Details: rewinding of electrical motors of capacity 325 hp, 03 phase, 08 pole, 740 rpm, 415 volt (bch make sr no. 2002-80381543 & kirloskar make sr no. 7209306-5).rewinding works includes-(1)dismantling of electric motor and old burnt material take off.(2)cleaning the slots by air/petrol pressure.(3) framing of coils with new electrolytic copper conductor as per original shape and size & providing new copper coil of as per existing gauge of bic or isi mark with ‘f’ class insulation.(4).providing and fixing. of new “f” class insulation & testing of all coils .(5).providing and fixing of epoxy glass slot wedges tying and lacing of coils with glass tape.(6).silver brazing of connection joints and the formation of 03 phase connection leads and fixing the same with thimbles.(7). varnishing and baking of motor with dr. beck varnish, backtole spring and drying of stator winding with complete testing.(8).cleaning of rotor by material take off and varnishing & baking alongwith dynamic balancing of rotor
Sector: General Admin