Feature: 1. Copper Core Coil: The inverter has built in sufficient copper core coils, ensures strong resistance, high load capacity and superior performance. 2. Good Heat Dissipation: The inverter adopts strong cooling fan design, built in aluminum block to assist heat dissipation, extends the service life. 3. Voltage Regulation: Built in 3 phase high precise automatic AC voltage regulator, with automatic voltage adjustment function, can automatically keep the output voltage constant. 4. Easy Operation: No need complicated parameter settings, the inverter can set appropriate operating parameters according to the purpose to achieve fast load regulation. 5. Applicable Occasion: The inverter is suitable for wind generator, water pump, automatic machine tool, carving machine, etc., with small size, large torsion and strong functions. Specification: Item Type: Frequency Inverter Material: PC, Red Copper, Aluminum Model: PV500-0075G3 Adaptive Motor Power: 7.5KW Input: 3PH DC250-800V or AC380V 20.5A 50-60Hz Output: 3PH AC0-380V 17A 0-500Hz. Package List: 1 x Frequency Inverter1 x Manual1 x Connection Wire Note: Pay attention to electrical safety during installation and use. Before maintenance, wait for 10 minutes after cutting off the power supply.