VFD1320C43A-21 The VFD-C2000 series is a high performance FOC (Field Oriented Control) AC drive. This drive is extremely versatile with a real built-in PLC, numerous control options, over 300 parameters, predesigned application features, and a large LCD HMI keypad. These features coupled with input voltages of 230/460vac and a HP range of 1-800 make the C2000 a product for markets around the globe. 175 HP 460 V