15th finance commission (tied grant iind installment) in vadakku valliyur special grade town panchayat errection of liquid based chlorinator in vadakku valliyur town panchayat , supply ,erection , testing and commissioning of liquid bassed chlorine dosing system for water supply under following specifications. , preparation tank & storage tank make: ma tech type:cylindrical polyethylene chemical storage tank size:(id x height x thk) mm : std. usablecapacity : 1000 ltrs. preparation & storage liquid/solution to be handled: sodiumhypochloritesolution (bleaching liquid). material of construction: pp/lldpe. design pressure : atm+ full of liquid testing: leakage test: water fill up quantity : 02 nos. , dosing pump/transfer pump make: ma tech / milton roy / xeeed pump model : mmdp-1 type : mechanical diaphragm type offered capacity : 0-75 lph spm/ratio: 100/15:1 diaphragm: ptfe flow control: manually turn down ratio: 10:01 pump standard : mfgstd efficiency/accuracy : 97%/+_3% suction: flanged type discharge pressure : 10.0 kg/cm2 prvset pressure: 5.0 kg/cm2 connection suction : 15 nb connection discharge: 15 nb material of wetted parts : pp , pump drive motor make: cgl/bbl type: squirrel cage induction motoriec zone-ie 2. supply system : 3ph.induction, ac, 415v±10%,50hz+_5% mounting/degprotection: b3(foot mounted) /ip55 noofpoles/rpm: 4poles/1440rpm insulation class/temprise : class /limited to class methoed of cooling : tefc applicable standards : is325 rating: 0.5hp motor frame type : asperdin/iec34-7 duty class: s1:100% continuous operation noise level(less than): 85db(a) at a distance of1mtr. qty : 02nos. qty.: 02 nos. [1w+ 1s] , motor-pump shaft coupling make : rathi couplings/equivalent type: love joy/suitable flexible coupling qty : 02 nos. , fitting make : reputed & approved iso-9000 certified supplier type: 15nb(sw) material of construction: pp , flanges (asperansi16.5b) size : 15nbswrf#150 material of construction: pp/upvc inlet terminal flanges /tank flanges: 15nbswrf#150 outlet terminal flanges/ companion flanges: 15nbswrf#150 qty : actualaspersiterequirement , pulsation dampner make : ma tech type : volume bottle type capacity : 1.5 ltr. moc : pp/upvc qty : 01 no. , pressure gauge with isolation valve make : waree/wika/std type : bound on sensing type mounting : direct bottom dial size : 100mm moc : ss accuracy : 1.60 % range : 0–14 kg/cm2 qty : as per site requirement , nrv make : ma tech type : lift check type end connection : 15nbsw moc : pp/upvc qty : as per site requirement , prv make : ma tech type : spring loaded connection : 15nb300# prv set pressure : 5.0kg/cm2 moc : pp/upvc qty : as per site requirement , strainer make : ma tech flitration rating : 40mesh size : 15 nb moc : pp/upvc qty : as per site requirement , level guage make : ma tech type : transparent tubular type moc : pp end connection : 15nb 150# flanged qty : as per site requirement , hoses : braidedhosesuitableforpp / pvc / upvctubing connectors standardreputedbrand. qty : as per site requirement , ball valve make: astral/finolex/std type: ball valve for suction & discharge material of construction: pp/upvc end connection: sw size : 15nbsw#150 qty : as per site requirement , piping with in the skid size/rating of pipe: 15nb seamless sch40/80 suction moc: pp/upvc discharge moc: pp/upvc , gaskets material of construction:spiral wound gasket scouter inners qty : actual aspersiterequirement , fastners make : standard material of construction: ms galvanised qty : actual aspersiterequirement , skid/base frame supplyand installationofmsframedkiosk (shed)ofsize 10 x 10madeup ofmsanglesnotlessthan32 x 32 x 6mmformainframe,25 x 25 x 6mm forsubframesand necessaryfastenerscoveredwithmadrassheet and covered withwindowsallsidesforventilation purpose anddoorwith 1/4of openwith weld messand3/4coveredbymadrassheetincludingnecessaryelectricalwiringforlightsandplugpointsandasdirectedbythedepartmentengineers. a common base frame for tank, pump and lifting lugs, supports shall be provided to and above scope of supply. stool for pump : pump shall rest not less than 300mm foundation bolt : m-12x150mm material of construction: cs(is:2062) primer/zinc rich epoxy finish/high built epoxy : frame shall be painted with 2 coats of epoxy primer and 2 coats of epoxy paint, colour – bluest. agitator with control panel set : 0.5 hp- 01 no , starter : fullyautomaticpanelstarterwithstandardconnectors,mcbsindicationlampsselectorswitch,automanualswitch,singlephasecumphasereversalpreventerdryrunpreventerand allnecessarywiringandstd. specialsasperstd. , sensor : standard flowsensorhavingsensingwithss 316springactuatedtong,outermsbodyforauto operation. , frpmoldeddryrunsensor : frpmoldeddryrunsensorhavingmagneticsensorof5 voltoperatedswitchwith3 corex 1.5 sq.mm flexiblepvcsheathedinsulatedcoppercableofabove5 meterlengthfixedonthechlorinetanktosense todry run level. , chlorineliquid : sodiumhypochloriteliquidsolution(bleachingliquid)concentrationpower4 to6 % (grade - i)is 11673 -1992fordrinkingwaterchlorinationusagetometeringpumpsetsofinitialfillingforcontinuousandproperrunningofchlorinesystemstoaquantityof 2000ltrs. as initial filling with the scope of this work.