Kerala Water Authority Tender

Supplying erecting and commissioning of 50 HP VT pump set with all accessories at Intake pump house Kozhenchery

OD227131/2024-2025:Design, supply and erection of reputed make best quality electrically driven water lubricated VT pump set , working an individual discharge of 1800 LPM against a total head of 80 M (as per BEE standards) with the following specifications. 1) Pump - Supply ,erection testing and commissioning of KWA pre-qualified reputed make Vertical Turbine pump sets of Discharge per pump -1800 LPM, Total head - 80 M, Impeller - Bronze, Approximate length of column assembly - 15 M with flanged type column pipe (not more than 1.50 M length) with stainless steel line shaft, with couplings bronze impeller, bowl assembly with strainer etc. 2) Motor - Supply, erection, testing and commissioning of KWA pre-qualified reputed make 1450 rpm SPDP emery efficient 3 phase AC, working voltage 418 V, 50 HZ TEFC vertically mounted squirrel cage induction motor with all accessories such as non reversible ratchet assembly etc. confirming to relevant IS as suitable in all respect to start and run coupled with the pump on all laid conditions (the motor should be if approved manufacturers by KWA) including providing suitable concrete foundation including cost of cement , sand and metal etc. complete. 3) Starter - Supply ,erection testing and commissioning of suitable rating Fully automatic Auto Transformer Starter with air break contact or FMCA soft starter suitable for the above motor with over voltage and under voltage protection, single phase run preventor, dry run preventor, over load relay with motor protection relay with main contactor and bypass contactor as per IE rules 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 1No. Suitable capacity MCCB as incomer and 2Nos. Suitable capacity MCCB as out going ( the two MCCBs are interlocking with each other) providing suitable size Aluminium bus bar interconnect the above MCCBs and fitted with 3Nos. of indicator lamps, 1No. volt meter with selector switch, 1No. Ammeter with selector switch and CTs etc. complete and provided with a common earth bus for the entire panel and interconnect with the MCCBs as per IE rules and code of practice. The panel shall be fitted on a common base frame on suitable foundation. 5) Cabling Works - Supply, laying, testing and commissioning of suitable size XLPE cables for the above pump set from meter board to panel board, 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 200mm or above size best quality heavy duty PN1.6 and 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 works. 9) Suction and delivery pipe connection - Supply and fitting of 200mm or above size best quality MS pipe of thickness not less than 10mm of required length 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. Supply and fixing best quality 100mm dia pressure gauge glycerine filled with SS body calibrated and graduated in kg/cm2 (0 to 10) with control valve and copper tube of required and all other accessories. 10)Supply and erection of suitable size MS fabricated wall mounting type meter board enabling to take power connection from KSEB with all accessories such as suitable size three phase fuse units - 3nos, single phase main switch - 1no, neutral link - 1no, single phase fuse unit - 1no, ELCB -1no. etc, making necessary cable holes, providing necessary enclosures for locking KSEB meters etc. complete as per KSEB rules and regulations. 11) Preparing all documents and submitting to KSEB through licensed electricians for obtaining power allocation for pump house from KSEB in order to run the pumpsets including all expenses for preparing documents and submitting but excluding power allocation charges payable to KSEB. 12) Erection charges of motor and pump with including all the above items on suitable cement concrete /MS foundations with MS plate, providing copper strips etc as per relevant IS standard and IE rules and conducting trial run without interruption to existing pumping arrangement.