bids are invited for repair and overhauling service - ground power unit 63kva alternator; crompton and greaves; yes; buyer premises 1 removal of main stator winding from core removal of copper winding from stator core 2 rewinding of main stator winding copper conductor to be used. re-winding should be done as per specifications mentioned in bureau of indian standards of alternator stator winding in vague. 3 replacement of bearing should be of same size and material as per sample 4 re assembling and installation of alternator on gpu ensuring accurate output. out put of alternator should be 415v, 3-phase, 50hz at 1500 rpm, 28v dc at nato connector and proving the system for satisfactory performance post installation on gpu. 5 7/6 card avr replacement card should be compatible with 63 kva alternator crompton greaves, ref. no. rjag4490 frame no. g1r200sc total quantity :