Kerala Water Authority Tender

35 HP VT Pump

OD110373/2024-2025: Supply, erection, testing and commissioning of VT Pump sets at RAW water pump house- 62.5m3/ hrs discharge and 105m head. Size of pumping main:150 mm DI Length of pumping main:1640 m, Maximum length of column pipe: below 1.5m, Casing: Cast iron, Speed RPM-below 1500 ;Supply, ;erection, testing and commissioning of KWA approved make ISI marked high efficiency type , self water; lubricated above floor discharge type vertical turbine pump with bronze impeller , SS shaft , MS fabricated (minimum 8 mm ) flanged column assembly with strainer and all accessories conforming to IS 1710. The pump shall be coupled with suitable vertical solid shaft / hollow shaft to the motor specified in item No. 2. Casing: Cast ;iron ;Speed: below 1400 rpm ;Impeller : Enclosed type Bronze LTB 2 dynamically balanced as per ;ISO1940 grade 3 standards ;Sleeve: SS 304 ;Colum shaft - SS 410 ; Pump shaft - SS 316 ; Bowl Casing ring: Bronze LTB 2Epoxy painted MS Column pipe 10 mm Thick flanged ends each having length below 1.5 Meter. Strainer fabricated with SS 304 Bearings for spider and bowl synthetic Rubber with outer brass/CI shell ;Discharge Head Bearing - Thrust / angular roller ;Ratchet ;assembly unlocking Centrifugally action ; ;Minimum Efficiency: suitable to achieve minimum 70% efficiency for pump & motor ;( Vibrations should be limited as per HIS 9.6.4.3 standards. ;Pump performance tolerance should be subject to Hydrate Institute standard class A - No negative ;tolerance is applicable in efficiency and no positive tolerance in power ). ;Supply, erection, testing and commissioning of suitable rating high efficiency Kirloskar /Crompton/BHEL/Marathon/Alstom or equivalent KWA approved make EF1 squirrel cage Induction ,SPDP ,Vertical hollow shaft motor suitable for direct ;coupling with the above pump having RPM below 1500 or nearest capable to operate on voltage of ;415V(+/-10%)50 hz(+/-3%)AC 3 phase,50 degree Ambient temporize. conforming to relevant IS. Motor ;shall be energy efficient and supporting certificates to prove IE2/IE3 as per IS 12615-2018. ;Design, supply, erection, testing and commissioning of medium voltage sheet steel clad, totally enclosed, dust tight and vermin proof, indoor floor mounted cubicle type switch board fabricated out of 16 swg. Mild steel sheet for operation 3 phase, 415 volts 50 Hz, AC supply system. The panel board for one working a a time with 500 A SFU as incomer, change over switch for Pump sets, incoming main and 2 no's 250 Amps TPN SFU with HRC fuse as outgoing. The panel board consisting of voltmeter with selector switch, Ammeter CTS with selector switch, indication lamps necessary control ;fuse base with HRC fuse and Neutral link etc. .also one year Warrantee and Supply of ELCB/RCCB to be added at panel for safety. The switch board surface treated after degreasing, pickling, phosphating etc. anti-rust primer coating followed by two coats of spray paint of approved shade as standard construction practice approved by the Kerala Electrical Inspectorate standard and as standard practice. ;Supply and fitting of suitable rating metalized heavy duty poly propylene (MDXL)power ;capacitor with capacitor fixing stand, connecting copper cables, termination etc. suitable for the above motor as per CEA regulation 2010. KVAR shall be provided for enhancing existing power factor to unity. ;Supply and installation of suitable size ,CI Double Flanged heavy duty Sluice Valve with cap PN 1.6, conforming to IS 14846 - 2000. The size shall not be less than the size of pump delivery ;Supply and installation ;of suitable size best quality, ISI marked heavy duty cast iron, double flanged reflux non return valve (PN 1.6) as per IS: 5312, The size shall not be less than the size of pump delivery ;Starter ;Supplying ;a complete integrated soft starter panel capable of operating the motor having a protection level of IP 40 or more with integrated bypass contactor in the panel and motor protection relay having parameters as per CEA regulation 2010 with a power control MCB and line power contactor and the starting current shall be 2.50- 3.50 times the normal full load current of motor with ammeter, voltmeter and phase indicators, space ;heaters, floor mounting type and having an insulation level of 1100 V. The standard is to be IEC 60947- 4.2. ;Supply and installation of 150mm dia, Glycerin filled pressure gauge with stop cock/ valve to be fitted in a stand or wall visible while operating the valves with copper tube connections suitable for the above pumps. ;Supply of all materials and providing suitable plate earthing with 200x1200x12mm CI plate buried in ground at a depth of 3m from ground level with alternate layers of charcoal and salt including the supply and fixing of 32mm dia perforated GI pipe, funnel for watering purposes, with MS/CI cover etc. as per IE standards conforming of IS 3043/87. ;Supply, laying and giving earthing connections to motors, starters, capacitors, panel boards etc. using suitable size copper flat as per CEA regulation 2010. ;Supply, laying, termination and connecting of (Suitable size ) (AYFY/XLPE) insulated armored Copper cable for working voltage up to 1100 volt confirming to relevant IS specification to lead cable from panel board to starter and copper cables from starter to motor and starter to capacitor including terminations materials such as gland, socket, gland earth etc. as per CEA regulation 2010. ;Erecting the above motor pump set in suitable concrete foundation including fixing the starter, motor, cubical panel board including cost of all materials etc...Installing the electrical items, wiring and earthing, giving connection etc.as directed by the departmental officers as per CEA regulations and ISI specifications, fitting suction and delivery pipes and specials, Sluice valve, Reflux valve, Gauges etc. including clamping wherever necessary etc. complete and trial run for a period of one week to the satisfaction of the authority officers. ;Including cost of all ; the components specified above including 2year warranty. The duty conditions of the pumps are given -head 90mts and 62.5M3/hr, Size of pumping main 150mm DI/CI ,well depth 10m.

OD110374/2024-2025:Supply , Testing & stamping of 100 Kg capacity chlorine cylinder from Authorized institution as per rules , regulations & as per the direction of dept officers