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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L-1₹19.2 CrAccepted-AOC N H NO 6 BAMBHORI JALGAON MAHARASHTRA 425001 | JALGAON | MAHARASHTRA | 425001 | ₹19.2 Cr Quoted ₹20.8 Cr | L-1 | Accepted-AOC Lowest-1 |
| 2 | L-2₹22.0 CrRejected-Finance | ₹22.0 Cr | L-2 | Rejected-Finance Rejected due to 2nd lowest |
Tender Value
₹16.5 Cr
EMD Value
₹16.5 L
Closing Date
17 Aug 2021, 5:00 pmClosed
EXECUTIVE ENGINEER
EXECUTIVE ENGINEER JAL SHAKTI DIVISION BAGGI DISTT MANDI HP
AS PER BOQ
2021_HPIPH_50790_1
EE-JSD-BAGGI/2021- 14214-63 DATED 03/08/2021
Open Tender
Civil Works
1095 days
BAGGI
AS PER NIT
10 documents required · 10 mandatory
₹2,500
EE BAGGI
₹16.5 L
Yes
14 Mar 2022
3 Aug 2021
18 Aug 2021
3 Aug 2021
17 Aug 2021
4 Aug 2021
Amount
Excavation in foundation and trenches etc. in earth work in all kind of soil such as pick work jumper work,saturated soil including bailing or pumping out water, blasting soft/hard rock, chiseling soft/hard rock where blasting is prohibited in all lifts including trimming and dressing of sides, levelling of bed, stacking the excavated soil clear from the edge of excavation and then returning the excavated soil in 15cm. layers including consolidating each deposited layer by ramming , watering and then disposing of all surplus excavated soil as directed in all leads/lifts and shoring strutting,timbering and dewatering where ever required as per the direction of the Engineer-in-Charge.
Excavation in foundation and trenches etc.(for pipes & pits)upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including bailing and pumping out water, blasting soft/hard rock or chiselling soft/hard rock where blasting is prohibited in all lifts including trimming and dressing of sides,levelling of beds to correct grade i/c shoring,strutting,planking,timbering & dewatering wherever required,stacking the useable & unuseable material/soil separately & after laying,jointing & testing of pipes, returning the useable soil in trenches in 15 cm layers including consolidating of such deposited layer by ramming & watering and then disposing of all surplus excavated soil/unusable material as directed with in all leads and lifts including restoration unmetalled surfaces to its original; condition & including cost of diversion for traffic,night signals,fixing caution boards,crossing over trenches for access to houses,fencing etc.complete in all respects with in all leads & lifts as per directions of Engineer -in-Charge.
Providing and laying cement concrete 1: 6 : 12 (1 Cement : 6 Sand :12 graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth with in all leads and lifts as per directions of Engineer -in-Charge.
Providing and laying cement concrete 1: 4 : 8 (1Cement : 4 Sand : 8 graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth with in all leads and lifts as per directions of Engineer -in-Charge.
Providing and laying cement concrete using M-10 concrete mix with graded (stone aggregate 20 mm nominal size)excluding cost of centring and shuttering in Foundation and Plinth as per directions of Engineer -in-Charge.
Providing and laying cement concrete 1: 3 : 6 (1Cement : 3 Sand : 6 graded stone aggregate 40mm nominal size) and curing complete excluding cost of f centring & shuttering in foundation and plinth with in all leads and lifts as per directions of Engineer -in-Charge.
Providing and laying cement concrete 1: 2 : 4 (1Cement : 2 Sand : 4 graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work and reinforcement for reinforced cobnrecte work in :-
Foundations ,footings,bases of columns and the like & mass concrete in all leads and lifts as per the direction of Engineer-in-Charge.
Columns,Pillars,post and struts upto floor two level in all leads and lifts as per the direction of Engineer-in-Charge.
Square,rectangular or polygonal in plan in all leads and lifts as per the direction of Engineer-in-Charge.
Circular in Plan in all leads and lifts as per the direction of Engineer-in-Charge.
Suspended floors ,roofs,landings and shelves and their supports,balconies,beams, girders, bressumers and cantilevers upto floor two level in all leads and lifts as per the direction of Engineer-in-Charge.
Arches upto floor two level in all leads and lifts as per the direction of Engineer-in-Charge.
Providing and laying Precast slab in designed cement concrete MIX of M-30 not less than 1:1.5:3 and curing complete excluding cost of form work in all leads and lifts as per the direction of Engineer-in-Charge.
Providing and laying cement concrete work M-30 not linear than nominal mix 1 : 1½ : 3 (1Cement : 1½ Sand : 3 graded stone aggregate 20mm nominal size)and curing complete excluding cost of form work and re-inforcement for reinforced concrete work in:
Foundations ,footings,bases of columns and the like & mass concrete in all leads and lifts as per the direction of Engineer-in-Charge.
Wall (any thickness but not less than 0.1 m thickness) attached pillasters, buttresses, plinth and string courses, etc. from top of foundation level upto floor two level with in all leads and lifts.
Random rubble masonry/ polygonal rubble masonry(uncoursed/brought to courses) in walls with hard stone of apporved quailty in foundation & plinth including levelling up with cement concrete 1:6:12(1Cement :6 sand :12 graded stone aggregate 20 mm nominal size) in cement mortar 1:6 (1 Cement : 6 Sand) with in all leads and lifts as per the direction of Engineer-in-Charge.
