NATIONAL ALUMINIUM COMPANY LIMITED - Rites

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Duct work Lighting conduits Instrument conduits Power conduits Technical Specification:Sec-9,Miscellaneous Base - Aluminium Base - Black Band- Yellow Base - Black Band - Red Base - Black - - 309 - 537 – Page 9 of 55
LIST OF MANDATORY SPARES A. MECHANICAL 1.0 Belt Conveyor Sl.No. DESCRIPTION 1. 2. Idlers Pulleys -Driving Pulley -Non-Driving Driving Pulley 3. Input shaft assembly (only pinion & input shaft) 1 no. each type 4. 1st Reduction Gear 1 no. each type 5. Oil seal 6. Coupling 7. Hold back 8. Safety devices - Pull chord switches - Belt sway switches - Zero speed switches 2.0 Actuator operated flap gate SL. NO. DESCRIPTION 1. Plummer box 2. Self aligning ball bearing 1 set. 3. Gaskets 1 set. 4. Limit Switch 5. Sealing 6. Oil Seal 3.0 Side Arm Charger SL. NO. DESCRIPTION 1. Gear box spares (complete gear box assy., oil seal and bearing) 1 set. 2. Carriage wheels a) Bearings b) Oil Seals c) Plummer block d) Carriage wheel fitted with shaft (without Plummer Block) 3. Coupling 4. Travel wheel assembly 1 No. 5. Bearing 6. Motor including slip ring motor, Bearings and Oil seal 1 set.each of type and size Technical Specification:Sec-9,Miscellaneous QTY. 1 no. of each size & type. 1 no. of each size & type 2 nos. each type 1 no. each type 1 no. each type 5% of total quantity 5% of total quantity 5% of total quantity QTY. 1 set. 1 set. 1 set. 1 set. QTY. a)1 set. b) 2 sets c) 1 set d) 1set 1 set. 1 set. Page 10 of 55
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NATIONAL ALUMINIUM COMPANY LIMITED
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1.0 GENERAL M/S. National Aluminium
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It is conveyed to the storage Yard
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existing conveyor BC-104. 104. Coal
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provided sufficient information is
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Equipment and services covered unde
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elow wagon tippler hopper including
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3.1.24 First fill of all consumable
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galleries, trestles, penthouses, Wa
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Apron feeder will feed coal unloade
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The LD shall be assessed on the bas
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13.0 START-UP UP & COMMISSIONING SP
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1.1. GENERAL Technical Specificatio
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1.1.16 The offer shall be complete
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The supply of conveyor galleries, t
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1.2.15 Installation stallation and
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After erection, the damaged portion
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• Supply of all commissioning spa
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(b) Guaranteed (rated) capacity: 12
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• Guideline for wagon tipplers is
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is activated, all conveyors will al
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Wagon Tippler a). Motor O/L - not t
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linking while the faulty conveyor /
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automatic controls for positioning,
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platform with a minimum accuracy of
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A. Wagon Tippler Hopper Constructio
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8.4.3 The arm shall be raised and l
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10.5 DATA SHEET Capacity (TPH) : 15
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12.4 DATA SHEET: DRIVE EQUIPMENT GE
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Nos (Total 4 Nos in the Crane ffor
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lifted over/by the side of other eq
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14.3.3 Trolley wheels shall be of s
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15.2.3 Transfer chutes shall be ade
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shall be placed internal to the dri
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2.3.4 Manual Operation (a) (b) 2.3.
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supports, pumps, tanks, etc. as req
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a. Pump casing may be axially or ra
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(i) Base plates together with found
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impregnated tar felt. The lap joint
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3.3.0 Pipings & Fittings 3.3.1 Join
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(j) Y Strainer 17.0 VENTILATION SYS
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• IS:2312 :Propeller type AC Vent
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17.5.22 Condenser capacity control
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The media of the filter shall be ma
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2.4.5 Condenser: Air cooled type 2.
