Rated 25-500 hp, Model E7 for HVAC applications limits THD at drive input terminals to less than 8% current and 3% voltage distortion. It includes LCD keypad, PI controller, sleep function, and undertorque detection system. Communications for Johnson Controls Metasys N2, Siemens Apogee FLN, and Modbus are embedded. DriveWizard software lets user manage drive via PC with uploading, downloading, monitoring, and graphing of drive parameters.