Public Works Department-PWD has published Augmentation Of Sub-Station And Revamping Of Existing Outdoor Type Sub-Station Into Indoor Type Sub-Station At Durgapur Sdh ( Rn19000246 Supply Installation Testing Commissioning Of 250Kva Dg Set.- 1 Supply, Installation, Testing And Commissioning. Submission Date for this Tender is 21-05-2022. Wrenches and Drivers Tenders in durgapur West Bengal. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Supply, installation, testing and commissioning of new CPCB-II Compliant 3 phase, 415V, 50 HZ, 250 KVA Silent Diesel Generator Set comprising of Engine, Alternator, STD AMF panel, Base frame, Fuel tank, Battery, CPCB approved acoustic enclosure including all interconnection between Generator and panel etc having following specification: Engine should not derate at 50 deg c ambient temperature. Engine: (a) Make-CUMMINS / VOLVO/ Caterpillar / Jackson (b) BHP-Minimum310 BHP (c) Aspiration-Turbocharged, Charge Air Cooled (d) No of Stroke / Cylinder-4 Stroke / 6 Cylinder in-line (e) RPM- 1500 (f) Battery-as per manufacturer standard (g) Type of Cooling- Water Cooled. (h) Air Intake System- Air intake manifold with air filter system. (i) Exhaust System- Provided with turbo charger & residential exhaust silencer with flexible bellow and companion flanges inside the acoustic enclosure.(j) Coupling & Fly Wheels-Befitting coupling, Fly wheel & Fly wheel housing. |
| 2 | (k) Lubricating System- Provided with Oil pan, engine mounted lube oil pump and lube oil filter along with first fill of lube oil. (l) Fuel System- Comprising of MICO fuel pump with electronic governor, 12V solenoid coil and replaceable fuel filter. (m) Starting System- 12V DC electric starter (n) Control Panel:- Control panel is manufactured with 14/16 gauge CRCA sheet and is powder coated for weather-proof and long lasting finish.The control panel consists of the following parts: i) Manufacturer standard Controller ii) Aluminum bus bars with suitable capacity withincoming/outgoing terminals iii) Indicating lamps for ‘Load ON’ and ‘Set Running’ iv) Instrument fuses duly wired and ferruled iv) MCCB of suitable rating with overload and short circuit protections Power Start Control:Control panel is manufactured with 14/16 gauge CRCA sheet and is powder coated for weather-proof and long lasting finish. |
| 3 | ii) Disel Engine The control panel consists of the following parts: i)controller as per manufacturer standard ii)Aluminum bus bars with suitable capacity with incoming/ outgoing terminals iii)Indicating lamps for ‘Load ON’ and ‘Set Running’ iv)Instrument fuses duly wired and ferruled v)Circuit breakers of suitable rating with overload and short circuit protectionvi) microprocessor based generator set monitoring and control system. This control includes an intuitive operator interface that allows for complete generator set control as well as system metering, fault annunciation,configuration and diagnostics. vii)Intuitive operator interface which includes LED backlit LCD display with tactile feel soft-switches and generator set status LED lamps viii) Remote start-stop |
| 4 | ix) Engine Metering: Oil pressure, Engine temperature, Startingbattery voltage, Engine running hours x) AC Alternator Metering: L-L Voltage and L-N Voltage,Current (phase and total), kVA (phase and total) andFrequency. xi) Engine Protection: Low lube oil pressure, High/Low coolant temperature, Battery Over/Under/Weak Volts, Fail to Crank/Start, Sensor failure, Cranking lockout, Low fuel level. xii)AC Alternator Protection: Over/Under Voltage, Over/Under Frequency, Loss of AC sensing. xiii) Data Logging: Engine hours, Control hours and upto 5 recent fault codes xiv) Configurable glow plug control xv) 12 Volt DC operation xvi) Sleep mode xvi) Modbus interface (RS485 RTU) xvii) InPower compatible (PC based service tool) xviii) Certifications - meets the requirement of relevant ISO, EN,Mil Std. and CE standards. |
