REPAIR AND MAINTENANCE OF EOT CRANE AT DHAR ROAD AND JINDRAH UNDER GE (ARMY) DHAR ROAD

Amount

Fortnightly inspection, maintenance and rendering operationally EOT crane 2 Ton or gantry SWL floor operated, and all major assemblies including following details as under : -

Preventive maintenance of longitudnal travel/cross travel system assembly including following details: -

Checking lubrication of gear system, topping up of lubricant to desired level, replacement of gasket, nuts, bolts, washers, split pins for proper tightness and safety incl replacement of wornout ones.

Checking and testing of electric control system, replacement of wornout parts, checking of coupling unit, travel track etc.

All other miscellaneous items and checks necessary for safe operation of cranes incl replacement of wornout parts.

Preventive maintenance of hoisting system assembly comprising of following: -

Inspection, checking including topping up/ changing of lubricants and gaskets.

Inspection and checking of bracings, pulley, nuts, bolts, washers, split pins, bushes hooks, checking of hoisting pulley and lubrication thereof.

Inspection of hoisting rope for cuts, abberations etc and cleaning up from all greasy/ slipping materials, inspection, servicing, setting and testing braking system for its safe operation.

Inspection, checking, setting right incl replacement of damaged wiring of electric system in and outside cabins.

Repairs/Replacement of all other miscellaneous items necessary for safe and satisfactory functioning of lift including replacement of wornout spares.

Preventive maintenance of electrical control system comprising of following: -

Inspection, checking, decarbonizing and tightening of electrical connections in total system including replacement of thimbles etc.

Inspection and checking of fuses, setting and tightening the same as per their capacity, Inspection, setting of voltage regulator system, including replacement of fused inducating lamps etc.

Repair/replacement of all other miscellaneous items like Kit Kat, Main switches etc and replacement of all other spares complete for safe and satisfactory run of crane.

Note: Cost of spares shall be measured and paid for seperately under supply and fixing of material.

Description all as per the serial item 01 to 04 above but for 3 Ton EOT Crane.

Description all as per the serial item 01 to 04 above but for 5 Ton EOT Crane.

Supply and replacement of Gear oil 140 EP (Make: Castrol/ HP/ Indian Oil)

Supply and replacement of Contactor 3 TF-50-02 OA (Make: SIEMENS or equivalent)

Supply and replacement of Contactor 3 TF-49-22 OA (Make: SIEMENS or equivalent)

S&F in replacement of Contactor ML-1.5, 25 Amps, 3 phase 415 volts complete all as specified and directed (Make: L&T /Siemens)

S&F in replacement of Contactor ML-2, 32 Amps 3 phase 415 volts complete all as specified and directed (Make: L&T /Siemens)

Lubricant Grease (Superior quality) complete all as specified and directed(Make: Castrol/HP/Indial Oil)

S&F in replacement of Break coils as existing on ground all as specified and directed

Supply & fixing of Overload relays 2 to 6 Amps (Make: L&T / Siemens/ Bhartiya/Cutter Hammer)

Supply and fixing Bearing 30205. (Make: SKF/ Tata/ ZKL/ FAG)

Supply and fixing Bearing 30206. (Make: SKF/ Tata/ ZKL/ FAG)

Supply and fixing Long travel coupling unit. (Make: Everest/ Unistar or equivalent).

Supply and fixing in replacement of normal opaque Push button switch plastic enclosure complete all as specified and directed. (Make: L&T / Siemens or equivalent)

Supply and fixing Steel wire rope 10mm dia 6x36 construction F.M.C. (Make: Usha Martein/ Mahadev).Note :- Test certificate of wire rope shall be kept in record

Supply and fixing Steel wire rope 12 mm dia 6x36 construction F.M.C. (Make: Usha Martein/ Mahadev). Note :- Test certificate of wire rope shall be kept in record

Supply and fixing Limit switch complete all as specified and directed. (Make: Bhartiya/ Cutter Hammer/ L&T/ SIEMENS)

Supply and fixing rope guide as per site requirement and existing at site

Supply and fixing 200-300 V.A stepdown type with taping 110/24/12 volts transformer. (Make: As per sample)

Supply and fixing Clutch plate assembly as per site existing Make Penthe

Dismantling electric motor any type of cap 0.75 HP to 5 HP for repairs / rewinding.

Dismantling electric motor any type of cap 5 HP to 10 HP for repairs / rewinding.

Rewinding of electric motors with supper enamelled copper wire of proper guage (to be directed by the Engineer-in-Charge) including all materials such as insulation, lathoride paper, sleeves varnishing and other packing materials for motor below 5 HP including testing complete all as specified and directed

Description all as per ser item No 27 here-in-before but for motor above 5 HP upto 10 HP.

Dismantling the complete hoist of EOT Crane of any capacity 2 to 5 Ton from girders with main gear box for carrying out repairs and re-assembling with main motor.

Dismantling the complete hoist of EOT Crane of any capacity 5 to 10 Ton from girders with main gear box for carrying out repairs and re-assembling with main motor.

Replacement of HSS gear box shaft, as per sample.

Replacement of Special bevel gear, as per sample.

Replacement of Driven special bevel gear, as per sample.

Replacement of Oil seal, as per sample.

Replacement of Spacers, as per sample.

Replacement of Check nuts , as per sample.

Replacement of Gear box hoising joint , as per sample.

Supply and fixing multi stranded copper conductor flexible industrial cable PVC insulated 1100 volts, 2.5 Sqmm 4 core complete all as specified and directed. (Make: Havells/ Plaza/ Finolex).

Supply and fixing multi stranded copper conductor flexible industrial cable PVC insulated 1100 volts, 2.5 Sqmm 3 core complete all as specified and directed. (Make: Havells/ Plaza/ Finolex).