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) Suitable access staircase with sa
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18.3 ADDITIONAL DESIGN CRITERIA a)
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i) Gallery Trusses Span / 400 ii) T
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i) Removal of bends, kinks, twists,
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shall not be done in foggy weather.
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i. Pollution n Control Regulations
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i) Procedure for initial checking a
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(k.) All manufacturing, fabrication
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(v.) After final acceptance of indi
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y the Engineer shall not relieve th
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Each main and auxiliary item of pla
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(a) His organisation structure for
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4.12.10 Welding procedure qualifica
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(c) Manufacturer / works test repor
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make modifications that may be nece
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endanger the safe operation of the
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The equivalent 'A' weighted sound p
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shall be done. In case of junction
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ELECTRICS FOR WAGON TIPPLER SYSTEM
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1.5 Safety All equipment shall be c
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• Static and dynamic loading of t
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All cables Power cable, Control Cab
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Following power utilization standar
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Ammeter for Wagon Tippler, Apron fe
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• Relay should have heavy duty tr
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Air break, drawout type conforming
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Internal control wiring shall be by
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POTENTIAL TRANSFORMERS 1. Type 2. P
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Where such sealants or adhesives sh
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Specifications for miscellaneous ma
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Two numbers 50 x 6 mm GI flat earth
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Paint shade Phase crossover chamber
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Degree of protection for motor and
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The other technical particula parti
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stress, noise on communication syst
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CTs for back up earth fault (51N) a
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Suitable under-carriage carriage fi
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21. Suitable for parallel operation
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• Sequence module • Zero speed/
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iii) LED status indication iv) BCD
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• The communication subsystem bet
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Static Transfer Switches The static
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9. Continuous load/duration : As pe
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4. A/C & ventilation RRoom 5. Perip
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The LDBs shall be fabricated from C
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The miniature circuit-breakers brea
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Outgoings : MCCB TPN of 32 A : 10 N
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type terminals for taking looping c
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The starter holders shall be of wel
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essentially have a 3 points suspens
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The wall thickness of each section
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While designing the earthing system
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Ring mains LT PCCs/board Control Pa
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Bidder shall include complete elect
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The VCB shall be indoor drawout typ
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front design. The distribution boar
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Encl: IP-45 Control voltage - 220 V
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1. Procedure mentioned in manufactu
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Dispatch clearance shall be given b
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The acceptance test on the system s
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6. Functional test 7. Capacity test
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SN IS Standard with Latest Amendmen
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Page 225 and 226: e prepared in Auto Cad (latest vers
Page 227 and 228: plates under the conveyor galleries
Page 229 and 230: specifically called for in drawings
Page 231 and 232: preferably be not less than 4.5 cut
Page 233 and 234: 12.0 LOADING For consideration of l
Page 235 and 236: or as directed by the Engineer. The
Page 237 and 238: slowly to make a Slurry Mix. For pr
Page 239 and 240: Dado in toilets and pantries shall
Page 241 and 242: above e the ground except for rail
Page 243 and 244: All standards, specifications, acts
Page 245 and 246: 1.0 GENERAL 1.1 The following provi
Page 247 and 248: 6.2 Before the Contractor connects
Page 249 and 250: 13.2 The Contractor shall have the
Page 251 and 252: the site. Illumination of wagon tip
Page 253 and 254: 21.4 The Contractor shall provide e
Page 255 and 256: (c) The testing schedule sh shall a
Page 257 and 258: (j) The Contractor shall be respons
Page 259 and 260: 33.0 PAINTING All exposed metal par
Page 261 and 262: 37.4 The Contractor shall provide s
Page 263 and 264: earing housing shall not exceed for
Page 265 and 266: Technical Specification:Sec-8l v. C
Page 267 and 268: All installation procedures shall c
Page 269 and 270: 55928 (Part 4) or BS 4232 or IS 147
Page 271 and 272: 5.0 FINISH PAINTS (F) Finish paint
Page 273 and 274: SP - Surface preparation quality 2P
Page 275: Transformer oil Fuel oil Coke oven/
Page 279 and 280: 6.0 Electric Hoist 7.0 Manual Hoist
Page 281 and 282: PDB/LDB/SLDB/AUX. PDB LT TRANSFORME
Page 283 and 284: INFORMATIONS TO BE FURNISHED BY THE
Page 285 and 286: HYD.POWER PACK DETAILS FOR WT Type
Page 287 and 288: Excitation voltage Safe overload Ul
Page 289 and 290: No.of wagon handled by Indexer Oper
Page 291 and 292: iii) Shaft deflection at hub iv) La
Page 293 and 294: 13. Make, ratings, type of limit sw
Page 295 and 296: Technical Specification:Sec-9,Misce
Page 297 and 298: 6. Equipment wise List of commissio
Page 299 and 300: MCC WISE DATA Sl. No RELAYS METERS
Page 301 and 302: 4. Value of earthing resistance (pr
Page 303 and 304: LIGHTING MAST General 1. Make : 2.