Stone / Boulder filling under floor dry hand packed tightly within all leads and lifts as per the direction of Engineer-in-Charge.
Providing in RCC work smooth finishing of the exposed surface with cement mortor 1:3 (1 cement : 3 Sand) complete in all leads and lifts as per the direction of Engineer-in-Charge.
Providing tor steel reinforcement for R.C.C. work including bending, binding and placing in position complete upto floor two level with in all leads and lifts as per the direction of Engineer-in-Charge.
Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm so as to give a fair finish i/c centring , shuttering , strutting and propping etc.with wooden battens and ballies, height of propping and centring below supporting floor to ceiling not exceeding 4mtr and removal of the same for insitu- reinforced concrete & plain concrete work in :-
In foundation, footings basic of coulmn & Buttresses etc. and mass concrete in all leads and lifts as per the direction of Engineer-in-Charge.
Flat surfaces such as soffits of suspended floors , roofs,landings and the like up to 200mm in thickness with in all leads and lifts as per the direction of Engineer-in-Charge.
Vertical surfaces such as walls (any thickness), partitions and the like including attached pillasters, buttresses,plinth and string courses and the like with in all leads and lifts as per the direction of Engineer-in-Charge.
Beams,cantilivers,girders and lintels sides and soffits of beams,beam haunchings,cantilivers, girders, bressumers and lintels not exceeding 1 metre in depth in all leads and lifts as per the direction of Engineer-in-Charge.
Columns,Pillars,post and struts in all leads and lifts as per the direction of Engineer-in-Charge.
Square,rectangular or polygonal in plan in all leads and lifts as per the direction of Engineer-in-Charge.
Circular in Plan in all leads and lifts as per the direction of Engineer-in-Charge.
Edges of slab and breaks in floors and walla under 20 cm wide in all leads and lifts as per the direction of Engineer-in-Charge.
Providing form work of ordinary timber plankings so as to give a rough finish including centering shuttering, propping etc. hight of propping and centering below supporting floor to ceiling not exceeding 4 metres and removal of the same for-in-situ reinforced concrete and plain concrete work in:- arches, domes, baults upto all span beyond 6.00 mtr. in all leads and lifts as per the direction of Engineer-in-Charge.
Brick work using common burnt clay building bricks in foundation and plinth in cement mortar 1:6 ( 1 Cement : 6 Sand ) second class bricks with in all leads and lifts as per the direction of Engineer-in-Charge.
Half brick masonry in common brunt clay building bricks in cement mortar 1 :4 ( 1 Cement : 4 Sand ) second class bricks with in all leads and lifts as per the direction of Engineer-in-Charge.
Providing and fixing pressed steel doors frames manufactured from commercial mild steel sheet of 1.25 mm thickness including hinges, jump lock jamb, beed and if required angle threshold of mild steel angle of section 50X25 mm or base ties of 1.25 mm pressed mild steel welded or regidly fixed together by mechanical means, adjustable lugs with split and tails to each jamb including steel but things 2.5 mm thick with gaurds, lock strike plate and shock as specified and applying a coat of approved steel primer after pretreatment of the surface as directed by Engineer-in-charge.
Providing and fixing panelled glazed or panelled and glazed shutters for doors, windows and clerestory windows, including black enamelled iron butt hinges with necessary screws 45mm thick 2nd class deodar wood with in all leads and lifts as per the direction of Engineer-in-Charge..
Providing & fixing M.S. grills of required pattern in wooden frames of window etc. with M.S. flats square or round bars with round headed bolts and nuts or by screws plain grills with in all leads and lifts as per the direction of Engineer-in-Charge.
Cement concrete flooring 1:2:4 (1Cement : 2 Sand :4 graded stone aggregate 20mm nominal size) laid in one layer finished with a floating coat of neat cement 40mm thick with in all leads and lifts as per the direction of Engineer-in-Charge.
6mm cement plaster to ceiling in cement mortar 1 : 3 (1 Cement :3 Sand) with in all leads and lifts as per the direction of Engineer-in-Charge.
15 mm cement plaster in single coat on rough side of brick/ concrete / stone walls for interior plastering upto floor two level including arrises internal rounded angles, chamfers and or rounded angles not exceeding 80mm in girth and finished even and smooth in cement mortor 1 : 6 (1 Cement :6 Sand) with in all leads and lifts as per the direction of Engineer-in-Charge.
Raised and cut pointing on brick work with cement mortar 1 : 3 (1 Cement : 3 Sand) with in all leads and lifts as per the direction of Engineer-in-Charge.
Prividing plinth protection 50 mm thick in cement concrete 1:3:6 ( 1cement : 3sand : 6graded strone aggregate 20mm nominal size) including finishing the top surface of concrete smooth with in all leads and lifts as per the direction of Engineer-in-Charge.
Providing under layer for Plinth Protection of 75 mm thick(unconsolidated) bed dry brick/stone aggregate 40 mm nominal size will rammed and consolidated and grouted with fine sand including preparation of ground complete in all respect to the entire satisfaction of Engineer-in-Charge.
White washing with lime on un-decorated wall surfaces two coats to give an even shade including thoroughly brooming the surface to remove all dirt, dust, mortar dirt and other foreign matter with in all leads and lifts as per the direction of Engineer-in-Charge.