Supply and fixing multi stranded copper conductor flexible industrial cable PVC insulated 1100 volts, 6 Sqmm 4 core complete all as specified and directed. (Make: Havells/ Plaza/ Finolex).

Supply and fixing multi stranded copper conductor flexible industrial cable PVC insulated 1100 volts, 1.5 Sqmm 12 core complete all as specified and directed. (Make: Havells/ Plaza/ Finolex).

Supply and fixing multi stranded copper conductor flexible industrial cable 1100 volts, 1.5 Sqmm 3 core complete all as specified and directed. (Make: Havells/ Plaza/ Finolex).

Supply and fixing Cable carrier assembly as per exising at site complete all as specifeid and directed

S&F in replacement of push button station made out of high density polycarbonate material having 10 Nos push buttons with hanging steel wire rope insulated complete all as specified and directed Make Gioenzana/Schneider

S& F in replacement of single phase preventor complete all as specified and directed Make -MINILAC

S&F in replacement of carbon brush with holder with holder 4 way complete and directed Make -Pethe

S&F in replacement of Box type limit switch with lever complete as per sample all as specified and directed Make Meqtech, speed O control, Sterling

S&F in replacement of existing long travel D.S.L system with shrouded type T.P.N.D.S.L system 63 Amps rated complete with fabrication of angle iron brackets, hanger clamps, joint clamps with cover extra complete all as specified and directed Make -Megtech/safe/track/Anand system/Silver line

S&F in replacement of current collector 4 Nos (for TPN shrouded type D.S.L complete with suitable rating wire including fabrication of bracket for the same complete all as specified and directed

S&F in replacement of old C.T.D.S.L system with new C-Track system with 4 wheels cable trollies system should be mounted on angle iron brackets of suitable size duly clamped complete all as specified and directed . (This works include welding of angle iron bracket)

Dismantling of old unserviceable Micro movement clutch system from the crane and supply and fix new V.V.V.F drive with D.B.R of suitable capacity mounted in a separate MS housing duly powder coated and wired up for 3 ton EOT crane complete all as specified and directed Make- Yashkawa/Delta

Dismantling of old unserviceable Micro movement clutch system from the crane and supply and fix new V.V.V.F drive with D.B.R of suitable capacity mounted in a separate MS housing duly powder coated and wired up for 5 ton EOT crane complete all as specified and directed Make- Yashkawa/Delta

Dismantling of old unserviceable Micro movement clutch system from the crane and supply and fix new V.V.V.F drive with D.B.R of suitable capacity mounted in a separate MS housing duly powder coated and wired up for 2 ton EOT crane complete all as specified and directed Make- Yashkawa/Delta

Supply install & commissioning in replacement of main electric control panel of 5 Ton EOT crane made out of MS sheet not less than 2mm thick duly powder coated prewired with flexible copper cable of suitable size having 20% cusion duly terminated with copper lug and having terminal block on channel . panel should be fixed /welded in cabne or on the top of girder & panel should have main ON-OFF TPN MCB 63 Amps rated individual motion ie hoist, LT& CT motion should be controled by individual MCB TP . all motion should be used panel shall accomodate V.V.V.F drive in all the three motions. Crane shall be controlled by pendent push button station of suitable size ways is included in this item complete all as specified and directed.Panel shall be made by CPRI approved firm. Make of contactor and MCB :- Siemen's/L&T/Legrand/ABB Note :- Panel wiring diagram in three sets shall be submitted by contractor for approval of GE Army Dhar Road.

Supply install & commissioning in replacement of main electric control panel of 2 Ton EOT crane made out of MS sheet not less than 2 mm thick duly powder coated prewired with flexible copper cable of suitable size having 20% cusion duly terminated with copper lug and having terminal block on channel . panel should be fixed /welded in cabne or on the top of girder & panel should have main ON-OFF TPN MCB 63 Amps rated individual motion ie hoist, LT& CT motion should be controled by individual MCB TP . all motion should be used panel shall accomodate V.V.V.F drive in all the three motions. Crane shall be controlled by pendent push button station of suitable size ways is included in this item complete all as specified and directed.Panel shall be made by CPRI approved firm. Make of contactor and MCB :- Siemen's/L&T/Legrand/ABB Note :- Panel wiring diagram in three sets shall be submitted by contractor for approval of GE Army Dhar Road.

S&F in replacement of current collector knife type for shrouded D.S.L complete all as specified and directed. Make Silver line/Megtech

S&F in replacement of shoe type solenoid brake for CT motion of 3 TON EOT crane complete all as specified and directed Make :- Mehtech/Pethe/BCH.

S&F crane Hook capacity 2Ton duly tested complete all as specified and directed

S&F overload relay 1.6-2.5 A CI 10 A complete all as specified and directed Make : Schneider

Supply and fixing solid state rectifier type EHT20 HHD input 440 Volt AC output 190 volt DC 1.5 A complete all as specified and directed Make :- Brasys power or its eqvts make

Disconnecting all the connections from motors including dismentalling of main gear box assembly from the main hoist with the help of chain pully block , stripping of complete gear box, taking out the damaged main shaft, Bevel shaft, spur gears, main gears, spacers, bushes and extracting the worn out bearing, oil seals from the gear box. Assembling the gear box assembly by replacing with new gear box shaft, Bevel shaft, spur gears, main gears, spacers, bushes and bearing and oil seals. Replacement of all the worn out nuts, bolts and washers and assembling the gear assembly with the main hoist by lifting with the help of chain pulley block. fitment of electric motor with the main gear box assly. Provinding electric connection to the motors, alignment of the same. Testing and connissioning od complete hoist on load complete all as specified and directed by Engr-in-Charge

Continental Engineers and contractors