| 5 | Alternator : (a) Make: STAMFORD /CUMMINS/ VOLVO/Caterpillar/Jackson(b) Rating: 250KVA. (c) Type of Alternator: Brushless, self excited & self-regulated through (d) Voltage Regulation: ± 1% (max.) in static condition.(e) Overload: Permissible overload of 10% for 1 hour in 12 hours of operation,(f) Protection: IP - 23 protections with Class - H Insulation. BASE FRAME:Common MS Channel fabricated base frame, primer coated & painted, containing the engine and the alternator mounted through AVM Pads.Fuel Tank: Min. 460 LTRS, detachable tank built inside base frame complete with drain valve, air vent inlet & outlet connections, fuel gauge. Acoustic Enclosure: *Specially designed to meet stringent MoEF/ CPCB norms of 75 dBA @ 1mtr at 75% load under free field conditions *The acoustic enclosure is made of CRCA sheets in munsel green shade and a structural/ sheet metal base frame painted in black. |
| 6 | i) High quality noise absorbant and fire-retardant grade acoustic Insulation material (P.U. Foam) complying to IS 8183 ii) Two point lifting for easy handling at customer site ii) Designed to have optimum serviceability iv) Air inlet louvers specially designed to operate at rated load v) 11 tank pretreatment process and UV resistant Powder Coating of all parts to withstand extreme environment vi) Use of special hardware for longer life vii) Flush styling - no projections viii) Fluid drains for lube oil and fuel. ix) Fuel filling arrangement inside the enclosure |
| 7 | AMF Panel: Wall/Floor mounted AMF control panel fabricated from 14 SWG CRCA Sheet and powder coated after 7 tank treatment process. The panel comprises of following items 4P Power contactor - 400 A, 230 V AC, AC1 Duty 400 A, 50 Ka, 4 pole MCCB and microprocessor-based protection release etc. In Built By-Pass switch for rated capacity Add on block for power contactor, 3NO + 1NC Auxiliary contactor, 2NO+2NC, 415 V AC 6A SP MCB, 10KA 16A DP MCB, 10KA Indicating light, RED, 230 V AC Push Button (RED), 1NC Push Button (Green), 1NO Auto Manual Selector switch 3P, 2W,6A DG Selector Sw, 2P-ON/OFF Aux. Relay, 2C/O, 230 V AC Aux. Relay, 2C/O, 24 V DC 3P Voltage Monitoring Relay, 415 V On Delay Timer, Coil Voltage 230V AC Automatic Battery Charger I/P-230 V AC, O/P-24 V DC & Terminal. Make: CUMMINS / CATTER PILLER / VOLVO/ JACKSON |
| 8 | Base foundation & Shed for the Installation of DG |
| 9 | Excavation of soil for Morrum Soil(Page- G1, item-1) |
| 10 | Surface Dressing of the ground in any kind of soil including removing vegetation inequalities not exceeding 15 cm depth and disposal of the rubbish within a lead upto 75 m as directed .{ PWD SOR Page-1 Item No- 1) |
| 11 | Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge{ PWD SOR Page-12 Item No- 13) |
| 12 | Filling in foundation or plinth by silver sand in layers not exceeding 150 mm. as directed and consolidating same by thorough saturation with water ramming complete, including the cost of supply of sand. (Payment to be made on measurement of finished quantity) { PWD SOR Page-1 ,Item No- 1) (3rd corrigenda dt. 04-06-2018) |
| 13 | Single brick flat soling of picked jhamma bricks including ramming and dressing bed to proper level and filling joints with powdered earth or local sand. { PWD SORPage-14 ,Item No- 1) |
| 14 | 25 mm. thick damp proof with cement concrete (1:1.5:3) (with graded stone aggregate 10 mm. normal size) and painting the top surface with a coat of bitumen [VG.40 ] using 1.7 kg. per sq.m. including heating the bitumen and cost and carriage of all materials complete. [Bitument to be supplied by the Agency] { PWD SORPage-47 ,Item No- 2) |
| 15 | Supplying and laying Polythene Sheet (150gm / sq.m.) over damp proof course or below flooring or roof terracing or in foundation or in foundation trenches.{ PWD SORPage-47 ,Item No- 3) |
| 16 | Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes (iv) With local hard blackstone variety chips (crusher broken) { PWD SOR Page-12 ,Item No- 33) |
