Energy Efficient Raw Water Supply system to Niranam Kadapra - EMC - Supply erection testing and commissioning of pump sets and connected works at boosting pump house Alamthuruthy

Amount

1. Pump - Supply, erection, testing and commissioning of Kerala Water Authority prequalified reputed make centrifugal pump set with bronze/SS impeller, SS shaft and CI pump casing with suitable type base plate with coupling, coupling guard foundation bolts 7 nuts etc. complete including providing suitable concrete foundation including cost of cement sand and metal etc. complete, the duty condition as follows. Discharge - 0.0347 m3/s total head - 33 mtrs, suction head - 0 meters (positive suction sump, length of suction pipe 2 mtrs. alternatively the inlet and outlet levels, type, size and length of pumping main etc. can be given modification may done for monoblock pump sets

2. Pump - Supply, erection, testing and commissioning of Kerala Water Authority prequalified reputed make centrifugal pump set with bronze/SS impeller, SS shaft and CI pump casing with suitable type base plate with coupling, coupling guard foundation bolts 7 nuts etc. complete including providing suitable concrete foundation including cost of cement sand and metal etc. complete, the duty condition as follows. Discharge - 0.0434 m3/s total head - 22 mtrs, suction head - 0 meters (positive suction sump, length of suction pipe 4 mtrs. alternatively the inlet and outlet levels, type, size and length of pumping main etc. can be given modification may done for monoblock pump sets

1. Motor - (Suitable for item No.1 pump set) Supply, erection, testing and commissioning of Kerala Water Authority prequalified reputed make horizontal solid shaft foot mounted TEFC squirrel cage induction motor suitable for the above pump working 3 phase, 50Hz, AC supply, working voltage 415V The motor shall confirm to IE3 including providing suitable concrete foundation including cost of ement sand and metal etc. complete for 3300V motor digital motore protection relay shall be included in starter as per present IE rules. Flexible coupling shall be used for coupling of pumps and motors

2. Motor - (Suitable for item No.2 pump set) Supply, erection, testing and commissioning of Kerala Water Authority prequalified reputed make horizontal solid shaft foot mounted TEFC squirrel cage induction motor suitable for the above pump working 3 phase, 50Hz, AC supply, working voltage 415V The motor shall confirm to IE3 including providing suitable concrete foundation including cost of ement sand and metal etc. complete for 3300V motor digital motore protection relay shall be included in starter as per present IE rules. Flexible coupling shall be used for coupling of pumps and motors

3. Starter - Supply, erection, testing and commissioning of suitable rating (Fully automatic starter with air break contact for less than 100 HP and for above 100 HP FCMA starters to be used. ) starter suitable for the above motors (1 & 2) with over voltage and under voltage protection, single phase preventer, over load relay with motor protection relay with main contractor and bypass contractor as per IE rules and code of practice etc. complete

5. Cabling work - Supply, laying, testing and commissioning of suitable size XLPE cables for the above pump set from panel board to starter and from starter to motor considering the energy conservation.

6. Earthing - Supply of all materials and providing suitable earthing by using suitable earthing by using suitable size pipe / plate earthing GI/copper strip buried in ground and giving double earthing to motor, starter, panel board etc. as per IE standard.

7. Capacitor - Supply, erection, testing and commissioning of heavy duty APP capacitor for the motor to get a power factor above 0.95. The capacitor shall confirm to IS 2834

8. Valves - Supply of suitable size best quality heavy duty ISI marked CI double flanged sluice valve and non return valve with suitable pressure rating. Fitting of valves shall include proper RCC support especially for non return valves. In case of positive suction pump set sluice valve should be in suction as well as delivery sides for easy repair work (suction valve needed for 3 pumpset. so additional 3 set CI double flanged sluice valves set needed )

9. Suction and delivery pipe connections - Supply and fitting of suitable size best quality GI/MS pipe of thickness not less than 8mm for a total length of 10m suitable for the above pump set and suitable size foot valve and connecting the suction pipe and valve with suitable flanges, nut and bolts IR sheet etc. complete and connecting th delivery side of the pump with the valves and suitable specials to connect with the pumping main. If the dia of suction pipe is above 80mm CI pipe and specials shall be provided.

Supply and erection of suitable size mechanical flow meter

Supply and erection of suitable size sq.m. additional cable beyond the initial supply of 10m

Fabrication work on suitable size in 300mm & 150mm MS pipe for connecting with the existing pumping main

Supply, erection, testing and commissioning of yard lighting, rewiring of building, replacing with new KSEB meter panel board and other connected works (should include proper lighting switches and new switch boards etc.

Emergency switch for stopping all motors

Cabling work - Supply, laying, testing and commissioning of suitable size 50mm XLPE cables for the above pump set from main switch (KSEB) to panel board

Pringing coating and painting needed for entire pumping main inside the boosting pump house (60m)