Finishing wall with water proofing cement paint on approved brand and manufactur and of required shade on un decorated wall surfaces(two coats) to give an even shade after thoroughly brushing including cleaning of oil dirt,dust, remains of loose powdered material and other foreign matters , sand papering and knotting etc. in all leads and lifts as per the direction of Engineer-in-Charge.
Applying priming coat over new wood and wood based surfaces after and including preparing the surface by thoroughly cleaning oil, grease, dirt,and other foreign matter , sand papering and knotting ready mixed paint brushing wood primer pink with in all leads and lifts as per the direction of Engineer-in-Charge.
Painting two coats ( excluding priming coat ) on new wood and wood based surfaces, with enamel paint to give even shade including cleaning the surface of dirt, dust and other foreign matter, sand preparing and stopping with enamel paint other than white with in all leads and lifts as per the direction of Engineer-in-Charge.
Providing and fixing anodized M.S. sliding door bolts with nuts and screws etc. and necessary screws etc. complete with in all leads and lifts as per the direction of Engineer-in-Charge. 300x16 mm.
Providing and fixing anodized M.S, Tower bolts (Barrel type) with necessary screws etc.complete with in all leads and lifts as per the direction of Engineer-in-Charge.
250 mm x10 mm.
150 mm x 10 mm.
Providing and fixing anodized MS handles with necessary screws etc. complete with in all leads and lifts as per the direction of Engineer-in-Charge.
Providing and fixing MS Hooks and eyes . 250 mm complete in all leads and lifts as per the direction of Engineer-in-Charge.
White glazed tiles 6 mm thick in flooring cement mortar 1 : 3 ( 1 Cement : 3 Sand) finished with flush pointing in white cement with in all leads and lifts as per the direction of Engineer-in-Charge.
White glazed tiles 6 mm thick in skirting risers of steps and dado 12 mm thick cement mortar 1 : 3 ( 1 Cement : 3 Sand) and jointed with cement slurry with complete in all leads and lifts as per the direction of Engineer-in-Charge.
Steel work welded in built up sections,trusses and framed work including cutting,hoisting, fixing in position and applying a priming coat of red lead paint complete in all leads and lifts as per the direction of Engineer-in-Charge.
In gratting,framed guard bar,ladders,railingbrackets and similar works.
In trusses and trussed purlings in buildings and similar works
Providing corrugated G.I. Sheet roofing fixed with galvanised iron J or L hooks bolts and nuts 8 mm diametre with bitumen and G.I.limpet washers filled with white lead complete excluding the cost of purlins rafters and trusses complete in all leads and lifts as per the direction of Engineer-in-Charge.
0.80 mm thick sheet complete in all leads and lifts as per the direction of Engineer-in-Charge.
Providing ridges or hips 60 cm over all in plinth with galvanised iron G.I. Sheet fixed J or L hooks bolts and nuts 8 mm dia.G.I limpet and bitumen washers complete in all leads and lifts as per the direction of Engineer-in-Charge.
0.80 mm thick sheet complete in all leads and lifts as per the direction of Engineer-in-Charge.
Providing valley 90 cm over all in plain G.I. Sheets fixed with galvanised iron J or L hooks bolts and nuts 8 mm dia.G.I. Limpet and bitumen washerscomplete in all leads and lifts as per the direction of Engineer-in-Charge.
Add for manually operated gantry to hoisting chain pulley with other hoisting mechanism capacity of 5.00 MT complete in all leads and lifts as per the direction of Engineer-in-Charge.
Providing & Fixing CI Manhole cover with frame having frames size of 500 mm internal dia (Medium duty).The weight of cover & frame should not be less than 116 Kg complete in all respect to the entire satisfaction of Engineer-in-Charge.
Provision of duck foot bends,Providing & fixing MS sheet locking arrangement for protecting the storage tanks,protection works with drain in an around the peripheri of tanks & bypass arrangement for cleaning of tanks complete in all respect in all leads and lifts as per the entire satisfaction of Engineer-in-Charge.
Providing Laying, jointing and testing in trenches(to be levelled, to grades) GI flanged pipes of following diameter and Flange Table, conforming to IS:1239-1990 ( Part-II) having minimum wall thickness and class of pipes specified below,capable to withstand the required hydraulic test pressureas per IS code in arandom length of 4 mtr to 7 mtr with bevelled ends and jointed with flange table mentioned below confirming to tables as specified below of BIS 6392-1971(latest with upto date amendments) the welding of flanges to be done on both faces in double layer to make the joint leakproof according to relevent BIS standards and detailed specifications complete, with nut & bolts of required sizes, 3mm thick compressed asbestos fiber jointing gasket or synthetic rubber gasket confirming to relevant BIS codes, laying will include all operations such as cutting, welding, painting and jointing incluiding flushing cleaning and hydraulic testing of pipe complete in all respect and as per directions of Engineer-in-charge. (earth work in trenches will be made and paid for seprately)
80 mm dia (MC) GI pipes , Flange Table-5 (For out let , in let and scouring arrangement)
150mm dia (MC) GI pipes , Flange Table-5 (For out let , in let and scouring arrangement)
Providing , laying, fixing, jointing and testing in trenches MSERW pipe of following dia meters confirming to confirming to BIS 3183-2007, of API-L-210 Grade-A and having wall thickness as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube, providing and welding of MS flanges specified below . The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) duly welded in two layers (two inner and two outer) with pipes at both ends as per relevant BIS standards along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards and the damaged portion of the pipes and specials made form the parent tube shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & directin of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).
