Recapitalization of 6.6 KV slip ring type induction motor 750 KW/1000 HP BHEL make motor S2 standby at Tawi Pump House Jammu

Amount

Dismantling of slip ring leads and copper cables, decoupling of pump and motor, HT side cable connections, dismantling slipring assembly along with damaged carbon brush bracket holders with carbon brushes, draining out all the motor oil from the oil chamber, hoisting and keeping the motor on horizontal position. Dismantling of top and bottom end covers, extraction of top thrust bearing with puller. Extraction of rotor from the stator extraction of the old damaged bearing from the rotor with the help of bearing puller. Providing and fitting of new thrust bearing No. 29438 E of reputed Make to 750 KW/1000 HP HT motor by applying recommended quantity of Servo gem 3 Grease for both the NDE bearings. Servicing of motor cleaning the rotor and stator windings with air and cleaning chemical, cleaning all the air-cooling vents of stator windings, varnishing rotor and stator winding of motors by applying two coats of Dr. Beck’s becktol red varnish, .Providing and fitting of carbon brush bracket holders (locking arrangement) along with set of carbon brushes, made of material required grade, composition and specification as per sample fitted to 750 kw /1000 hp motor. Providing and fitting set of copper terminal leads of slip ring by way of Fabrication of slip ring copper leads for 1000 Hp motor suitable for current carrying capacity of 650 amp of rotor current with F class insulation with end terminals of required size on both end of lead as per sample and extracting old damaged leads and fitting new leads. Testing motor on full load. Complete job including cost of material and labour.Reassembling the rotor with the stator and other accessories. The job includes mounting /fitting of the motor skirt. Then making all the electrical connections to the motor and testing on full load. Complete job includes cost material and labour charges and to and fro charges.

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