MID/AN/100

Disconnecting power supply cable connections of crane, replacement of all the eroded unserviceable H.R.C fuses of main switch of 440 V. supply replacement of worn-out damaged star delta connections and over head conductors from the starter. Replacement of all the unserviceable thimbles and leads. Also replacement of 3-phase, 3.5 mm2 core cable traveling and connecting lead in pump house in place of unserviceable burnt damaged cable along with steel wire rope hangers fitted with the steel rings and clamps having 80 meter length. Also Replacement by way of providing & fitting of magnetic coil of brake system of strength of original coil. Comp. Job Complete Rewinding of 7.5 H.P motor fitted on the over head Crane by way of dismantling the motor from the installed position after disconnecting all the electric cable connections and decoupling from the gear box. Dismantling the motor bearing retainers and also separating the rotor from the stator. Extraction of damaged coils out of stator slots & fitting of new coils of high-class material after complete insulation. P/F of new bearing sleeves, bearing locking plate with screws and locks. Metalling of Rotor shaft and turning finishing to bearing size. Cleaning of rotor, stator and varnishing stator with Dr. Beck varnish, replacement of cotters, unserviceable nut bolts with washers. P/F of cotton tape and film material to strengthen the bends and stator coils. Refitting all the motor parts i.e. rotor, stator, bearing retainers, mounting the motor on crane, coupling with gear box. Leveling with proper alignment. Making electric connections, taping and testing the motor on no load & full load. Job includes cost of material and labour charges, all type of transportations involved. Comp. Job Dismantling of gear box of the Crane, checking cleaning gear box housing parts with K. Oil. Replacing the complete main and counter shaft by way of extracting out from the gear box chamber after dismantling the complete. Job also includes replacement of gear as per the original specification in place of damaged one and then p/f of cotters. Assembling of gear box with replacement of oil seals and gasket joints. Filling of Gear oil to the required level with P/F of nut bolts in place of unserviceable/damaged nut blots. Complete job including cost of material and labour charges.The job also includes cleaning the square bar horizontal track completely by using steel brush and then greasing completely for smooth movement of trolly/ gantry wheels Comp. Job Dismantling opening of coupled flanges of transverse and longitudinal driving shaft of the tracks cleaning greasing oiling aligning and leveling of each driving shaft with Providing and Fitting of base frame packers for leveling aligning in proper accuracy. Replacement of all worn out coupling bolts nuts. Also providing and applying adhesive solution to steel wire rope, transverse and longitudinal tracks. Repair to hook clamp etc. Job including cost of material and labour charges. Comp. Job Dismantling, checking, adjusting and setting right the broken system of the crane with replacement of brake leathers/linings, connected nut & bolts – tension spring which ever found unserviceable. Job also includes rebuilding of brake drum shafts and machining to proper size, rebuilding of key ways and replacement of cotters – oiling, greasing of bearings of shaft ends housings. Job including cost of material and labour charges. Comp. Job

M/S UK MECH AND ELECT ENGG WORKS (BID ID -2290170)

AAR PEE ELECTRICAL ENGINEERING WORKS (BID ID -2290301)