WBPWD/EE/CED/e-NIQ-22/2024-25

Amount

SITC of 500 -KVA, 415V, 50Hz, 3Ø silent type new DG Set, comprising of Engine, alternator, separate AMF panel, Engine & alternator from the same manufacturer,Base frame, Fuel tank, Battery, CPCB-IV+ approved Engin & Acoustic Enclosure having following specifications :- (conformance standards - IS/IES 60034-1, ISO 1460, ISO 8528, ISO 3046, ISO 9001, ISO 13030)

ENGINE Make: Cummins/Catterpillar/VOLVO Penta/Greaves/Kirloskar Engine Type : 4 Stroke Diesel Engine RPM : 1500 Rated Output : 594 BHP or Higher Duty : CONTINUOUS Cooling : Liquid Cooled Cylinder : 6 Aspiration : Turbo Charged after cooled. Type of Governer : Electronic Fuel Tank Capacity : Minimum capacity 745 Liters Diesel Tank , with Inlet & outlet arrangement with Drain Plug and Air vents. Fuel Consumption at 75% rated Load with Radiator or Fan : 80 Ltr./ Hr. or Less Fuel Consumption at 100% rated Load with Radiator or Fan : 104 Ltr./ Hr. or Less Engine instrument Panel : Consisting of starting switch with Key, Lube Oil Indicator, water temperature Indicator, RPM indicator and hour meter.

Safety Controls : Emergency Stop, Low Lube Oil Pressure warning/ Shutdown, High Engine Water Temp. warning/ Shutdown, Sensor failure Indicator, Engine overspeed indicator, Battery charging and low battery indicator. Exhaust Silencer : HOSPITAL GRADE TYPE Starting system : 12V, DC power srtarting system complete with starter motor, charging alternator with rectifier and Cutout as per manufacturer standard. LOAD :Applicable for supplying power to varying electrical load for unlimited hours. Prime Power (PRP) is in accordance with ISO 8528 Battery : 12 V X 2, Lead Acid, Low Maintenance or SMF and conforming to relevant IS Specification with Low/High Battery Voltage and Weak Battery warning. Emission Norm- CPCB IV+ Emission compliant. ALTERNATOR Make: Stamford/ Leroy Somer /Kirloskar /ABB/GE/ Alsthom /Crompton. Rating : 415 V., 3Ph. 50 Hz., 500 KVA, 1500 rpm. Type : Brushless, self excited and self regulated through an AVR. Insulation Class : H Protection : screen-protected drip proof with Min.IP-23 degree of protection. RPM : 1500 Rated Current: 695 A

Voltage Regulation (max) : ±1% Winding connection : Star with Neutral Total Distortion factor : NO Load<1.5%, Non distorating balanced, Linear load <5% Power Factor : 0.8 pf (lag) Total Harmonic distortion in output waveform : < 5%

The AMF panel must be designed to ensure trouble free performance and ensure switching over Electrical Load to DG within 15 (fifteen) second from the instant of mains failure. ACOUSTIC ENCLOSURE The DG set should have integrated acoustic enclosure at the manufacturing state itself with 11 tank process. High quality acoustict enclosure must be certified as per CPCB-IV+ norms. Sound Level : <75 dBA at 1 meter distance. BASE FRAME Common iron channel fabricated base frame containing the engine and alternator, mounted on AVM pads and having provision for lifting Hook.

DG UTILITIES Supplying and fixing exhaust gas piping (150 MM Diameter ). welded black MS, B class pipe conforming to IS: 3589 cut to required lengths and installed with necessary bends, supports and clamps, anti-vibration mountings, insulation of exhaust system with mineral wool / Rockwool, 50 mm thick wiremesh and aluminium cladding etc., as per requiremement of pollution control norms and required as per direction of Engineer-in-Charge and manufacturer recomendation.

Supply and pouring of H.S. Diesel oil for necessary commissioning of new DG incl. transportation cost.

Supply & delivery PVC 200Ltr. Oil Barrel of thickness 6mm.

Supply & Delivery of best quality oil hand pump with 1” dia PVC flexible pipe (12’ ft. Approx)

DG FOUNDATION & TRUSS Earth work in excavation of foundation trenches or drains in all sorts of soil (including mixed soil but excluding laterite or sand stone) including removing, spreading or stacking the spoils within a lead of 75m. as directed. The item includes necessary trimming the sides of trenches, levelling, dressing and ramming the bottom, bailing out water as required complete. (a) Depth of excavation not exceeding 1,500 mm.

Earth work in filling in foundation trenches or plinth with good earth in layers not exceeding 150 mm. including watering and ramming etc.layer by layer complete .(payment to be made on the basis of measurement of finished quantity of work). (a) With earth obtained from excavation of foundation.

Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety (a) 1:3:6 proportion.

Brick work with 1st class bricks in cement mortar (1:6) in foundation and plinth

Hire and labour charges for shuttering with centering and necessary staging upto 4 m using approved stout props and thick hard wood planks of approved thickness with required bracing for concrete slabs, beams and columns, lintels curved or straight including fitting, fixing and striking out after completion of works . 25 mm to 30 mm shuttering without staging in foundation

Steel shuttering or 9 to 12 mm thick approved quality ply board shuttering in any concrete work

Ordinary Cement concrete (mix 1:1.5:3) with graded stonechips (20 mm nominal size) excluding shuttering and reinforcement if any, in ground floor as per relevant IS codes. (Pakur Variety.)

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 inter-section, complete as per drawing and direction. [PWD (WB)/ BUILDING WORKS (CCS)/Page-43/Item-40] (a) For works in foundation, basement and up to roof of ground floor/up to 4m. Tor steel/Mild steel. other than SAIL/TATA/RINL/JSW/JSPL/Shyam/SRMB/ISSL/BMASL/Electrosteel

Filling in foundation or plinth by fine 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).

Single Brick Flat Soling of picked jhama bricks including ramming and dressing bed to proper level and filling joints with local sand. [PWD (WB) /BUILDING WORKS/Page-14/Item-1]

Plaster ( to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering conrners as directed and raking out joints including throating, nosing and drip course, scaffolding/staging where necessary (ground floor). [Excluding cost of chipping over concrete surface].

Neat cement punning about 1.5mm thick in wall, dado, windowsill, floor etc. NOTE:Cement 0.152 cu.m per100 sq.m.

M.S. structural works with hollow sections ( square or rectangular shape) conforming to IS: 806-1957 & IS:1161-1958) connected to one another with bracket, gusset, cleat as per design, drawing & direction of Engineer-in-Charge complete including cutting to requisite shape & size, fabrication including metal arc welding conforming to IS: 816-1956 & IS: 9595 using electrodes of approved make and brand conforming to IS:814- 1957, haulage, hoisting and erection all complete. The rate includes the cost of all M.S. Hollow section, all consumables such as electrodes, gas and hire charges of all tools and plants and labour reqired for execution and all incidental chages (such as electricity, labour insurance) etc. complete. For roof truss works- Span up to 12 Mtr

Holding down bolt with nut including 100 x 100 x 6 mm plate washerat bottom fitted complete and packing the hole with cement concrete or cement grout as directed. [PWD(WB)/BUILDING WORKS(CCS)/Page-102/Item-6] 16 mm dia bolt- 450 mm long

Suppling, fitting and fixing single skin color coated trapezoidal profile for wall cladding, Roof shall be made of 0.45mm BMT (Base Metal Thickness) (0.50mm TCT(Total coated thickness excluding paint), G550 (min 550 yield strength), of Zincalume metallic coating (IS15965) with high Solar Reflectance Index (SRI) value for better colling as per thermatech technology, 1000-1015mm effective cover width with five major corrugation, 28mm high rib spaced at 203mm c/c with subtle square fluting in the pan and the end rib shall have anti-capillary groove and return leg.The steel sheet shall be fastened with 40 micron cine coated or 25 micron zine-tin alloy coated, hex head, self-drilling screw as per IS 3566-2002 Class 3 fastener. The base steel shall be conted with inc-aluminium alloy Zincalume (AZ150 )(.e. 55% Al, 43.4% Zine, 1.6% Si) minimum of 150 g/m2 coating total on both sides, pre-painted. with colorbond XRW (xterior roofing, walling paint system of 15 micron Super Durable Polyester paint (SDP) with stable inorganic pigment with no lead contents confirming IS15965. The sheet shall be free from defects and have brand marking of the manufacturer giving product details on the back of the sheet at regular interval confirming genuinits of the material. In Roof- With 0.5 mm thick sheet

Galvanised iron sheet ridging fitted with necessary bolts, screws, washers etc complete.(225mm end lapping) 450 mm lapping each way- With 0.63 mm sheet

Priming one coat on timber or plastered surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc.

Priming one coat on steel or other metal surface with synthetic oil bound primer of approved quality including smoothening surfaces by sand papering etc. (Truss)

Painting with best quality synthetic enamel paint of approved make and brand including smoothening surface by sand parpering etc. in cluding using of approved putty etc. on the surface , if necessary. On timber or plastered surface: With super gloss (hi-gloss) : Two coats (with any shade except white).

On steel or other metal surface : Two coats (with any shade except white).

Note1:Rate Should be Quoted with inclusive of all taxes, duties, cess as applicable.

NETWORK ENTERPRISES

DAS ELECTRICAL ENGINEERING CO