200 mm dia (MSERW) API-L-210 pipes , Flange Table-5 wall thickness 4.00mm (For out let , in let and scouring arrangement)
Providing and Fixing Cast Iron Sluice Valve PN-1 flange table-5 KSB/ Kirloskar / Leader make (with hand wheel) as per IS:780-1984 class-I upto 300 mm dia.(i/c brass spindle & as per 2906-1984 class-II for dia. 300 mm) complete with bolts,nuts,rubber insertion etc.(the tail piece if required shall be measured & paid for separately)complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
150 mm diametre
200 mm diametre
Constructing chamber for sluice valve with CI surface box 100 mm top dia. 160 mm bottom dia. & 180 mm deep (inside) with chained lid RCC top 1:2:4 mix(1 cement: 2 sand: 4 graded stone aggregate 20 mm nominal size) 100 mm thick foundation concrete 1:5:10 mix( 1 cement: 5 sand : 10 graded stone aggregate 40 mm nominal size) & inside plastering with cement mortar 1:3 (1 cement : 3 sand)finished with a floating coat of neat cement i/c curing complete 600X600X750 mm inside size. with 150 mm thick walls of RCC 1:2:4 ( 1 cement: 2 sand :4 graded stone aggregate 20 mm nominal size) complete with form work & reinforcement with 6 mm bars at not exceeding 150 mm centres both ways complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
Providing, Laying & Jointing of Rising Main:- Providing, Laying, jointing and testing in trenches (to level or grade) G.I. Flanged pipes of following dia (M class) conforming to IS:1239-1990(Part - I ) (latest upto date amendments) of grade and wall thickness as specified below, suitable to withstand required hydraulic test pressure in randum length 4 m-6 m with plain ends and jointed with MS Flanges @ 1% of length conforming to IS:6392-1971 (latest upto date amendments) and welding of flanges as per IS: 816-1969 with electrodes as per IS:814-1991 including required number and size of MS nuts and bolts as per IS 1369-1967 and compressed asbestos fibre jointing gaskets sheet not less than 3.00mm in thickness as per IS:2712-1998. The welding of flanges to be done on both faces in two layers on outer face & one layer on inner face to make the joints leak proof and to the entire satisfaction of the Engineer-in-Charge. The laying of Pipes conform to IS 5822-1994 and as per CPHEEO manual and will include all operations such as cutting, welding and jointing including flushing, cleaning and hydraulic testing complete in all respects to the entire satisfaction of Engineer-in-Charge including entire carriage of materials upto all leads and lifts. (Earth work in trenches will be measured and paid for seperately)
RD from To Length W/Thickness F/Table dia.in mm
Providing,Laying, welding and testing and carriage of GI pipes (MC) for 99% of length of pipe, in trenches of following dia and wall thickness as per IS:1239-1990(Part - I ), including jointing the pipes with butt welding at both the ends according to relevant BIS standards/ approved specifications including manufacturing reducers/ tapers, all short pieces and bends as per site required and made from parent tubes ( to be measured and paid alongwith pipes. Bends shall be manufactured in such a way that not more than 11/1/4 degree deflection is enused by a single cut and internal dia is not reduced including hydraulic testing to the enitre satisfaction of Engineer-in-charge. The damaged portion of galvanization due to welding shall be provided with anticorosive treatment by providing two coats of bituminous paint over priming coat as per AWWA specifications C-203-1978 ( earth work in treanches to be measured and paid for seperately) complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
RD from To Length W/Thickness dia.in mm Length of pipe
Providing , laying, jointing and testing in trenches ( to be leveled to grades) MSERW pipe of following dia meters of various grades confirming to IS/ISO 3183-2007, of API L-210, Grade-A or its equilvalent specifications latest with uo to date ammendments of following dia having wall thickness and per Rmt weight as mentioned below and capable of with standing required test pressure as perescribedin BIS code in random length of 6 to 7 meters with bevelled ends jointed with flange table mentioned below confirming to IS-6392-1971, (with latest up to date amendments) . The welding of flanges to be done on both faces in double layer to make the joint leak proof according to relevant BIS standard and sepecifications duly welded in two layers along with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber jointing gasket /synthetic rubber jointing gaskets shoud be confirming to relevant BIS code. The laying of pipe will include all operation such as cutting, welding,painting,jointing,including flushing providing & fixing of MS flanges, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. Flanged pipe taken 1% of the length .
