Water Resources Development Directorate Tender

iii) 100 mm dia PVC blank pipe (45 m).

Supplying and filling up of the annular space between the Well Pipe and the bore hole by coarse sand of fineness modulus not less than 2 including watering as necessary as per direction of the Engineer-in-Charge.

Supplying, fitting and fixing including supplying of suitable jointing compound for fixing in position, threading, if necessary etc. all complete. a) 100 mm dia C.I. cutter piece upto 450 mm long with socket.

g)250 x 50 x 6 mm thick, 100 mm dia, M S Supporting clamp with 2 nos 12 mm dia 65 mm long bolts, nuts,washer, on each side.

Washing and development by pumping with 30 cum per hour capacity pump for a period till sand free water comes out and the discharge is about 30 cum per hour, followed by final yield test; inclusive of all tools, plants and scaffolding and hire charge of centrifugal pump set and other fittings as necessary all complete.

Labour charges for testing by 5 H.P. Pump Set at site for at least 1(one) hour including supplying necessary fuels and lubricants.

Charges for Mobilisation of drilling equipments, tools & plants etc and transportation of of departmental materials from any sub divisional store to work site and returning excess departmental materials if any, to the same sub divisional store after complete.

Procurement of materials: a) Supply of PVC Screen (Ribbed) pipes of nominal dia 100 mm , wall thickness 5 mm, conforming to IS : 12818/1997 . (Market rate).

Solar PV PANEL: Solar Module: Supply , transport , installation and commissioning of ISI marked as per IS 14286 and IEC 61853(1), 61730(1&2), 61710 certified Solar Module of Multicrystaline/Monocrystalline/ Monocrystalline PERC/bifacial cell with min. efficiency of 15% and fill factor more than 70%, laminated between sheet of -Ethylene Vinyl Acetate (EVA) and high transmissivity 3.2/4.0 mm tempered glass , framed in anodized aluminium frame .The power output of individual PV modules used in the PV array, under STC, should be a minimum of 300 Watt peak, with adequate provision for measurement tolerances.Modules supplied with the SPV system should have warranty for output wattage, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. Necessary test certificate also to be supplied. a) For 3 HP Off-grid Solar Water Pumping System with Multicrystalline SPV modules - 3200-3300 Wp.

Module Mounting Structure ( For 2HP, 3HP and 5HP Solar Water Pumping System): Supply , transportation & installation of G.I manual tracking structure made of MS hollow sections, pipes, plates, angles etc as per IS 1161/1239, 1079/2062, to hold min 300 Wp SPV Module as per drawing and specification of MNRE . The steel structure is to be protected with minimum 80 micron galvanisation(hot dip) and provided with dual axis manual tracking arrangement three times in a day and seasonal tilting are to be regulated to face the sun optimally. The weight of the Module Mounting Structure holding 4 Modules should not be less than 165Kgs, holding 5/6 Modules should not be less than 235 Kg and holding 7/8 Modules should not be less than 265 Kg.

Foundation of Module Mounting Structure: Suitable and stable Reinforced Cement Concrete foundation for dual axis manual tracking SPV Module structure as per approved drawing. a) For 4 module structure.

b) For 6 module structure.

Power conditioning unit with IP54 enclosure : b) For 3 HP capacity Pump-motor set Supply , transport , installation and commissioning of IP 54 protected enclosured Inverter Unit qualifying IEC 61683-Efficiency measurement and IEC 60068-2-Environment Standard , safety standard suitable for 3 Phase A.C. motor, IGBT based high voltage switching inverter with MPPT technology, to take care of the variation of Sun light and will be suitably mounted inside the metal enclosure. Inverter should have protection against Dry run, Over current, Under current, Over voltage, Under voltage, Short circuit etc. System should be able to run at low sunshine and minimum 7 to 8 hours a day run should be possible during normal unshine.condition. Inverter should have option to auto start for any short trip off due to low light/ cloudy situation except for dry run. Inverter should be provided with a display to show the various parameter by the user such as Voltage, Current, Solar panel DC voltage, Inverter IGBT temperature, Out put AC voltage, Output frequency, Pump flow (direct or calculated method), Irradiation etc . The system should store the data at a set interval, be capable to transfer it to external storage device and support communication of its operational parameters and logs over Modbus protocol . It should also monitor and save total run time, total water pumped etc .There should be provision for interfacing GPRS based data transmission.

