corrigendum - tender for state plan 2019-20 - uwss to pathanamthitta - supply , erection and commissioning of brand new centrifugal pump set at myladupara booster pump house , supply and erection of brand new 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 plate etc . complete including providing suitable concrete foundation including cost of cement , sand and metal etc . complete , 2 . motor - supply , erection testing and commissioning of kwa pre-qualified reputed make horizontal solid shaft foot mounted tefc squirrel cage induction motor suitable for the above pump working 3 phase 50 hz ac supply , working voltage 415v . the motor shall confirm to eefi/is 325 including providing suitable concrete foundation including cost of cement , sand and metal etc . complete . 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 100hp and for above 100hp fmca starters to be used ) starter suitable for the above motor with over voltage and under voltage protection , single face preventer , 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 2 nos . 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 3 nos . of indicator lamps , 1no . volt meter with selector switch , 1no . ammeter with selector switch 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 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 conservations . , 6 . earthing - supply of al 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 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 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 the delivery side of the pump with the valves and suitable specials to connect with the pumping main . , discharge = 1100 lpm total head = 140 m rpm = 1400-1500 range .