RD from To Length W/Thickness F/Table dia.in mm
RD from To Length W/Thickness F/Table dia.in mm
RD from To Length W/Thickness F/Table dia.in mm
Providing,laying,jointing,testing and commissioning at site in trenches bevelled ended BIS marked MSERW pipes of various grade confirming to IS/ISO -3183-2012 API L-210, Grade-A or its equilvalent specifications latest with uo to date ammendments of following dia with upto date ammendments having wall thickness and per Rmt weight as mentioned below and capable of with standing required test pressure as prescribed in BIS code in random length of 6 to 7 meters.The pipe ends shall be bevelled suitable for Butt welding including the cost of jointing with Butt welding confirming to IS-816-1969 or latest as applicable ends with upto date ammendments , (with leak proof ) in three layers at site of work with welding rods of standard make and all allied accessories what ever required for welding at site,tail pieces , tees ,bends and other specials manufactured from parent pipes as applicable to the perticular reach and of approved specification as per site conditions and cutting of pieces where ever required as per site requirement including carriage in all leads and lifts as per direction by Engineer-in- Charge.The pipe shall be haves Zinc coating inside and outside confirming to IS/ISO -4736-1986 or latest with upto date ammendments and shall be engraved with code IS/ISO-3183-2007 or its equivalent.The laying shall be confirming to BIS 5822-1971 or latesty with upto date ammendments with provision of scour pipe after every KM by providing Tee and sluice valve etc. complete in all respects to the satisfaction of the Engineer in charge. Butt welded pipe taken 99% of the length . (Earth work in trenches will be measured and paid for seperately)
RD from To Length W/Thickness dia.in mm Length of pipe
RD from To Length W/Thickness dia.in mm Length of pipe
RD from To Length W/Thickness dia.in mm Length of pipe
Providing double flanged Cast Iron Reflux/Non Return valve PN-1 ( Flange Table-17) ,following class of LEADER/Kirloskar make and following dia. For rising main and capable of with standing following normal seat pressure conforming to BS: 1868/API-600 or latest ammendments complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
100 mm dia
125 mm dia
150 mm dia
200 mm dia
250 mm dia
300 mm dia
350 mm dia
Providing double flanged Cast Iron Sluice valve PN-1 ( Flange Table-5),following class of LEADER/Kirloskar make and following dia. For rising main and capable of with standing following normal seat pressure conforming to BS: 1868/API-600 or latest ammendments complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
Providing and fixing screwed type cast iron air valve of 80 mm dia.(single ball type) of LEADER make confirming to BS: 1452-90 with upto date ammendments as per class -PN-10.00 to withstand a seat pressure 11.22 Kg/cm2 in rising main complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
Providing , Laying, Testing& Jointing in trenches HDPE pipes of following diameters & classes as per IS 4984 , PE-80 and jointing the pipes through push type compression joints by hydraulically operated machines upto 110 mm diameter and butt fussion ( heat fusion process) above 110 mm diameter i/c necessary fittings,bends,tees & reducers fabricated in accoradance with IS 8360 & IS 8008 with latest ammendments & shall be provided as per site conditions. Flanging of the pipes shall be made as & where required confirming to code IS 8008 & IS 7634, stub ends will be welded on pipes & MS flange shall be provided with slip on covered by epoxy coating/plastic powder. The flange should be confirm to ANSI B 16.5 with necessary nuts & Bolts. Jointing shall be complete in all respects i/c testing at site upto entire satisfaction of engineer-in charge.( Class PN-4, PE-80)
Providing and fixing HDPE pipes with quick action coupler(2.0 to 2.5 kg/Sqcm)of 75 mm diametre of 6 Mtr. long complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
Providing and fixing Tees & reducers with flanges of PN-4.0,PE-80 provided at each outlet of 75 mm diametre i complete in all leads and lifts and to the entire satisfaction of Engineer-in-Charge.
Providing and fixing of RCC Pipe NP-2, 350 mm dia. In all leads and lifts to the satisfaction of Enginer-in- Charge
Providing and fixing of RCC pipe NP-2, 900 mm dia. In all leads and lifts to the satisfaction of Enginer-in- Charge
Miscellanous for locking arrangements & other accessories complete in all respect to the entire satisfaction of Engineer-in-Charge.
Providing and Installation of Automation system ( Rates are i/c procurement, inpection, contigencies , transportation, five year warranty and unforseen charges @10% and training to local staff , errection and commissioning charges @ 5%) which will include provisions of complete Instrumentation, Control and SCADA System with minimum human intervention. It includes a state of the art control system, comprising a pumping station local instrumentation and control for all electro-mechanical equipment and a Supervisory Control and Data Acquisition (SCADA) System distributed over the entire Pumping Machineries and main distribution network, in the following referred to as 'Computerized Control System’ (CCS) along with this contractor will also provide mobile application accessible to farmers for water demand registration & to department for monitoring system details and for water usage billing .For detailed requirements / specifications kindly refer to Data Sheet Vol-III on Automation attached herewith
Providing and Installation of Pumping Machinery Zone No.4 CENTRIFUGAL STAGE (Rising Main-1 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 845.50m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd.1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 10.48LS/ set Total head in Mts.67.64 Mtrs.( If total head is not known then following details be provided) :- Static head 51.89 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 580 mtrs ( column pipe +Rising main) Dia of R/Main 125 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd.1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 10.48LS/ set Total head in Mts.67.64 Mtrs.( If total head is not known then following details be provided) :- Static head 51.89 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 580 mtrs ( column pipe +Rising main) Dia of R/Main 125 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 62 to76 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-2 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 845.50m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving certifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 15.75 LPS/ set Total head in Mts.170.04 Mtrs.( If total head is not known then following details be provided) :- Static head 148.84 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 1180 mtrs ( column pipe +Rising main) Dia of R/Main 150 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No.78 to 92 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-3 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 845.50m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving certifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 7.39 LPS/ set Total head in Mts.27.70 Mtrs.( If total head is not known then following details be provided) :- Static head 11.47 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 390 mtrs ( column pipe +Rising main) Dia of R/Main 100 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 94 to108 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
Providing and Installation of Pumping Machinery Zone No.5:- CENTRIFUGAL STAGE (Rising Main-1 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 876.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 2 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 24.73 LPS/ set Total head in Mts.32.63 Mtrs.( If total head is not known then following details be provided) :- Static head 23.89 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 280 mtrs ( column pipe +Rising main) Dia of R/Main 300 mm Dia MSERW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 110 to 124 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-2 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 876.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 2 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 23.15 LPS/ set Total head in Mts.57.62 Mtrs.( If total head is not known then following details be provided) :- Static head 46.14 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 530 mtrs ( column pipe +Rising main) Dia of R/Main 250 mm Dia MSREW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 126 to140 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-3 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 876.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 2 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 15.85 LPS/ set Total head in Mts.89.60 Mtrs.( If total head is not known then following details be provided) :- Static head 82.90 Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main -420 mtrs ( column pipe +Rising main) Dia of R/Main 250 mm Dia MSREW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 142 to 156 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-4 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 876.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 8.86 LPS/ set Total head in Mts.142.26 Mtrs.( If total head is not known then following details be provided) :- Static head 129.08 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 860 mtrs ( column pipe +Rising main) Dia of R/Main 125 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 158 to 172 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
Providing and Installation of Pumping Machinery Zone No.6 :- CENTRIFUGAL STAGE (Rising Main-1 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments .
