Key Specifications Power Rating: 5.5 kW (7.5 HP) Input Voltage: 3-phase 380–480V AC (±10%), 50/60 Hz Output Current: 12 A Overload Capacity: 110% for 60s, 150% for 3s Control Method: Scalar (V/f) & Sensorless Vector Control (optional) Switching Frequency: 1–16 kHz (adjustable) Efficiency: >97% Main Features ✔ Energy-Saving Operation Automatic Energy Optimizer reduces motor losses Sleep/Wake function for pump & fan applications ✔ Built-in Application Macros Pre-configured settings for pumps, fans, and constant torque applications PID controller for pressure/flow control ✔ Protection & Safety Motor thermal protection (PTC input) Short-circuit, overvoltage, and ground fault protection IP21 enclosure (basic dust protection) ✔ Connectivity & Control Standard RS485 (Modbus RTU) 2 analog inputs (0–10V/4–20mA), 3 digital inputs, 1 relay output Optional fieldbus adapters (Profibus, BACnet, etc.) ✔ User-Friendly Interface Integrated control panel with LED display Quick start-up wizard for easy commissioning Physical & Environmental Specifications Enclosure Rating: IP21 (open chassis) Cooling Method: Convection cooling (fanless design) Ambient Temperature: -10°C to +50°C (14°F to 122°F) Dimensions (W×H×D): 150 × 200 × 165 mm Weight: 2.1 kg