REPAIR MAINT TO EOT HOT CRANES REPLACEMENT OF UNSERVICEABLE DIFFERENCE PARTS AND OTHER CONNECTED WORKS AT BRD AF STATION CHANDIGARH UNDER GE AF MC CHANDIGARH

Amount

Material and labour to attend EOT/HOT Cranes complaints of any nature pertaining to electrical & mechanical problem of cranes like cross travel, long travel, hoisting motion, micro speed, all motion motors, Control panel, pendent control box, MCBs, Contactors, steel wire rope, control cable, push button, pvc cable, hand chain, DSL system, Hydraulic thrust break, checking of gear coupling ,checking of greasing of plumber block ,checking of gear oil, break oil,greacing of rope, checking of bearing of hooksand greasing the same, adjustment of rotary limit switch, breaking adjustment ,checking of assembling vibration ,loose nut bolts etc at any location and locating the fault and rectification of the fault and replacing the burnt out items as per site requirement including making connection and testing after completion of job.

Material and labour to attend the VVVF DRIVE complaints, ,checking VVVF DRIVE overheating / flashing / connections of VVVF DRIVES /other drives & Calibration of VVVF Drives to smooth functioning and maximum efficiency /other drives for smooth functioning of the same ,checking of power control cables ,cable carries ,cable trolley maximum free for movements of moving parts /Apran of EOT cranes ,checking of function ability of motion push buttons & lock key operated switch ON & OFF indication lamps etc. NOTE- (i) VVVF drive calibration and repair shall be got done by authorised service engineer/ original equipment manufacturer and replacement of VVVF drives will be measured and paid separately under relevant items of Sch 'A'. (ii) Contractor shall depute suitable Nos of Crane mechanic & Helper to attend the complaints on required basis within 24 hours or as as per users requirement& all as directed by EIC.

M/L for Servicing, checking, adjusting, load testing etc for electrically operated overhead traveling crane (EOT)/ hand operated overhead traveling crane (HOT) single / double girder type, electric motor for long travel, cross travel, hoist, creeping micro speed etc and electrically control panels consisting of main switches step down transformer, contactors, HRC fuses and mechanically wire rope with drum break unit, gear boxes, oil levels, motor bed, end carriage including lathe works etc, electrical control cables, motor terminals, main switches etc complete for smooth operation for 5 ton capacity of cranes. Note - Load Testing - The load testing including providing required loads duly varifying the loads up to 125% of the rated capacity and transporting to the location and submitting the test certificate in triplicate duly signed by factory inspector of crane as per format given in appx ,A,.

All as per item no 3 but 3 Ton capacity

All as per item no 3 but 1.5 to 2 Ton capacity

All as per item no 3 but up to 1.25 ton capacity

Supply & Fix of spare parts for the EOT crane/hoist of capacities 0.5 Ton to 3 Ton as per description given below including dismantling the old unserviceable spare parts :-

Power contactor AC 3,12 Amps /5.5 kw(INO) 415 volts complete and taking down existing unservicable contactor. Make : L&T/Seimens/C&S/BCH

Power contactor AC 3,16 Amps /7.5 kw(1NO+1NC) 415 volts complete and taking down existing unservicable contactor. Make : L&T/Seimens/C&S/BCH

Power contactor AC 3,25 Amps /11 kw(1NO+1NC) 415 volts complete and taking down existing unservicable contactor. Make : Seimens/L&T/BCH/C&S

Disc brake unit with drum of 100mm dia size. Make : BCH/Pethe/Magtech

Gear oil (for LT, CT, hoist and creep gear box) of 20w, 90 grade. Make : Servo/Castrol/Shell

Break oil/fluid to hydraulic throttle break ,for toping up/replacing complete all as specified and directed by EIC. Make : Servo/Castrol/Shell

Limit switch for long traverse heavy duty of EOT cranes Make: CMK/Crane control or equivalent

Limit switch roller lover type of cross traverse for EOT cranes/Hoist. Make - CMK/Crane control

Supply, fixing, testing & commissioning steel wire rope multi stranded 6/19 centre fibre core, 6 mm dia. Make:- Usha Martin/Mahadev or equivalent

All as per item no 8 but 8 mm dia.