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 834.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 15.47 LPS/ set Total head in Mts.71.57 Mtrs.( If total head is not known then following details be provided) :- Static head 56.27 Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 690 mtrs ( column pipe +Rising main) Dia of R/Main 150 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 174 to 188 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-2 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 834.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 8.49 LPS/ set Total head in Mts.105.32 Mtrs.( If total head is not known then following details be provided) :- Static head 86.40 Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main -1335 mtrs ( column pipe +Rising main) Dia of R/Main 125 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 190 to 204 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-3 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments .
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 834.20m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 2 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 56.52 LPS/ set Total head in Mts.39.48 Mtrs.( If total head is not known then following details be provided) :- Static head 27.78 Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main -530 mtrs ( column pipe +Rising main) Dia of R/Main 350 mm Dia MSERW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 206 to 220 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
Providing and Installation of Pumping Machinery Zone No.7:- CENTRIFUGAL STAGE (Rising Main-1 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 832.40m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 10.19 LPS/ set Total head in Mts.46.22 Mtrs.( If total head is not known then following details be provided) :- Static head 39.88 Mtrs. Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 120 mtrs ( column pipe +Rising main) Dia of R/Main 125 mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 222 to 236 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
Providing and Installation of Pumping Machinery Zone No.8:- CENTRIFUGAL STAGE (Rising Main-1 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 838.06m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 8.42 LPS/ set Total head in Mts.37.82 Mtrs.( If total head is not known then following details be provided) :- Static head 25.44 Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 600 mtrs ( column pipe +Rising main) Dia of R/Main 125mm Dia (MC) Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 238 to 252 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-2 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments .
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 838.06m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 2 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 50.81 LPS/ set Total head in Mts.27.05 Mtrs.( If total head is not known then following details be provided) :- Static head 18.48Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 170 mtrs ( column pipe +Rising main) Dia of R/Main 350mm Dia MSERW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 254 to 268 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
CENTRIFUGAL STAGE (Rising Main-3 ):-Providing, supplying of horizontal spindle,vertical split casing Single/Double/Multistage centrifugal pumps of recommended make such as KSB/ Mather & Platt/ Jyoti/ Kirloskar /WASP confirming to BIS 5120-1980 (latest with upto date ammendment) read with BIS 9137 -1978 OR latest to handle clear water having turbudity up to 50ppm edition sutiable for lifting water for under maintioned characterstics with bronze impeller/priming funel,casing ring and shaft sleeves or bronze, shaft of steel with cast iron casing couple directly through a flexible coupling on a common CI / Cast steel base plate (base plate to be from the manufacturer of the pumping unit only) to sliping/squirrel cage screen proctected drip proof induction motor/motors of standard make such as Kirloskar /NGEF/ Crompton / Siemen/ Jyoti and sutiable for operation on 415(+/-) 5% volts,50 cycles/second, 3 phase AC electric supply.The power of electric motor/motors should be atleast plus 15% in excess of the maximum power required by the pump/pumps in the operation range of plus 10% and minus 15% of duty point head. The motor/motors as per IS 325-1978 with upto date ammendment read with IS 900 -1972. It should include cost of bearing , nuts ,volts and painting etc and should meet the following requirments.
