID Controller: For process control - Automatic Restart: After fault or power loss - DC Braking: Standard feature - Motor Thermal Model: I²t protection with PTC option Input/Output Configuration Digital Inputs: 3 (24V DC, configurable) Analog Input: 1 (0-10V/0-20mA selectable) Analog Output: 1 (0-20mA/0-10V programmable) Relay Output: 1 (changeover, 250V AC/30V DC, 2A) Optional I/O: Expansion modules available Communication Interfaces Standard: - Modbus RTU (RS-485) Optional: - PROFIBUS DP - DeviceNet - CANopen (via plug-in adapters) Protection Features Motor Protection: - Thermal overload (I²t) - Stall prevention - Phase loss/imbalance - Earth fault Drive Protection: - Short circuit - Overcurrent - Overvoltage/Undervoltage - Heatsink overtemperature - IGBT protection Energy Efficiency - Power factor: >0.98 - Efficiency: >97% - ECO mode for light loads - Sleep/wake function Cooling System Forced air cooling with temperature-controlled fan Environmental Specifications Operating Temperature: -15°C to +50°C (derating above 40°C) Storage Temperature: -40°C to +70°C Humidity: <95% non-condensing Altitude: 0-1000m without derating Vibration: 0.7G (5-200 Hz) Electrical Standards - CE compliant - cULus listed - RoHS compliant - EN/IEC 61800-3 (EMC) Physical Dimensions Height: 247 mm Width: 140 mm Depth: 177 mm Weight: 3.2 kg