Supply, Erection and Commissioning of 5 Ton Capacity EOT Crane at Pump Houses MD-1 to MD-3 of M/Garh Disty. in W.S. Mech. Division Narnaul.

Amount

E.O.T. Crane tested to 25% overload as per IS: 3177 & IS: 807 Complete with bi-rail type Electric Wire Rope Hoist confirming to IS: 3938, having technical parameters as under. a) Capacity 5 metric Ton (5,000 Kgs.) b) span of crane as per site requirement. c) Bridge Construction Single-Girder type construction consisting of R.S. Joist of adequate strength, complete with MS Square bar 40mm welded to top flange of the beam (Griders) d) Height of lift 6.0 meters / 7.0 mtrs (Aporoximate) standard lift as per site requirement e) Duty Class- II (indoor/Outdoor type) duty. f) Electric Motors Crane Duty, TEFC squirrel cage induction motor as per IS: 325, S-4 rating suitable for 150 starts per hours with Class- F insulation and IP: 55 protection, operating on A.C. 3- Phase, 50Mz main power supply at 415 (Volts+/- 10%) of Bharat Bijlee/SIEMEMS/ABB/CGL make i) Hosting Motors: 5 HP ii) Long travel Motor: 3 HP iii) Cross travel Motor: 3 HP g) Operating Speeds i) Hosting Motors: 6 Meters: per minute or less ii) Long travel Motor: 15.0 Meters: per minute iii) Cross travel Motor: 15.0 Meters: per minute h) Brakes All motors of the crane shall be coupled to failsafe, A.C. electromagnetic Drum/Disc-type Brakes designed to be declutched as soon as power supply is cut/switched off. i) Gears All gears shall be of helical-type precision machine hobbled from tested quality alloy steel dully housed in a totally enclosed dust & vermin proof oil-bath lubricated gear boxes. j) Wire Rope Tested quality, un galvanized steel wire rope of 6x36 or 6x37 construction with fiber/hemp core as per IS 2266 of Usha MARTIN make (size 13 mm/4-falls) shall be used. k) Controls From ground level through a plastic bidied pendant controller sustended from the hoist having control Voltage of 110- Volts. For safety of the operator complete with (Mains) On/Off push-buttons. l) Other Safety features Contractors & overload Relay shall be of Siemens/BCH make, Electrical terminals of tecnoplast/Phenix/Elemax to prevent over hoisting/lowering of the hook block beyond eperating limit two way shunt lever type limit switch shall be provided for long travel movement . Finally, a C-series MCB of MG/Hager make shall be provided for mains incoming supply beside individual fuse protection for all motors. m) Trailing Cables Trailing cable, consisting of PVC insulated copper cables complete with cable Carrier trolleys running on the section of ISLT: 50 designation (01 No.each at MD-1 to 3) as per approved make by Irrigation Department.

Supply and Installation of extension gantry rail/ girder for movement of EOT in Horizontal Transmission (HT) as per site requirement (Required for extension of pump houses)

Avon Engineering Company