SITE CONDITIONS :-Location of site:- About 7 Km from Baggi The altitude of place in which the motor is intended to work in ordinary service if it exceeds 1000 mtr. Altitude of place is 838.06m above MSL Humidity : Weather generally remains humid during monsoon season Nature of atmosphere : As normally encountered in Shivalik Range. Detail of quality of water Clear cold water. Water free from sand or not Yes Water corrosive or not No Turbidity (if any) Clear Cold water Depth during HFL in the pond N.A. Max draw down ----Mtr. Depth of well . Any other information or requirement Rising main Dia:- 100mm and total length is 75 mtr. B.OPERATING CONDITIONS Type of current AC three/single phase Operating frequency 50 HZ Rated voltage 400 (+/-) 10% volts System of earthing if any to be adopted.Double loop earthing as per BIS 3043-1987 latest with upto date ammendments No. of working hours per day 20 hours Speed of revolution in RPM To be quoted by tenderer Direction of rotation To be quoted by tenderer The max. Temp. of cooling air & water in the place in which the pumpset is intended to work in ordinary service. 35 degree centigrade. C. MOTOR Ref to BIS code BIS 325-1978 read with BIS 900-1992 (latest) with up to date amanedments. Type of enclosure of motor SPDP (As per BIS 4691-1985, latest). Type of duty Continuous
Mechanical out put in KW Suitable for driving cenrifugal pumps required for duties specified against pumps.To avoid overloading of motor a margin of about 15-20% may be kept in the rated out put of prime mover. Class of insulation Class -B/F- Max.permissible temp.rise of motor reqd. if different from that given in B (viii) above To be specified by the tenderer Particulars of test reqd. & where they are to be conducted. As per terms & conditions attached Particulars as to whether voltage limiting device will be employed ATS / Star Delta starter oil immersed,fully automatic to be installed between bus bar chamber & motor.Shunt capacitor is also proposed to be installed for improving the power factor at site. NOTE:- Star delta starter upto 37.5 KW & ATS for 37.5 KW to 50 KW & stator rotor starter with slip ring motor beyond 50 KW. Motor whether squirrel cage or slipring Squirrel cage. Note: Squirrel cage up to 65 HP & slipring above 65 HP Details of shaft extension required. Just sufficient to provide direct drive by flexible coupling to pump. Type of slipring gear whether continously rated or for starting purposes only and whether to be fitted with brush lifting or short circuiting arrangements or both if interlocks are required.Continously rated for squirrel cage/ slippering motor. Breakway torque in terms of rated load torque & the corresponding breakway starting current which may be taken from the supply with the starting apparatus in circuit. Breakway torque to be given by the tenderer but the starting current should not exceed 2.5 times of the full load current. Nature of load & any information regarding the driven machine which has a bearing upon the torque reqd. during the accelerated period, the kinetic energy of the moving parts to be accelrated & No.of starts during a specified period. To work the pump offered Where possible fault capacity of the system to which the motor is connected. The motor should be able to withstand initial current of 2.5 times the rated current for two minutes without suffering damages or permanent deformations.
PUMPS: BIS: 1520-1980, read with BIS 9137-1978 both latest with up to date amendments. Nos of pumps reqd. 1 No. pumps Spare parts required For two years normal maintenance as recommended by manufacturer. Optional fittings reqd.Air cock for exhausting air from each stage E. PUMP OPERATING CONDITIONS Capacity 20.49 LPS/ set Total head in Mts.18.51 Mtrs.( If total head is not known then following details be provided) :- Static head 9.46Mtrs Minimum depth of water ………….. Mtrs. Variation in water level ………….. Mtrs. Ground level to max. water level '------------------- Mtrs. Ground level to delivery point ---------------Mtrs. Pressure in the suction tank …………. Kg/cm^2 Pressure in the delivery tank …………. Kg/cm^2 Length of R/Main - 365 mtrs ( column pipe +Rising main) Dia of R/Main 200mm dia MSERW Drive arrangement: Direct through flexible coupling on a common base plate.Drive type Electric driven NPSH required To be quoted by contractor. Limits of total head in which the pump is reqd. to operate. (-) 25% to (+) 10% of total head. Suction/delivery size of pump To be specified by the tenderer Efficiency of pump at To be specified by the tenderer a) Duty head b) (+) 10 % head c) (-) 25 % head Material of construction To be specified by the tenderer (Manufacturer's certficate to be appended)
Supply of suitable Auto Transformer soft starter of standard make such as MEI/Kilburn/Jyoti/Siemens conforming to BIS: 8544-1979 latest with upto date ammendements for squirrel cage/slipring motor (make to be specified by the tenderers) mounted on panel board with magnetic type over load release & dashpot, time lag, under voltage release.
Providing M.S. sheet 16 SWG steel fabricated floor mounted closed almirah type switch board including angle Iron post of suitable height and size ISA 40x40x6mm duly painted comprising and capable of mounting the following accessories with all internal electric connections. The drawing of panel board shall be subject to approval of Engineer-in-Charge.
ICTP switches with HRC fuses Kilburn/Larsen & turbo/Standard/Siemen make and having capacity 30% extra of the operational rating of motor as per BIS 4064-1978 with upto date ammendments immediately after the power meter of HPSEB.
Busbar chamber having 3 copper bars of suitable rating for full length equal to width of board of 3 live phases and one copper bar of half rating of full length for neutral conforming to BIS 8084-1976 and 11353-1985 read with 5578-1985 all latest with upto date amamendments.
MCB/Oil circuit breaker of suitable capacity of Kilburn/L.T./LK/MEI/Standard make on in coming feeder for motors offered by the tenderer conforming to BIS 2516-1985 latest with upto date ammendments with neutral linked under voltage release.
3 Phase indicating lamps complete with toggle switches for individual motors conforming to BIS 3452 part I & II latest with upto date ammendments.
