11/EE/SMCDVNS/SPC STAGE4/25-26

Repairing, Rewinding, Reassembly Re-Varnishing, & Alignment etc. of 6.6 KV, electric Supply, 1475 KW. Capacity Crompton make Squirrel Cage

Shifting of motor from foundation to working place dismantling by taking out rotor from stator, checking bearing cleaning stator with overhead brandings and drying it by heating up to completion

Taking out overheated/damaged 72 No. coil from stator safely in such manner that coil conductor may not damaged checking and testing of coils by high voltage testing machine and megger .Rate to include all labour material and T&P etc required for proper completion of work

Repairing of damaged coil by removing damaged insulating with F class insulating material like cotton tape, Nomex tape, polyester mica tape, .Caption mica tape, Glass tape &Epoxy Resinas required for proper insulating (F class).

Supply and providing of copper strip conductor of suitable for 1475 KW Crompton make 6.6 kv 3phase motor with making H.T. coil as per design and sample of proper size with labour charge for extracting old burnt coil and replacing new one at the place properly

Rewinding of H.T. stator by inserting 72 nos. coil in stator wedging of coil by polyester chord of suitable size, connecting coil together with silver brazing rod and insulation over heated braiding.

Spray varnishing of H.T. Stator and Rotor with insulating varnish i.e. bectol Red /Gray Gel epoxy resin and reheating to required dryness &I.R. Value

Tightening of loose wedges by reweding with H.G.L. Packers o/s alongwith patch work with suitable insulating materials and laying of coil spacers by polyester chord of suitable size for loose wedges up to 21-40%

Taking out bearing cleaning degreasing making threads on shaft providing SS lock nut and washer, assembly, alignment etc.DRIVING END

Taking out bearing cleaning degreasing making threads on shaft providing SS lock nut and washer, assembly, alignment etc. NON DRIVING END

Reassembly of motor, Shifting from working place to foundation, installation and testing no load

Replacing motor service Connection lead (Copper) including end Connections.

Alignment of motor with pump Radially and axially both by using S.S. Shims, Rubber Coupling bushes etc as required and then testing on No load.