Installation of Kamarbundh Solar operated LDTW at Mouza-Kusumboni, J.L. No. - 99 , Plot No- 17 , G.P. - Morar , Block- Bishnupur in the District of Bankura under SSM (Core-Sector) Programme

Drilling of bore hole of suitable diameter upto required depth by water jet system through any type of soil including hire and labour charges for boring pipes, scaffolding, other tools and plants etc. and taking out same all complete and other incidental works in this connection. The bore hole shouid have minimum 65 mm gap in between outside of the tube well pipe and bore. i) For lowering 100mm. dia GI/PVC pipe

ii) For lowering 150mm. dia GI/PVC pipe

Electrologging of bore hole of different dia tubewell for locating water bearing strata and saline aquifer, if any, after conducting relevant geophysical tests. All test reports and compiled data sheets should be submitted to Engineer-in-Charge (Cost is inclusive of all materials, labour & compilation of data sheets. The work should be done as per direction of Engineer-in-charge including compilation of data.)

Labour charges for lowering of pipe, strainers, blank pipe etc. and fitting, fixing the same including cutting, threading where necessary complete including bucket washing and other incidental works in this connection. ii)100 mm dia UPVC Pipe with bottom cutter, Screen (Ribbed) pipes, blank pipe

iii) 150 mm dia UPVC Housing Pipe

Supplying, fitting and fixing including supplying of suitable joining compound for fixing in position, threading, if necessary etc. all complete. (c) 150 mm dia GI threaded top cap fixed in position.

ii) 100 mm. dia. CI cutter piece upto 450 mm. long with socket.

(d) 80 mm dia plug of approved make conforming to I.S. Specifications.

(e) (ii)100 mm x 150 mm UPVC reducing socket .

Supply of gravel for use as pack in the tube well of 2mm to 4mm size (AS PER is:4097) and gravel treatment of tubewell including screening washing, cleaning etc. of the gravels at the site all complete as per direction of Engineer-in-Charge . (i) For site at any district of West Bengal upto 60.00 kms distance from quarry.

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 submersible pump, generator etc. all complete.

Charges for mobilisation of drilling equipments, tools & plants etc and transportation of departmental materials from sub-divisional store to work site and returning excess departmental materials if any, to sub divisional store after completion of work .

Making arrangement and showing verticality test including cost/hire charges of necessary tools and plants, scaffolding, labour etc. all complete as per direction of Engineer-in-Charge.

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 LS 3,677.51 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

Supplying, fitting & fixing of M.S. plate of size 20 cm x 20 cm, thickness 6 mm, make of two halves (20cm x 10 ern), placed over Housing Pipe of LDTW to rest the supporting clamps,with semi circular hole of 90 mm dia. at centre including locking arrangement between the two halves on both sides,including fitting, fixing of 25 mm dia. G.!. bend by making a hole on plate for passing submersible cable smoothly and complete in all respect.

PVC pipes of nominal dia 100 mm , wall thickness 5.0 mm , conforming to IS : 12818/1997 (medium casing) .

150 mm nominal dia 7.5 mm wall thick PVC Casing (medium casing) pipes as per IS : 12818/1997

PVC Screen (Ribbed) Pipes of nominal dia 100 mm (O.D. 117 mm) , wall thickness 5.0 mm, conforming to IS : 12818/1997 .

80 mm (NB) MS /GI ERW 90 degree Bend as per IS 1239 (Part-II)/1992 with latest amendment, both end welded with flange as per IS 6392/1971, Table-17 with latest amendments. Both bend & flange are duly ISI certification marked.

80mm dia 6 mm thick heavy duty M S supporting clamp with 2 nos. 12 mm dia 65 mm long bolts, nuts, washer on each side for holding Column Pipe.

Lay Flat hose of 75 mm nominal size polyster reinforced lay flat hose (the hose should has, wall thickness 1.3 ± 0.3 mm working pressure 3.0 kg/m2 & brusting pressure (9 kg/m2). The Lay flat hose should have a standard length of 100/200 m roll.

3 Core 2.5 sqmm Flat Weather Proof Copper PVC insulated heavy cable as per IS Specification (Brimsin or of any other reputed brand as per direction of EIC).