| 17 | Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. (a) For works in foundation and upto roof of ground floor/upto 4 m (i) Tor steel/Mild Steel,I. SAIL/ TATA/RINLConsidering 1.2% of RCC vol { PWD SOR Page-25 ,Item No- 6) |
| 18 | Hire & labour charges for shuttering with centering and necessary staging upto 4.00 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams, columns, lintels curved or straight including fitting, fixing and striking out after completion of works.(f) 25mm to 30mm Shuttering without staging in foundation.Foundation Wall PCC , Base PCC & RCC ( PWD SOR Page-42 ,Item No- 36) |
| 19 | Brick work with 1-st class bricks in cement mortar (6:1)In foundation & plinth Wall & Steps { PWD SOR Page-15 ,Item No- 8) |
| 20 | Plastering (in wall floor , ceiling etc)with sand and cement morter Including rounding off or chamferring corners as directed and raking out joints or roughening of concrete surface including throating and drip course where necessary.20 mm thick plaster (4:1){ PWD SOR Page-189 ,Item No- 1) |
| 21 | Neat cement punning about 1.5mm thick in wall, dado, window sill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m. { PWD SOR Page-192 ,Item No- 15) |
| 22 | Applying Exterior grade Acrylic primer of approved quality and brand on plaster or concrete surface old and new surface receive Texture(mat finish ) or smoth finish acrylic exterior emulsion paint including cleaning and preparing the surface throughly, complete. / Acrylic emulsion paint and preparing the surface throughly, complete as per manufacture specificationof the E.I.C. In ground floor.one coat{ PWD SOR Page-196 ,Item No- 8) |
| 23 | Protective and decorativeAcrylicExterior emulsion Paint of approved quality as per manufacturer"s specification and as per direction of Engineer -in Charge to be applied over acrylic Primer as required. The rates includes the cost of materials, labour, scaffolding and all others incidental charges but excluding and all others incidental charges but excluding the cost ofprimer.c) Super Protective100% Acrylic Emulsion { PWD SOR Page-197 ,Item No- 18) |
| 24 | M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length, fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc.For Structural Works in Roof Trusses etc. using joists, channels and angles of specified section weighing less than 22.5 kg/ m (i) Column for65 X 65 X 6 Angle Canel (ii) 65X65X6 Angle(iii) ROOF 65X65X6 Angle (Long Section) (iv) Purlin 50X50X6incld. nuts,boults etc. ( P-84 of 96of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-99; Item- 1 (II)] |
| 25 | M.S.or W.I. Ornamental grill of approved design joints continuously welded with M.S, W.I. Flats and bars of windows, railing etc. fitted and fixed with necessary screws and lugs in ground floor. Grill weighing above 10 Kg./sq.mtr and up to 16 Kg./sq. mtr ( P-91 of 96of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-104; Item- 13] |
| 26 | Extra for work in grill gate For hanging and locking arrangements including supply of materials and labour complete.. ( P-91 of 96of 3rd Corrigenda & Addenda Dated:04.06.2018 [ PWD SOR-P-104; Item- 13(b)](15% of cost of 80kg"s grill gate) |
| 27 | Supplying, fitting & fixing Zn-Al alloy (55% Al & 45% Zn) coating of 150 grams per sq. metre (followed by colour coated on both side) steel sheet work having minimum yield strength of 550 Mpa of trapizoidal profile of approved make as per IS: 15965: 2012 and IS: 14246: 2013 (excluding the supporting frame work) fitted and fixed with 55 mm & 25 mm self tapping screw, EPDM Washer 16 mm dia & 3 mm th. washer etc. complete with 150 mm end lap and one corrugation minimum side lap. (PWD SOR P-82 ; Item-14 ) |
| 28 | Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (PWD SOR P-200; Item-1 (a) ) |
| 29 | Painting with superior quality aluminium paint of approved make and brand including smoothening surface by sand papering etc. on steel surface : Two Coats(PWD SOR- P-201; Item-3 (B) (b)) |