Page 305 and 306: 5.4 Centrifugal Fan a) Make & Model
Page 307 and 308: j) Shaft power k) Drive details a.
Page 309 and 310: 1.0 FORMAT FOR GENERAL AND COMMERCI
Page 311 and 312: 8.0 LIST OF DRAWINGS ENCLOSED WITH
Page 313 and 314: D) Fluid Coupling Schedule E) Idler
Page 315 and 316: In case the Tenderer/ Contractor in
Page 317 and 318: 17 Lighting & Power panels 6. Preci
Page 319 and 320: 47. Signal and Instrumentation 5.KE
Page 321 and 322: 16. 4” dia portable motor operate
Page 323 and 324: 1.0 COMPLETION SCHEDULE Special Ins
Page 325 and 326: (i) Bids that do not meet the quali
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1.0 COST OF BIDDING 1.1 All direct
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5.2 Any addendum thus issued will b
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discrepancy between the quoted lump
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. GENERAL CONDITIONS OF CONTRACT CO
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. 1.00 APPLICATION Unless otherwise
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. 2.22 `Writing’ shall include an
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. 4.02 For Erection Supervision Ser
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. American Petroleum Institute (API
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. Dimensions of each package shall
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. 11.0 INSURANCE 11.01 The Owner wi
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. c) Drawing submission schedule in
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. Erection schedule giving the sequ
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. premises, the Contractor shall ob
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. (I) Loads at which tests will be
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. 24.02 Completion Certificate With
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. 27.00 MAINTENANCE AND GUARANTEE -
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. have the option and be at liberty
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. him to the Contractor under the c
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. 38.00 PROGRESS REPORTS AND PHOTOG
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. The Purchaser; shall pay the Cont
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. All registration and statutory in
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. During the progress of work the C
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. Before completion of erection, th
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. his own cost for distribution to
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. (iii) Final adjustment of foundat
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. (a) The work procedures that are
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. 44.18 Construction Management (a)
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. 45.00 FOREIGN PERSONNEL 45.01 The
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. For the purpose of appointing the
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. The Contractor shall prepare and
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. waiver of such provisions, rights
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Tender Notice No. - …………...
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IMPORTANT AGREED TERMS & CONDITIONS
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Sl. Descriptions Vendor’s confirm
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Sl. Descriptions Vendor’s confirm
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SL. NO. REFERENCE OF NIT DOCUMENT D
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Tender Notice No. - ……………
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Page 1 of 2 ANNEXURE - VII PROFORMA
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Tender Notice No. - …………. P
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Tender Notice No. - …………..
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1.0 General PACKING, MARKING, SHIPP
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PACKING, MARKING, SHIPPING AND DOCU
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PACKING, MARKING, SHIPPING AND DOCU
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