Cable and Accessories : Supplying, fitting and fixings of UV rated Copper Cable laid inside HDPE conduit and other accessories as per followings with necessary connection with the Solar PV Module, MPPT etc. i. 4.0 Sq mm single core multi studs - 10 Mtrs (Minimum) ii. 6.0 Sq mm single core multi struds -5 Mtrs (Minimum) iii. Lugs, HDPE Pipe, Flexible Pipe, Saddle, Cable tie etc. b) For 3 HP per structure.

Earthing: Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level as below: By ISI-Medium GI pipe including excavation of soil for installation of Earth Electrode and filling & ramming and connecting to individual structure to earth electrode including S&F 20 mm x 3 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

a) Lighting System at Scheme: (with lightine Pole) : Dusk to dawn lighting arrangement of at 4 mts height above ground level, with Hot dip galvanised 80 mm x 50 mm, medium duty pipe, with 12 V, ISAh 2-in-l Lithium ion/ Ferro- Phosphate battery with in-built 7-11 watt LED lamp , 50 Wp solar panel to cover the scheme area. The lighting system should be warranted for Syears from the date of installation.

Lightning protection (Pol~ mounted): Lightning ptotection with 31f X 1.S" 0.1 pipe of 5m + I m height with base ftange in proper RCC foundation and S & F Lightning Conductor Air Terminal madeof20 mm dia 1000 mm long GI pipe (ISJ Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick 01 base plate at bottom incl. necessary holes etc. Earthing with 65 mm dia GI pipe (Mediwn) 3 .0 Mts. long and l x 19/ lO stranded G l (Hot Dip) wire ( 4 Mts. long), 20 mm dia x J 25 mm long galvanized bolt. double nuts, double washers-including socketing at both ends of stranded GI (Hot Dip) wire by crimping sockets/ thimbles and S & F 6S mm dia GI pipe (ISi-Medium) protection (3 Mts. long) to be filled with bitumen partl)' under the ground level and partly above ground level to an average .depth of3.65 Mts. including connection to earth electrodes with 25 X 6mm G.I strip. (Provision of one lightning protection for each scheme as per drawing)

Supply and installation of 3 phase electromotor pump-motor set suitable for Solar operation covering 5 years warranty for the following conditions including loading, unloading, transportation etc.:- b) 3 HP ISI marked 3 phase surface mounted Monoblock Pump-motor having discharge at required head as below::- i) Surface Pump-motor set for STW, ISi marked as per IS·: 9079 with di"hatge of 6.50-7.14 Lps at J6 mts. total head with foot valve, required quantity offlexible suction pipe( I Sm), clamps, bend, footvalves and all other accessories to complete connection of suction and delivery side.

Testing and commissioning of scheme after completion of all work.

Supply fitting and fixing of Hot dip Galvanised ( min 80 micron) / Powder Coat painted M.S Kiosk Box / Stainless Steel Kiosk of SS304 of 710(L) X 410(W) X 740(H) and total height with legs is 1670mm for mounting of motor-pump set including transportation, grouting in Cement Concrete as shown in drawing.

Supplying, fitting and fixing including transportation of sign board for identifying the exact location of MINI RLI scheme (one at road side and other at site) the board will be made 3 mm thick MS plate of size 300 mm x 600 mm and fitted and fixed on 50 mm GI Pipe of IS 1239/90 (part-1) including cutting, welding and writting of both sides of Sign board. Base - Yellow, and words - Red. Both bottom end of the stands pipe will be grouted in 1:2:4 CC on a single brick flat soling. This will include one materials and labour complete as per drawing and direction of E.I.C.

Comprehensive maintenance charges for 4 years beyond 1 year warranty period (which cover monthly inspection, Yearly training to WUA, to attend breakdown within 3 days and to keep the scheme in operation without lapse of time). b) For 3 HP surface pump.

Insurance @ 2% for Item No. 1, 5,8 and 10 for a period of 5 years.

Extra transportation @ 2% for item no. 1 ,2 as applicable for the district of Malda, Uttar Dinajpur, Jalpaiguri, Coochbehar & Alipurduar.

GST 12% ON 1 SOLAR MODULE AND PUMP

GST 18% ON REST OF THE ITEM

LABOUR CESS 1%