Earth leakage circuit breaker of recommended (Kilburn/L&T/MEI/GEC as per BIS-2516-1977 with upto date ammendments and of suitable range with which should have control box, oprating handed and trip/reset bush button on/off indicators, re-indicating off spring condition of the circut breaker for over current protection. The circuit should be equipped with magnet thermal release with metallic tape CTS. It should also be fitted earth fault for tripping of breaker on occurance of earth fault on/of breaker load side.
Hour run meter of reputed make of four digit capacity conforming to BIS-722 (latest edition)/recommendations.
Suitable three phase voltage monitor relay with all protections & usual indicators with electrical sirens against single phasing no voltage high voltage & overloading & phase voltge difference.
Change over switch of reputed make & suitable capacity.
Single phase preventor of reputed make & suitable cacpacity.
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of reputed make of suitable size cast iron/Cast Steel double flanged sluice valve having size equil to delivery of pump and capable of witth standing nominal seat pressure of 10.20 Kg/cm^² . NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirlosker/Kilburn/IVC/Fouress/Gled/BHEL/Leader of suitable size cast iron/Cast Steel double flanged swing check type reflux valve having bye pas arrangement & size equal to delivery of Pump for withstanding nominal seat pressure of 52Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/Bhel/Leader of suitable size Cast Iron/Cast Steel double flanged swing check type reflux valve having bye pass arrangement & size equal to dia of R/Main for withstanding nominal seat pressure of 52 Kg/cm^² NOTE:- The sluice valve shall conform to BIS 780-1984 latest with up to date ammendments. However if the seat pressure exceeds the limits prescribed in BIS 780 then the sluice valves shall be of cast steel conforming to class 150 ASA (Seat pressure 21Kg/cm^²) or class 300 ASA (Seat pressure 52 Kg/cm^² or class 600 ASA (Seat pressure 104 Kg/Cm²) as per BS 1414 (API 600)
Supply of Kirloskar/Kilburn/IVC/Fouress/Glad/BHEL/Leader of reputed make of suitable size cast iron flanged sluice valve confirming to IS 780, size equal to dia of suction pipe PN 1 Provided with hand wheel/Cast iron Cap.
Supply of Kirloskar/Jyoti/Standard/Kilburn make cast iron flanged screwed type foot valve with strainer of dia equal to dia of suction pipe conforming to BIS 4038-1986 or latest with upto date ammendments.
P/L suitable size copper PVC insulated armoured power 3 1/2 core cable conforming to BIS 1554 (Part I) - 1988 or latest with upto date ammendments Siemen/Gloster/ICC make from meter of HPSEB to OCB & from OCB to Busbar switch & starter (one cable carrying all three phase) including all other electrical equipment/accessories such as thimbles, flexible pipe, solder, nuts & bolts, cable glands etc. laid in pipe or trenches under floor. The type size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
Providing laying suitable size copper PVC insulated armoured power three core cable conforming to BIS 1554 (part-I)-1988 or latest with up to date ammendments Siemen/Gloster/ICC make from switch to starter & starter to motor (one cable for carrying all three phases) including all other electrical equipment/accessories such as thimbles, flexible pipes, solder, nuts & bolts, cable gland sets. laid in pipes or trenches under floor. The type, size & make will be subject to approval of HPSEB authorities. In case of non acceptance by HPSEB authorities it shall have to be replaced by the tenderer free of cost.
P/L double loop earthing with copper plate 600x600x3mm thick electrode complete with material such as charcoal, common salt, G.I. Pipes, thimbles, nuts & bolts, digging of pits, G.I.wiring & 25x5mm copper strips of required capacity conforming to BIS 3043-1987 latest with up to date ammendments for above motors & other electrical equipment.
Supply & erretion of floor/wall mounted power factor shunt capacitor conforming to BIS 2834-1986 latest with upto date ammendments BHEL/GEC/Machneil/Mager/Bajaj make to raise the prevailing power factor at site to 0.95 for direct connection to induction motor individually, of required KVAR according to HP of motor offered including cable Siemens/Gloster/ICC make from busbar chamber to capacitor & also including LT/LK/Kilburn make ICTP switches conforming to BIS 4064-1978 or latest with HRC fuses (Range to be specified by the tenderer.)
Supply of standard make 100mm dia circular dial pressure gauge of suitable range Fiebeg/Bourden/Precision make with all accessories such as stop cock, copper tubing etc. conforming to BIS 3624-1987 latest with upto date ammendments.
Providing/Laying suction, delivery pipe considering site requirements, NPSH required & available & common header having area equal to two times the area of delivery branch of pump including tapers, flanges, rubber gaskets, 3mm thick as per BIS-2712-1978 nuts & bolts as per 1364-1983 & special up to 5 mtrs. away from the outer wall of pump house as per layout drawings approved by Engineer-in-Charge. The pipes shall be capable of with standing 1.5 times the total pressure indicated in item No. 1e(ii). Note :- Actual laying to be done as per final drawings to be approved by the Engineer-in-Charge.
Supply of antivibration pads conforming to BIS 6337-1971 or latest with upto date ammendments of suitable size for above machinery.
Errection of all equipments from S.No. 270 to 284 i/c cost of tees, bends tapers & any other fittings required as per site conditions & as per directions of Engineer-in-Charge.
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