All as per item no 8 but 12 mm dia.

Supply, fixing and laying in any position PVC insulated PVC round Sheathed multi core industrial flexible cable conforming to IS 694:1990 copper conductor for voltage grade up to 1100 Volts grade and taking down of unserviceable cable from existing position complete of size 2.5 sqmm 4 core complete specified and direcetd. Make:- Havells/polycab/fINOLEX

All as per item No 11 but 4 sqmm 10 core.

All as per item No 11 but 1.5 sqmm 12 core

Taking out unserviceable cable carrier Supply and fixing PVC cable carrier suitable for carrying cable having wheel for sliding on rail complete all as specified and directed by engineer-in-charge.

Supply and fixing in repair, break liner of LT/CT hoist brake drum of 100 mm/150mm dia and 8-10 mm thickness, suitable for up to 5 ton crane complete and taking out existing unserviceable from existing position.

Supply and fixing in repair, MCB TPN ,40 Amp rating 'C' Series ,suitable for 415 volt 50 Hz ,AC supply. MAKE-LEGRAND/ABB/L&T

All as per item No.16 here-in-before but MCB TPN, 63 Amp.

All as per item No.16 here-in-before but MCB SP, 16 Amp.

All as per item No.16 here-in-before but MCB DP, 16 Amp.

Supply and fixing in repair, MCCB ,TP, 63 Amp rating ,25 KA complete with sheet metal enclosure (TP) made out of MS Sheet suitable for 415 volt 50 Hz ,AC supply MAKE -L&T/Havells/C&S

Supply and fixing in replacement of transformer 440 volt/110 volt for 1.5 Ton to 3 Ton crane complete.

Dismantling motor up to 1 HP, 3 phase, 415 Volts AC, transport to work shop, opening up, remove the burn out winding, rewinding with same gauge, copper conductor insulating, varnishing, greasing, reassembling parts, transporting back to site, refixing in position, reconnecting, testing and commissioning.

All as per item No. 22 here-in-before but 1.5 HP to 3 HP

All as per item No. 22 here-in-before but 5 HP

Supply & fixing in repair Electro magnetic clutch DC working, complete set (coil body & armature plate) suitable for EOT cranes/hoist for micro speed of hoist. Make : Pethe Engineering Pvt Ltd/BCH

M&L for preparing of surface of EOT/HOT crane installed at MLH & ARS I hanger at height of 10 meter and 60 Mtr Span using hydra cranne/Jhulla to reach height complete including end carriage double/single bridge gantry motors, gear boxes, bottom block, platform structure scarping, cleaning, using wire brush, sand paper etc and painting complete with one coat of synthetic enamel paint 3 to 5 Ton capacity. Make of Paint : Asian Paints/Nerolac

M&L for preparing of surface of EOT/HOT crane complete including end carriage double/single bridge gantry motors, gear boxes, bottom block, platform structure scarping, cleaning, using wire brush, sand paper etc and painting complete with one coat of synthetic enamel paint 1.5 to 2 Ton capacity. Make of Paint : Asian Paints/Nerolac

All as per item No.27 here-in-before but 0.5 to 1.25 ton capacity

Supply & fixing in repairs pendent control box enclosure of suitable size for EOT crane and hoist pendent control housing of push button. Make : L&T/C&S/BCH Note : Push button will be measured and paid separately.

Supply & fixing in repairs push button with control element (01 No + 1 NC). Make : L&T/C&S/BCH

Supply , programming, testing & commissioning of (VVVF) AC DRIVE 1 HP 3 Phase , 50 cycle 380/500 Volt, making electrical connections including taking down the existing unserviceable variable frequency drive from existing panel board ,after disconnecting all electric connection carefully. MAKE- OMRON/ABB/Shneider

All as per item No.31 here-in-before but 2 HP.

All as per item No.31 here-in-before but 3 HP.

All as per item No.31 here-in-before but 5 HP.

Supply & fixing and making arrangement of providing of rope guide .0.5 ton to 3.0 ton EOT crane with the help of welding works and any addition/alteration in cranes for fixing of rope guide with help of electric work at site.

