annual maintenance of (01 no. 20hp and 02 nos. 12.5hp) 3 nos. submersible sewerage pump motor sets at panchanantala dps howrah- 1 transportation charges for taking the pump motor set to the workshop/site where the reflection work will be done as per direction of eic (from site to work shop to site) ref. kmda/ee(e/m)/faws-i/2w-24/17-18/41 dated-26-04-17 2 withdrawing the sub. p/m set (upto 25hp)along with column pipes from the well after disconnection the all accessories for necessary testing/checking/ repairingpurpose. this item also included for nec. arrangement of chainpully blocks, tools, tackles and their transportation. ref. : kmda sch. p-9, sl. s-4 3 bronze impeller for pump 4 sluice valve repairing 5 hydraulic oil for above pump 6 impeller nut for pump 7 upper ball bearing 8 lower ball bearing 9 moisture sensor 10 temperature sensor 11 s&d freedom series 3 pole power contractor cat no.ce 15h rating current 50 amps. mk. bch/siemens. 12 s&d of micro prossor base o/l relay with phase failure, phase unbalance protection current setting range 13 to 50 amps. type 3rd20, 36 iuwi (class-10) mk. siemens. 13 supply of phase failure, under /over voltage relay d2 vmr 1 mk. minilec/equivalent. 14 installation of pumping machinery with valve, pipe & pipe specialsref. kmda/ ee(e/m)/faws-i/2w-128/17-18/168dated 02-11-17 15 short piece depth gauge, pressure gauge including hoisting of column 16 add 18% gst 17 add 1% cess