Key Specifications Parameter Value/Description Series SYSDRIVE RX Product Name High-function General-purpose Inverter / AC Drive Constant Torque Power (CT / Heavy Duty) 15 kW (20 HP) Variable Torque Power (VT / Normal Duty) 18.5 kW (25 HP) Input Voltage / Phase Three-phase 380 – 480 VAC, 50/60 Hz Voltage Tolerance -15% to +10% Output Voltage 3-phase, 0 – 480 VAC (proportional to input voltage) Rated Output Current (CT / Heavy Duty) 32 A Rated Output Current (VT / Normal Duty) 37 A Frequency Range 0.10 – 400 Hz Control Type Sensorless Vector Control, Closed-loop Vector Control, V/f control Starting Torque (Open Loop) 200% at 0.3 Hz Starting Torque (Closed Loop) Full torque at 0 Hz (with encoder) Overload Tolerance (CT) 150% for 1 minute Overload Tolerance (VT) 120% for 1 minute Acceleration/Deceleration Time 0.01 – 3600 seconds Braking Built-in braking transistor (BRD circuit) Built-in Communication RS485 (Modbus RTU) Optional Fieldbus DeviceNet, Profibus, CompoNet, EtherCAT, ML2 (MECHATROLINK-II) Programming Drive Programming (built-in logic programmability) Positioning Function Built-in positioning functionality Motor Compatibility AC Induction Motor Analog Inputs 3 Digital Inputs 8 Analog Outputs 2 Digital Outputs 5 Relay Output 1 Protection Functions Overcurrent, Overvoltage, Undervoltage, Overheating, Ground fault, Motor overload (electronic thermal) Built-in EMC Filter Yes (E1F suffix indicates integrated filter) Energy Saving Automatic energy saving function Micro-surge Voltage Suppression Yes 4-Quadrant Operation Yes Ambient Temperature -10°C to 50°C Storage Temperature -20°C to 65°C Altitude Max. 1000 m Cooling Method Forced-air cooling (internal fan) Enclosure Rating IP20 (panel-mount type) Weight Approx. 14.0 kg (30.9 lbs) Dimensions (W × H × D) 250 × 390 × 190 mm Mounting Chassis mount / Vertical mount Compliance CE, cULus, RoHS