BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

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15. MAINTENANCE FACILITIESPage15.1 Overhead Electric Crane15.1.1 Scope15.1.2 Extent of Supply15.1.3 Type of Crane15.1.4 Rating15.1.5 Requirements for Characteristics15.1.6 Requirements for Materials15.1.7 Structural Design15.1.8 Electrical Design15.1.9 Gantry Structure, Rails and Girders15.1.10Site Tests15.2 Mobile Cranes15.2.1 General15.2.2 Type and Rating15.3 Tools15.3.1 General15.3.2 Special tools15.4 Hoist/ EOT15.5 Fork lift15.6 Truck/ lorryGhorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)130
15. MAINTENANCE FACILITIES15.1 Over head Electric Crane15.1.1 SCOPEThe Contractor shall provide and install one (1) Overhead crane for the powerstation, complete in all respects including longitudinal gantry structure, gantryrails, conductors, power supply, weather protection shed etc.15.1.2 EXTENT OF SUPPLYThe equipment to be supplied by the Contractor under this specification shallinclude, but shall not be limited to, the following:-a. Capacity shall be 60 ton & auxiliary 10 ton [Main hoist capacity 60 ton andauxiliary 10 ton; Main hoist capacity will be sufficient enough to lift theweight of Generator rotor as well as weight of the fully bladed gas turbinerotor separately].b. Sufficient sets of steel wire hoisting ropesc. All integral electric cabling and wiringd. All limit switchese. One (1) set of gantry structure, gantry rails, girders, holding down bolts,securing plates, abutments, and weather protection shed.f. One (1) set of power supply cables and trolley conductors complete withsupporting brackets and one (1) set of power supply indication lampg. One (l) alarm bellh. All lifting eyes, rings and bolts to facilitate erection and maintenancei. All catwalks, ladders, platforms and handrails to provide safe access toitems requiring regular maintenanceJ. Special tools required for the maintenance of the cranek. All other equipment required for the safe and efficient operation of thecrane15.1.3 TYPE OF CRANEThe crane shall be of the semi-indoor and low speed overhead electric," travellingtype equipped with single trolley, one(l) main and one(l) auxiliary hoist.Ghorasal 200 MW to 300 MW Gas Turbine Peaking Power Plant Project (Vol-2 of 3)131
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Volume - 2Technical RequirementsSec
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GHORASAL 200 MW to 300 MW GAS TURBI
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2. Scope Of Work2.0 Scope of work2.
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3. Generator switchgeara. Outdoor e
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Rated frequency: 50 HzRated nominal
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Lighting impulseWithstand voltage(1
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h. One (1) Lot Control and instrume
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2.13 TestsThe Contractor shall be r
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Section 3Power Plant ArrangementGho
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3.0 Power Plant Arrangement3.1 Gene
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3.3.2.4 Compressor Wet Washing Syst
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The distillate fuel oil system shal
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6. Sump tankThe sump tank allows dr
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provide necessary protection for ma
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4. Generator And Ancillary Equipmen
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4.1.4 Temperature RiseThe temperatu
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4.1.12 Accessoriesa. Temperature de
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- Secondary wiring including cable
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4.3.6 Voltage TransformerThe voltag
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3) The rated service voltage shall
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Section 5TransformersGhorasal 200 M
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5. TRANSFORMERS5.1 GENERALThe trans
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. The tank shall be of the welded s
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The wiring shall be connected at th
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5.3 UNIT AUXILIARY TRANSFORMER5.3.1
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h. Anchor devicei. Oil preservation
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6. 230 kV OUTDOOR SWITCHGEAR, EQUIP
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-Power frequency withstand voltage(
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eaker.(6) Dielectric Test Voltagea.
