Kerala Water Authority Tender

Supply and erection of pump set

OD104768/2024-2025:Supply and erection of CF pump set with the following specification 1. Pump - Supply, erection, testing and commissioning of KWA pre-qualified reputed make Centrifugal pump sets with Bronze/SS impeller, SS shaft and CI pump casing with suitable type base plate with coupling, coupling guard foundation bolts & nuts etc. complete suitable for coupling the pump and motor above the base plate etc. complete including providing suitable concrete foundation including cost of cement sand and metal etc. complete, The duty condition is as follows: Discharge 19lps, Total head: 105mtrs, Suction head: 4mtrs, Length of suction pipe -4mtrs. Modification may done for mono block pump sets. 2. Motor: Supply, erection, testing and commissioning of KWA prequalified reputed make horizontal solid shaft foot mounted TEFC squirrel cage induction motor suitable for the above pump working3 phase 50 Hz AC supply, working voltage 415 V/3300V (select the suitable). The motor shall confirm to IE2/IE3 as per IS12615-2018 including providing suitable concrete foundation including cost of cement sand and metal etc. complete For 3300v motors digital motor protection relay shall be included in starter as per present CEA regulations. 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 motor with over voltage and under voltage protection, single phase preventer, over load relay with motor protection relay with main contactor and bypass contactor as per CEA regulation and code of practice etc. complete . 4. Panel board (suitable for operating two pump sets but one pump set at a time) Supply, erection, testing and commissioning of cubical type floor mounted MS fabricated dust and vermin proof common control panel board consisting of 1 No. suitable capacity MCCB as incomer and 2 Nos of suitable capacity MCCB as out going (the two MCCBs are interlocking with each other) providing suitable size Aluminium bus bar inter connect the above MCCBs and fitted with 3 Nos of indicator lamps, 1 No. volt meter with selector switch, 1 No. Ammeter with selector switch etc. Complete and provided with a common earth bus for the entire panel and inter connect with the MCCBs as per CEA regulation and code of practice. The panel shall be fitted on a common base frame on suitable foundation. 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 energy conservation . 6. Earthing: Supply of all materials and providing 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 standards. 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 I especially for Non return valve. In case of positive section pump set sluice valve should be in suction as well as delivery sides for easy repair works. 9. Suction and delivery pipe connection: supply and fitting of suitable size best quality GI/MS pipe of thickness not less than 8mm for a total length of 10 m. 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 the delivery side of the pump with the valves and suitable specials to connect with the pumping main. If the dia. of section pipe is above 80 mm CI pipe & specials shall be provided. One year extended warranty beyond the original warranty period of 1 Year. Total shall be limited to 2 Years. (The actual head to be arrived by the contractor). Size of delivery pipe: 100mm GI. Length of pumping main: 2000 mtrs.

100.98.428:Supply of CI Non Return Valve, Conforming to IS 5312 Part I - 1984, PN 1.6, Size 80mm.