Technical Parameters (M000-11403770 - 185/225kW) Model: M000-11403770 Series: Unidrive M000 (Open-Loop) Frame Size: 14 Power Ratings: Heavy Duty (HD - Constant Torque): 185 kW (250 HP) Normal Duty (ND - Variable Torque): 225 kW (300 HP) Input Voltage: 3-phase, 380V to 480V AC ±10% Input Frequency: 48 to 62 Hz Output Current (Heavy Duty): 370 A (typical for 185kW at 400V) Output Current (Normal Duty): 430 A (typical for 225kW at 400V) Output Voltage: 3-phase, 0 to rated input voltage (variable frequency) Output Frequency: 0 to 550 Hz (standard, up to 3kHz with options) Control Modes: V/Hz, Open-Loop Vector (Sensorless Vector) Switching Frequency: 3 kHz (default), adjustable (derating applies at higher frequencies) Overload Capacity: Heavy Duty: 150% for 60 seconds / 180% for 3 seconds Normal Duty: 110% for 60 seconds / 120% for 3 seconds Protection Class: IP21 (NEMA 1) as standard; IP54 options available DC Link Choke: Integrated for harmonic reduction Braking: External braking unit compatible (terminals provided) Digital I/O: 6 x programmable digital inputs, 3 x programmable digital outputs (relay) Analog I/O: 3 x analog inputs (0-10V, 4-20mA), 2 x analog outputs (0-10V) Communication: Standard RS485 with MODBUS RTU; Slot for optional fieldbus modules (PROFINET, EtherNet/IP, EtherCAT, CANopen) Operating Temperature: 0°C to +40°C (derating to max 50°C) Cooling Method: Forced air cooling (multiple high-capacity fans) Dimensions (H x W x D): Approx. 1400 mm x 550 mm x 400 mm (55" x 21.5" x 15.7") - typical for frame 14 Weight: Approx. 150 kg (330 lbs) Standards: CE, UL, cUL, RoHS, IEC 61800-3 Typical Applications Heavy Duty (185kW): Conveyors (mining, bulk material handling) Extruders and mixers Crushers and grinders Hoists and cranes (open-loop) Industrial compressors Normal Duty (225kW): Large centrifugal pumps (water treatment, irrigation) HVAC fans and blowers Centrifugal compressors Cooling towers Industrial ventilation systems