80 mm dia(NB) Column Pipe one end screwed and other end with standard flange (3m long) as per IS Specification (TOP)

80 mm dia(NB) Column Pipe both end screwed and one end socketed (3m long) as per IS Specification (BOTTOM)

Solar Module: Supply , transport , installation and commissioning of ISI marked Solar Modules as per following specification: (1). Cell: Indigenous mono crystalline silicon SPV cells. (2) Solar Module: Monocrystalline cell with PERC technology / module with bifacial cell. (3) Standards: ISI marked as per IS 14286 and having certification of IEC 61853(1), 61730(1&2), 61710 (4) Modules must qualify to IS 170210 (Part 1) (5).Min. Efficiency: 19.5%. (6) Fill factor: More than 75%. (7) Module wattage mismatch in the SPV array: within ±3% (8) Wattage output warranty:Should not be less than 90% at the end of 10 years and 80% at the end of 25 years. (9)The power output of individual PV modules used in the PV array, under STC: minimum 300 Wp. Necessary test certificates also to be supplied. For detail information please see Cl. no. 2.1 of technical specification . d) For 5 HP Off-grid / On-grid Solar Water Pumping System with Monocrystalline/ Monocrystalline PERC/bifacial SPV modules - 5400-5800 Wp.

Module Mounting Structure : Supply , transportation & installation of G.I manual tracking / Fixed structure made of MS hollow sections, pipes, plates, angles etc as per IS:4923, IS:1161/1239, IS:1079/2062, to hold min 300 Wp SPV Module as per drawing and technical specification. The steel structure is to be protected with minimum 80 micron galvanisation(hot dip) and provided with fixed arrangement or dual axis manual tracking arrangement for three times in a day and seasonal tilting to face the sun optimally.

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

b) For 6 module structure

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 - 5m(for 1HP/2HP/3HP) & 20m(for 5/7.5/10/15/17.5/20 HP) ii. Lugs, HDPE Pipe, Flexible Pipe, Saddle, Cable tie etc c) For For 5 HP per structure, 2 or more structure per structure with 9m distance between sturctures.

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.

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of 8 swg on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages.

Lighting System at Scheme: (with lighting 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, 15Ah 2-in-1 Lithium ion/ Ferro- Phosphate battery with in-built 7-11watt LED lamp , 50 Wp solar panel (min 19% Eff.) to cover the scheme area. The lighting system should be warranted for 5years from the date of installation.

Lightning protection (Pole mounted): Lightning protection with 3" X 1.5" G.I pipe of 6m + 1 m height with base flange in proper RCC foundation and S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long GI pipe (ISI 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 GI base plate at bottom incl. necessary holes etc. Earthing with 65 mm dia GI pipe (Medium) 3.0 Mts. long and 1 x 19/10 stranded GI (Hot Dip) wire (4 Mts. long), 20 mm dia x 125 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 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 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 AC electromotor pump-motor set with speed of 3000 r.p.m(synchronous speed) suitable for Solar applications and shall have 60 months guarantee for the following conditions including loading, unloading, transportation etc.:- (Refer technical specification for more detail) d) 5 HP 3 phase AC Pump-Motor set having discharge at required head as below:- iii) Submersible Pump-motor set for LDTW with external part made of stainless steel of grade 304 or higher as per IS 6911 and IS 3444,with discharge of 7.5 Lps- 5.83 Lps at 30 mts.-35 mts. total head with cable(3m), cover plate, Socket, Flanged Nipple, Rubber Insertion, Nuts& bolts and all other accessories including transportation of Bend, Column Pipes, cable, sluice valve, lay flat hose pipe etc. from Deptt. Store to site within 100km. The pump motor should be tested as per IS 8034:2048(third revision)

Testing and commissioning of scheme after completion of all works

Cleaning and washing of modules once in a month with clear water to remove deposited dust and dirt on the module surface and keep the modules clean throughout the year. The activity to be performed for eight months in a year excluding four monsoon months. A log book should be maintained at thr site for the said purpose.

Comprehensive maintenance charges for 5 years (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) c) For 5 HP both for Submersible & Surface pump

Remote monitoring for 5 years: Provision for remote monitoring for the pumps must be made in the pump controller through an integral arrangement having following basic functions: a. Controller must be assigned with a unique serial number and its live status must be observed remotely on online portal through login credentials. b. Live status must indicate whether controller is ON/ OFF. The parameters i.e. the water output, water flow rate, in fault condition, array input voltage/ current, power and motor frequency should at logged at an interval of 10 minutes c. Controller must have a back up to store the data locally ( at least for 1 year) supply & installation of GSM/GPRS based Data Transmitter or Modem and to provide remote monitoring service to transmit the parameters to central server from the solar pumping system with time stamp at user-defined interval and report generation at the buyer end. (Refer Technical Spec.)

Insurance @ 2% for Item No. 20, 23, 27 & 29 for a period of 5 years. Note:2 Ist year's Insurance charge is to be paid on production of Original Receipt of premium payment. Remaining 4 years Insurance payment is to be withheld which will be released during 2nd, 3rd , 4th & 5th year on production of Original Receipt of premium payment.

Add GST@ 18% on item no 1 to34 except Item 11 to 19

Add Labour well fare Cess @1% of Gross Bill Value

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