Technical Parameters (EV2100-4T0750A) Model: EV2100-4T0750A Series: EV2100 General-Purpose AC Drive Rated Power: 75 kW (100 HP) Input Voltage: 3-phase, 380V to 480V AC ±10% Input Frequency: 50/60 Hz ±5% Output Voltage: 3-phase, 0 to rated input voltage (variable frequency) Rated Output Current: 150 A (typical for 75kW at 380V) Output Frequency: 0 to 400 Hz (standard) Control Modes: V/Hz (Volts per Hertz), Sensorless Vector Control (SVC) Overload Capacity: 150% for 60 seconds (Normal Duty) 180% for 10 seconds (Heavy Duty) Carrier Frequency: 2 kHz to 8 kHz (adjustable, derating applies at higher frequencies) Frequency Setting Resolution: 0.01 Hz Digital I/O: 6 x programmable digital inputs, 2 x programmable digital outputs (relay) Analog I/O: 2 x analog inputs (0-10V, 4-20mA selectable), 1 x analog output (0-10V, 4-20mA selectable) Communication: Standard RS485 with MODBUS RTU protocol Built-in PID: Yes, with sleep/wake function Protection Class: IP20 (NEMA 1 optional) Operating Temperature: -10°C to +40°C (derating above 40°C to max 50°C) Storage Temperature: -20°C to +60°C Humidity: <95% RH (non-condensing) Altitude: Up to 1000m without derating (derating above 1000m) Cooling Method: Forced air cooling (multiple high-capacity fans) Dimensions (H x W x D): Approx. 650 mm x 400 mm x 300 mm (25.6" x 15.7" x 11.8") - typical for high-power model Weight: Approx. 45 kg (99 lbs) Standards: CE, RoHS Typical Applications Large HVAC Systems: Central air handling units, large cooling towers, chiller systems Water and Wastewater Treatment: Large pumps, aerators, mixers for municipal facilities Industrial Processing: Conveyors in mining or bulk material handling Large Fans and Blowers: Industrial ventilation, exhaust systems Compressors: Large screw compressors, piston compressors Pumping Stations: Water supply, irrigation, booster stations Cement and Minerals: Conveyors, crushers, mills Oil and Gas: Pipeline pumps, transfer pumps Marine Applications: Pumps, fans, auxiliary systems