WBPHED/EE/BMD/NIeT- 06 OF 2021-2022/3

Amount

Supply delivery storage and installation of submersibel solar SS pump 110VAC capacity of 2500 LPH from a total dynamic head of 50M and rating of 1HP (Max) together with suitable inverter including all pipes, specials float assembly, cables required for installation of the above pump with 5 years Annual Maintenance Contract and as per technical specification given in NIeT along with at least but not limited to the underlaid protections: - • Protection against dry operation of pump motor set • Protection against Lightning, hails and storm • Full protection against open circuit, accidental short circuit and reverse polarity. (Manufacturer's test certificate from any one of the MNRE accredited lab regarding performance of the solar pump system is mendatory)

Supply delivery assembly erection and commissioning of Solar PV array with MPPT of minimum capacity 1200WP measured at STC with sufficient number of Modules in series and parallel as per design (With minium 74WP power output of individual PV module in the PV array under STC) ensuring indeginiously produced PV modules containing mono / poly crystallation silicon solar cells with IEC 61215 certification and safety qualifications standard as per Class 3, Class A of IEC 61730 Part I & II and with relevant specification and warranty condition as per MNRE guidlines latest ammendments and as per Specification laid in the NIeT

Withdrawal of existing IM – II hand pump set & reinstallation of the same after lowering of AC submersible pump of Item No 1 including repairing of the existing IM – II hand pump assembly by supplying and fitting the required new spares of approved make and quality

Making wire net fencing around the solar panel platform by supplying, fitting, fixing of galvanized MS angle of approved quality which will be grouted on Earth by cement concrete as per drawing including an arrangement for a gate with lock and key facility which will have to be provided as per direction of E. I. C.

Erection of MS structure of adequate strength and appropiate design, which can withsatand load of modules and high wind velocity upto 150KMPH (The support structure used in pumping system should be hot dip galvanised iron with minimum 120micron thickness).The structure should be modified for performance enhancement of the SPV, Manual, Passive or auto tracking system should be used. For manual tracking, arrangement for seasonal tilt angle adjustment and three times manual tracking should be provided As per Specification laid in the NIT

Making distribution system with 40mm Ф uPVC Make-as per approved unified vendor list vide official website of WBPHED

Making distribution system with 32mm Ф uPVC Make-as per approved unified vendor list vide official website of WBPHED

Making distribution system with 25mm Ф uPVC Make-as per approved unified vendor list vide official website of WBPHED

Making distribution system with 15mm Ф uPVC Make-as per approved unified vendor list vide official website of WBPHED

Supply delivery, fitting and fixing of special GI fabricated water chamber as per specification over and above the third plate of the hand pump as per drawing including all fitting materials as per direction of E. I. C.

Construction of R.C.C street stand post with platform and 1.00 mtr masonry drain etc with ordinary cement concrete M-15 (mix 4:2:1) with 20mm down local hard stone (crusher broken) including plastering 20mm (6:1) with neat cementing to platform & drain as per dept type & drain as per dept type drawing and design including tapping the distribution main, supplying, fitting fixing 15mm brass ferule with necessary saddle piece with 20mm Ф G.I Pipes of approved make with specials and nipple, bib cock, reducing socket etc. all complete as per direction of E.I.C

Construction of masonry drain attached to platform of RCC Street stand post with 12.5 cm thick brick work in cement mortar (1:4) over a layer of single brick flat soling with sand filling 150mm thick with WCC (6:3:1) with picket pieces (30mm size) including excavation of Earth, 15mm thick cement plaster (4:1) with neat cement punning all complete chamfering the edges as per drawing and direction of E. I. C.

Supply delivery storage and insallation of PVC tank with food grade inside lining of capacity 5KL

Making double Earthing Arrangement for the above Pumping machinery and other electrical Accessories

Extra carriage charges for transportation of all materials related to the above work at working site by manual labour time to time by head load due to inaccessibility of site if required, with prior permission.

Add: 12% GST

Add: 1% Cess

M/S NABIN GOPAL SENGUPTA

M/S. SWAPAN BANERJEE

RAJIB COMPANY