REPLACEMENT OF BER EOT CRANES AT STORE HOUSE NO 13 AT MO(K), NAVAL BASE KOCHI

Amount

Design , supply, Installation ,errection and commissioning of Double girder EOT crane of 5 Ton capacity suitable for 415 volts,3 Phase,4 wire of span 15m and bat length (LT) 36 m with the height of lift hook 5.0 M from FFL with pendent push button . The drivers for all the motions including hoist drum,gear box,motors,brakes,limit switch etc complete should of VVVF (Variable Voltage Freaquency) drivers with suitable power control panel with isolators includes wiring between the components / accessories from the wall mounted panel board to the crane junction box including permanent MS ladder fixed on the wall for permanent maintenance.The painting to be done complete with all accessories / equipments as per OEM specifications all as specified and as directed. The respects are :- Hoist :- 2.0 M/ Min -Micro-0.4 M/Min Lt :- 8.0 M/Min-Micro-1.60 M/Min CT :- 8.0 </MiMicro-1.6 M/Min Make :- Cranex /Dinesh Enterprises /Safex /Rockwell /INDEF Note:- The crane should be manufactured as per IS stanards and safety factors as per IS :3177 of 2020 & IS 807 of 2006. (A) TECHNICAL SPECIFICATION Type of Crane :: EOT Safe working load (Capacity) :: 5 Ton Span of the Crane :: 15 M Lift :: 5 M Bay Length ( LT ) :: 36 M Duty class of crane bridge :: M5 Construction of Crane :: Double Girder Crane Operation :: Floor level with pendant push button switch Handrail on Bridge :: Provided (Size : 0.75 mtrs height x 15 mtrs length) Ambient Temperature :: 45 degree Celsious IS code / Standard :: IS 3177 ,IS 807 ,FEM

(B) WIRE ROPE HOIST FOR CRAB MOUNTING Brand :: As specified above. Model/ Cap :: iR-050-21 / 5Ton Type :: WIRE ROPE Electric Hoist Hooks :: Forged steel shank type as per IS 8610/ IS 3815 Falls / Wire rope dia :: 2 Falls / 10mm Dia Usha Martin brand FEM / DUTY :: M5 / ISO duty (C ) END CARRIAGE Construction :: Box Type Crane wheels :: EN-8 Materials. 260-280 BHN Pinion / Axle :: EN-9, Heat treated carbon alloy steel. Gears :: EN-8, Material LR Rails (MES Scope) :: 90Lbs / yard (Existing) Overload Protection :: Provided for user & asset safety Steel (Rolled ) :: Sail/ Jindal / Essar/ Tata Switch Gear :: Schneider/ Seimens or Equivalent Cable :: Polycab/ Finolex or equivalent Protective rope guide :: Built with special engineering grade thermoplastic with high wear and heat resisitance.

(D) MOTOR RATINGS Specification : Built with special engineering grade thermoplastic with high wear and heat resisitance. Efficient Motor : Efficiently designed, green technology IP 55 enclosure based, optimized motor design for low noise and low vibration operation. Hoist motor main : 8.1 KW Hoist trolley motor (CT) : 0.37 KW x 1 Crane gear motor (LT) :0481 KW x 2 Control Supply : 110 Volt 1 phase , 50Hz, AC supply Power supply to crane :+-10%, 415V,3phase, 50HZ, AC supply Cross Travel DLS system :Through DSL - Safetrack brand- Shrouded bus bar system 125 Amps. Long Travel DLS system : Through DSL - Safetrack brand- Shrouded bus bar system 125 Amps. Power Required : Power Required Class - F Insulation : Provided for all motors Overload relay : Provided for all motors IP - 55 Protection : Provided for all motors

(E ) SPEED CLASSIFICATION Hoist (Crab) : AC Electro Magnetic disc type with factor of safety of 1.5 Hoist Trolley (CT) : AC Electro Magnetic disc type Crane (LT) : AC Electro Magnetic disc type Controls : 6 way Pendant push button with emergency stop button indicator lamp in weather proof Casing. Location of Pendant switch : Independent travel on CT wirerope with cable trolley Safety features : Safety latch for hoist hook, limit switch for LT, CT, overhoisting, pendant switch with emergency stop button, overload relay for hoist. Painting : Enamel grey for existing girder & black for rail. Grit blasting of strucutre followed by red oxide and 2 coats of Synthetic Enamel yellow paint for crane. Hoist paint as per Indef standard VVVFD FOR CRANE :Provided for LT movement of crane MS LADDER WITH SAFETY RING FROM GROUND FLOOR TO RAIL : Provided for maintenance & inspection of crane LT Wheel base : 3000 mm Hook Approach left side : 1000 mm (Max) Hook Approach right side : 11000 mm(Max) Crane Weight : 8 Ton Maximum Wheel load : 5 Ton

Supply & fixing MCCB 4 pole 100A 415V 50Hz with enclosure all as specified and as directed

M&L for earthing complete with galvanized iron or steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 Mtrs below ground level) with top edge of earth plate not less than 1.5 Mtrs below ground level connected to galvanized iron strip 4 mm GI wire by means of nuts, bolts, thimbles, chuck nuts, washers of GI or steel, including PCC (concrete chamber) shall be PCC 1:3:6 type C-1 using 20mm graded stone aggregate, with fair finish internal surface of concrete chamber shall be given 15mm thick plaster in CM 1:4, funnel with wire gauge of (0.68mm) 8 mesh per liner inch, 80 mm thick RCC pit cover 320 mm x 320 mm of RCC 1:2:4 type B-1 using 20 mm graded stone aggregate reinforced with XPM, JALLI and charcoal dust and common salt all as shown in electrical plate No 3 of MES SSR Part-I and specified including provision of earth wire protected by 40mm dia medium grade GI pipe and watering pipe shall be 20mm bore medium grade GI pipe, and including all excavation and earth work & connecting the earthing to an earthing test point Lt panel etc. and testing on completion, complete all as specified

Supply,fixing and testing cable XLPE insulated, screned, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 10 sqmm 4 core alongwith wall all as specified and as directed

Dinesh Engineering Enterprises

CRANEX LIMITED