Code of practice on the operation and maintenance of H T motors at wind tunnel centre

This document describes the performance of the high tension13; motors, which drive the centrifugal compressors, at the Wind13; Tunnel Centre Belur. These compressors are the vital equipment to supply compressed air to various wind tunnel facilities. These motors are in continuous use for the past 25 years, during which period the motors have under gone various preventive and breakdown maintenance operations including servicing and overhauling of liquid rheostat starter. Some of the breakdown maintenance operations were carried out under the supervision of M7s BHEL Engineers. Both the preventive and breakdown maintenance works carried out are being detailed in this report.