Supply & fixing of current collector made out of gun metal/brass for 0.5 to 3 ton EOT cranes including taking down the existing one.

Supply and fixing control panel wiring of existing panel with PVC copper conductor cable in PVC channel and testing for 0.5 ton to 1.5 ton EOT cranes and taking out unserviceable panel wiring.

All as per item No- 37 here in before but of capacity 2.0 to 3.0 ton.

Taking down old u/s steel ladder Material and labour for fabrication of steel ladder at site by welding machine, made out of angle of size 65x65x5 mm with 16 mm MS rod as steps at 12 INCH intervals with protection ring for man safety of suitable sizes and intervals as directed of required height and width of the crane for maintenance of the crane and painting of ladder complete with one coat of synthetic enameled paint over one coat of primer complete specified and directed by engineer-in-charge.

Taking out unserviceable conductor from existing crane and replace with shrouded type TPN PVC insulated DSL system in complete long travel length of the crane having 100 AMPS ratings with suitable current collector and fixing iron brackets (This includes necessary welding works). Make-CMK /Crane control/Speedage or equivalent

M&L for preparing of surface of ISMB/SIDE GIRDERS of crane in hangers/buildings of different sizes at different locations and maximum height upto 10 mtr by using wire brush , sand paper etc and painting complete with smoke grey paint, complete all as specified and directed by Engineer-in-Charge.Make-Asian paint/Nerolac

M&L for radiography of crane hooks of capacity 0.5 ton to 5 ton by authorised agency at site, testing certificate to be given by the testing authority

M&L in replacement of electromagnet of electro hydraulic thrust unit of 18 KG capacity. Make : MEGTECH /CMK/Pethe Eng

M&L in replacement Load chain of HOT crane of capacity 0.5 ton to 5 ton.

Taking down unserviceable cranes of single monorail by using hydra crane long boom type, all taking down arrangement at height of approximate 10 mtr in side the test bed at ETH and opening of crane, including checking of all parts repairing of gears and replacement of bearing ,cleaning and washing with kerosene oil and refixing and testing on full load for smooth functioning of crane Note- Gear oil shall be measured & paid seperately.

Material & labour for dismantling of existing reduction gear box of crane 0.5 ton to 1.5 ton with device to hoist CT/LT motion traverse to carry out replacement of following unserviceable parts/carry out misc repair and refixing the gear box after checking alignment of brake drum & motor and motor gear box in existing position as below:- (a) Replacement the worn out shaft seal & bearing (b)Replacement of internal cover gasket (c) Replacement of gear oil completely (d) Grinding and cleaning of teeth of gears of cranes complete . (e) Unserviceable gear coupling with nuts and bolts complete etc. Note : Gear oil will be measured and paid separately.

All as per item no 46 here-in-before but capacity 2 ton to 3 ton.

All as per item no 46 here-in-before but capacity 5 ton.

Material and labour for dismantling ,taking down at elevated height & servicing of squirrel cage motors ,dismantling of break drums ,motor coupling etc ,replacement of unserviceable bearing, seal, bushes ,shafts assembling and aligning the same after repair work to hoist ,CT(Cross travels)and LT (Long travels) motion motors complete all as directed by EIC. Periodical checking ,to be carried out for making /keeping the cranes serviceable of 0.5 HP to 1 HP capacity.

All as per item no 49 here-in-before but capacity of 2 HP to 5 HP.

S&F add on block off type (2 NO+2NC) type including taking out old unserviceable ADD ON BLOCK complete all as specified and directed by the Engr -in -charge. Make :- L&T/Siemen/AE

Disconnecting and taking down of EOT cranes capacity 0.5 Ton to 2 TON capacity from the existing position and over hauling completely after inspecting of various parts complete all as specified and directed by Engr-in-Charge

Taking out unserviceable metal boby cable carrier Supply and fixing metal body multible cable carrier suitable for carrying multible cable having sliding wheel for sliding on rail complete all as specified and directed by engineer-in-charge.

Deep Contractor

M/S NRS TIIB AND CO