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. Rated insulation level- Lighting
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f. Unless otherwise specified, the
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6.3.2 DESIGN CRITERIAThe steel stru
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6.4 INSULATORS AND WIRING MATERIALS
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Section 76.6 Kv SwitchgearAndLow Te
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7. 6.6 kV SWITCHGEAR AND LOW TENSIO
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- Number of circuit :Determined by
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Section 8Control And ProtectionGhor
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8. CONTROL AND PROTECTION EQUIPMENT
Page 80 and 81: - Automatic synchronising equipment
Page 82 and 83: ee. AVR failure xff. Emergency Trip
Page 84 and 85: can be seen through the window with
Page 86 and 87: Required no. of 6.6 kV and 415 V vo
Page 88 and 89: 8.10.3 CONTROL EQUIPMENT(1) Transmi
Page 90 and 91: The test block shall be of the back
Page 92 and 93: Section 9Cabling And GroundingGhora
Page 94 and 95: 9. CABLING AND GROUNDING9.1 GENERAL
Page 96 and 97: 9.2.4 CONTROL AND INSTRUMENT CABLES
Page 98 and 99: 9.4 CABLE ERECTIONConcrete lined ca
Page 100 and 101: Section 10DC Power Supply SystemGho
Page 102 and 103: 10 DC POWER SUPPLY SYSTEM10.1 BATTE
Page 104 and 105: float charge as well as boost charg
Page 106 and 107: Section 11Lighting And Small Power
Page 108 and 109: 11. LIGHTING AND SMALL POWER SUPPLY
Page 110 and 111: (ii)Three phase plug socketOutdoor-
Page 112 and 113: Section 12Fuel Handling FacilitiesG
Page 114 and 115: 12. FUEL OIL SYSTEM AND HANDLING FA
Page 116 and 117: from unloading base to the fuel tan
Page 118 and 119: 13. FIRE PROTECTION FACILITIES13.1
Page 120 and 121: System of lock off to (but not exit
Page 122 and 123: Section 14Communication FacilitiesG
Page 124 and 125: 14. COMMUNICATION FACILITIES14.1 GE
Page 126 and 127: (2) General CommunicationWhen the o
Page 128 and 129: (1) BatteryType of batteryCapacityN
Page 132 and 133: 15.1.4 RATINGThe rating of the cran
Page 134 and 135: The main power supply shall have a
Page 136 and 137: Static tests of all automatic seque
Page 138 and 139: Section 16Tests And InspectionsGhor
Page 140 and 141: 16 TESTS AND INSPECTIONS16.1 GENERA
Page 142 and 143: subjected to the following tests by
Page 144 and 145: c. Stranded Conductors for Overhead
Page 146 and 147: days from the receipt of the said n
Page 148 and 149: circuit of unit motor control centr
Page 150 and 151: Special measures may have to be tak
Page 152 and 153: Checks shall be made of the local a
Page 154 and 155: Section 17Civil WorksGhorasal 200 M
Page 156 and 157: 17.9 Sewage Works17.9.1 General17.9
Page 158 and 159: 17.1.4 SITE LABORATORYThe Contracto
Page 160 and 161: where directed by the Board extra s
Page 162 and 163: approval regarding the re-measureme
Page 164 and 165: igidly in position down to the lowe
Page 166 and 167: on piles together with the apparatu
Page 168 and 169: than 15 cm in size containing suita
Page 170 and 171: aggregates shall be washed prior to
Page 172 and 173: 17.6.13 FORMWORK AND TIMBERINGFormw
Page 174 and 175: he Contractor shall repair at his o
Page 176 and 177: Sieve designationPercentage by(Squa
Page 178 and 179: (b) Transverse Joints: The transver
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17.7.2 Gravel SurfacingThe Contract
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extended with sufficient number of
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A written record of the drilling in
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) Control EquipmentThe control equi
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17.12.2 GatesSliding metal gates of
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18 Building WORKS18.1 General18.1.1
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18.1.4 RecordsThe Contractor shall
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FrameRoofExterior wallPartition wal
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18.5 Materials And Workmanship18.5.
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(7) PaintPrior to delivery after sh
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oof cladding shall be less than 1.1
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. Wooden doorsPlywood for panelThic
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The terrazzo is to be trowelled to
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to suit. Stud shall be formed of ap
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Section 19Spare PartsGhorasal 200 M
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19. SPARE PARTS19.1 GENERALThe Cont
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BACKGROUND INFORMATION:Bangladesh P
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- Overhauling of all electrical mot
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3. BASIS OF PRICE3.1 Basis of price
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the delayed services or such other
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13. GENERAL CLAUSES CONCERNING TERM
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17. INSURANCEThe insurance includin
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Appendixes20.1 Site Layout20.2 Grid
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BANGLADESH POWER DEVELOPMENT BOARD TENDER ... - BPDB

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