Ci D Joint Tenders

State Government

Tender For corrigendum : providing and installation of electro-mechanical accessories at cwr site and allieds works at ekpara pwss, block-rampurhat-i under bolpur mechanical division - supply and delivery of openwell submersible pumping machinery set suitable for wet pit installation complete with stainer along with all accessories with following sped-selected">cification: pump : discharge (q) : (1800-1280) m3/hr. & head (h) : (19-38) mtrs.method of starting : sd, shaft-stainless steel-ss-304, impeller- crome steel/d-selected">ci/s.s / bronze, suc & del size- 90/80 mm dia, type of position-horizontal. mechanical sealmotor : 12.5hp (suitable for open well)operating voltage : 415 ( 10 %), phase : 3ph, 50 hz 6%speed : 2800 rpm, method of starting : s/dmake : ksb / grundfos / texmo / cri / kbl / mbh / or any approved vendor. ( n.b : manufacturers test certificate along with charecteristics curve, moc and gurantee certyificate have to be submitted at the time of delivery.), supply & delivery at site of 35 mm x 3.5 core size aluminum armored, xlpe insulated 1.1 k.v. grade cable, conforming to is 7098(i) as per direction of eic.(make:- gloster / polycab / mescab / or any approved vendor list of phed.) ( n.b : manufacturers test certificate have to be submitted at the time of delivery.), supply & delivery of 100a kit-kat rewireable (porcelain fuse carrier & base) (make:- havells / l&t / or any approved vendor list of phed.), supply & delivery of 100 amps re-wireable porcelain fuse unit type tpn main switch with steel sheet enclosure (conforms: is/iec600947-1&3). (make: havells /approved vendor list of phed.), supply & delivery of re-wireable type tpn changeover switch 100 amps 415v, 50hz, 4 pole offload with steel sheet enclosure (conforms: is/iec60947-1&3). (make: havells /approved vendor list of phed.), 100 amps, 4way, wall mounted copper busbar chamber with steel sheet enclosure (conforms:is/iec:60947-3). (make: havells /approved vendor list of phed.), supply and delivery of the following pipes, valves, pipes and gauges etc at site-- (make: approved vendor list of phed.), 100mm dia m.s. black pipe p/e conforming to is:1239 part-1 (2004), heavy (c class)., 150mm dia m.s. black pipe p/e conforming to is:1239 part-1 (2004), heavy (c class)., 100mm dia m.s. blank flange 15mm thick perforated as per is1538., heavy type suitable dia. ms suspension clamp along with nuts bolts and washers., 100mm dia. cast iron double flanged manually operated rising spindle type sluice valve generally conforming to is: 14846, having body, door, dome / bonnet, gland in graded cast iron to is 210 gr. fg 260, four faces of ss aisi 304 and spindle nut of gunmetal to is 318 gr. ltb 2, outside screw rising stainless steel aisi 304 spindle, valves suitable for a maximum working pressure of 10 kg/cm (seat test) & body tested to 15 kg/cm . flanges faced and drilled to is:1538 table 4 & 6. valves tested by closed end method only. (moc & tc needed for valve)., 100mm dia. cast iron double flanged single door swing non-return valve generally conforming to is:5312 part i, having body, door, cover in graded cast iron to is 210 gr. fg 260; body & door rings of stainless steel to ss aisi 304 , hinge pin of ss aisi 304, valves suitable for a maximum working pressure of 10 kg/cm (seat test) & body tested to 15 kg/cm . flanges drilled to is 1538 table 4 & 6.(moc & tc needed for valve)., 100 mm dia dismantling joint pn-1.0 d-selected">ci dismantling joint complete galvanised , stud, nut and washer and follower flanges, drilled to is:1538 table 4 & 6. ( at delivery side of pump ), supply & fixing of perforated gi cable tray tee with perforation not more than 17.5% suspended from ceiling with two nos. suspenders & 25x25x3mm angle iron for supporting the cross member incl. s&f gi connector, 6mm dia ms suspender, bolts & nuts, steel fastener etc. as required of the following size. incl. al painting of ms support. [200x50x1.25mm x 3mtr long