| 30 | Exhaust SystemSupply & Installation ofMS black exhaust pipe of 150 dia dult connected with residential type silencer. Pipe to be painted with heat resistant paint after the fabrication. The rate shall be inclusive offlanges, fire fly/ asbestos gaskets, hardware, glass wool and aluminium sheet cladding etc. incld. neccy fixing,holding,clamping arrangement as per requirment of site to complete installation as per direction of EIC. |
| 31 | i) For Horizontal Run |
| 32 | ii) For Vertical Run |
| 33 | M.S. structural works for supporting Exhaust Pipe including Supply & Fabrication & installation made by suitable sizes( Design approved by EIC) MS Channel / angle /flat iron frame/ structurewith necessary support incl painting with two coats of primer and two coats of approved enamel paint. as perdirection by EIC (Approved the drawing from EIC before start of work) |
| 34 | Base foundation for Exhaust Pipe supporting structur(Sizes-500mm X 500mm X 1200mm) |
| 35 | Excavation of soil for Morrum Soil(Page- G1, item-1) (0.3Cum) |
| 36 | Surface Dressing of the ground in any kind of soil including removing vegetation inequalities not exceeding 15 cm depth and disposal of the rubbish within a lead upto 75 m as directed .{ PWD SOR Page-1 Item No- 1) (0.25sqmtr) |
| 37 | Removal of rubbish,earth etc. from the working site and disposal of the same beyond the compound, in conformity with the Municipal / Corporation Rules for such disposal, loading into truck and cleaning the site in all respect as per direction of Engineer in charge{ PWD SOR Page-12 Item No- 13) (0.3 CuM) |
| 38 | Single brick flat soling of picked jhamma bricks including ramming and dressing bed to proper level and filling joints with powdered earth or local sand. { PWD SORPage-14 ,Item No- 1) (0.25sqmtr) |
| 39 | Ordinary Cement concrete (mix 1:1.5:3) with graded stone chips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes (iv) With local hard blackstone variety chips (crusher broken) { PWD SOR Page-12 ,Item No- 33) (0.3CuM) |
| 40 | Reinforcement for reinforced concrete work in all sorts of structures including distribution bars, stirrups, binders etc initial straightening and removal of loose rust (if necessary), cutting to requisite length, hooking and bending to correct shape, placing in proper position and binding with 16 gauge black annealed wire at every intersection, complete as per drawing and direction. (a) For works in foundation and upto roof of ground floor/upto 4 m (i) Tor steel/Mild Steel,I. SAIL/ TATA/RINLConsidering 1.2% of RCC vol { PWD SOR Page-25 ,Item No- 6) (30Kg) |
| 41 | Hire & labour charges for shuttering with centering and necessary staging upto 4.00 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams, columns, lintels curved or straight including fitting, fixing and striking out after completion of works.(f) 25mm to 30mm Shuttering without staging in foundation.Foundation Wall PCC , Base PCC & RCC ( PWD SOR Page-42 ,Item No- 36) (0.25sqmtr) |
| 42 | Supply & fixing GI foundation bolt having size- 16mm dia x 750mm long including Double GI washer& Nut. (4nos each set) in reinforced concrete |
| 43 | S/Laying 1.1 kv grade4 core 240 sq.mm XLPE/PVC insulated and sheathed, armoured cable with Al.conductor(RR/ Gloster/ Havells/ Polycab) in following manner as per GS.(From Generator panel to LT Panel) |
| 44 | a) Through UG Trench. |
| 45 | a) Through wall at an average depth of 100mm. |
| 46 | S/Laying 1.1 kv grade4 core 400 sq.mm XLPE/PVC insulated and sheathed, armoured cable with Al.conductor (RR/ Gloster/ Havells/ Polycab) in following manner as per GS.(From Generator panel to LT Panel) |
| 47 | a) Through wall at an average depth of 100mm. |
| 48 | S/Laying 1.1 kv grade4 core 25 sq.mm XLPE/PVC insulated and sheathed, armoured cable with Al.conductor (RR/ Gloster/ Havells/ Polycab) in following manner as per GS.(From Generator panel to LT Panel) |
| 49 | a) Through wall at an average depth of 100mm. |
| 50 | Supplying and fixing 415V, 415A TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc with cable Entry and Exit Box.( Make: L&T/Siemens/ABB/ Legrand) |
