Electrical control equipment [electric resource]. - Virginia ITC Learning Corporation 1994. - 6 electronic computer optical disc (CD-ROM) col. 4 3/4in. user's guide - ITC Learning . Summary: Explains the design and operation of inverter drives, and describes control features provded by inverter drives, and gives explanations of common error messages Subjects--Topical Terms: Automatic controlElectric controllers Dewey Class. No.: 629.8043 ELE 1996