| 51 | Supply and fixingcompression type brass gland and fininshing the end of the cable by means of crimping method as to G S. |
| 52 | a) 4 core 400sqmm. |
| 53 | a) 4 core 240sqmm. |
| 54 | a) 4 core 25sqmm. |
| 55 | Supplying and fixing 4way, double door Horizontal TPN MCB Distribution board with IP-42/43 protection, concealed in wall after cutting the wall & mending good the damages to original finish incl. Inter connection with suitable size of copper wire and neutral link & provision for earthing attachment (Make- Legrand/Seimens) |
| 56 | Supplying and fixing 6-32A,240/415 V, SP MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection (Make- Legrand/Seimens) |
| 57 | Supplying and fixing 63A, 240/415 V 4 poleIsolator on din rail of existing DBs and necessary connection. (Make- Legrand/Seimens) |
| 58 | Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded "FR" PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit "FR" (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded "FR" PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall complete with 2 no. suitable size “Ph & N” copper bar incl. bakelite /Perspex (wall matching color) top cover 3 mm thick and incl. 175mm x100mmx65mm inspection box, making earthing attachment, painting the MS box and mending good the damages to original finish.( Avg. Run-10mtr) |
| 59 | Distribution wiring in 1.1 KV grade 22/0.3 (1.5 sqmm) single core stranded "FR" PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit "FR" (Precision make), with 1.1 KV grade 1 x 22/0.3 (1.5 sqmm) single core stranded "FR" PVC insulated & unsheathed copper wire as ECC, to 5A 3 pin flush type plug socket & Piano Key type switch fixed on MS CRC sheet metal (16 SWG) switch board cum JB on wall incl. bakelite/Perspex (wall matching color) top cover 3 mm thick and incl. painting the MS box and mending good the damages to original finish (On board) |
| 60 | Supply & Fixing 240 V, 20A, plug socket with separate 20 A Piano key type switch (Brand approved by EIC) on sheet metal switch board embedded in wall incl. S & F 150x100x65mm MS (16SWG) switch board and bakelite/perspex top cover of 3mm thick by Brass screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required |
| 61 | Distribution wiring in 1.1 KV single core stranded2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) ECC"FR" PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit "FR" (Precision make) incl. necy. fittings as required |
| 62 | Supply & Fixing 18watt, 230V,single LED tube light fitting (Make- Philips, Crompton/ Havells, Jaquar) suspended 25 cm bellow the ceiling with 2 No. 20 mm dia EI conduit (14 SWG) supports fixed with “L” type MS clamp whose one side fixed on ceiling with sutable size 4 nos. fastener and other side connected with the conduit with suitable size of bolts and nuts incl. S&F EI conduit, “L” type (125mmx125mm) 6mm thick and 25mm with MS clamps and connecting the length of PVC insulated wire and mending good damages to original finish and painting etc. by 2x24/0.20 mm (1.5sqmm.) flexible copper wire of 1.10 mt. length. |
| 63 | Supply & fixing 9watt 230V, LED bulb. |
| 64 | Supply & Fixing 1200mm sweep, 230V,ceiling fan complete with blades, canopy, fork, rubber bush etc. incl. S&F connecting wire for down rod upto 30 cm incl. painting the rod with approved paint and making necessary connection as required by 2x1.5 sqmm flexible copper wire. (Make- Usha/ Crompton,/Orient/Havells) |
| 65 | Supply & Fixing 30 watt, 230V, LED outdoor / street light light fitting complete with all accessories to be fixed /projected from the wall of the building incl. making holes/providing clamping arrangement & necy. GI reducer as required. S&F 40 mm GI pipe (ISI-Medium) quality 1.5 mts. average length having suitable bend S&F necy. length of 1.5 sqmm PVC insulated single core stranded annealed copper wire and making connections as required and mending good damages to wall incl. painting etc. (Make- Philips/ Crompton/Havells/ Jaquar) |
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