TCMC - Replacement of 250HP Turbine Pump and Motor and Base Frame and laying of LTUG cable at Melachery Head Works Unit No.ii in Tambaram City Municipal Corporation

Amount

Supply and delivery of Vertical water/Oil lubricated statically, dynamically, hydraulically balanced turbine pump capable of discharging the following duty condition as given below due to all causes with surface discharge head confirming to IS 1710 and as amended as on date with accessories as per IS 5120/1977 ( Reaffirmed 2011 ) and as amended thereafter to suit the site condition. The speed, No. of stages, sizes of column pipes and line shaft indicated is based on site condition prevailing during investigation. The pump should be supplied with non reversible ratchet pin housing safety clutch, suction strainer etc. The Pump Bowl assembly shall be with bronze impeller running at 1450 rpm. The pump includes suitable head shaft, suitable 1.5 metre long SS line shaft required Nos. to suit the well depth, Rubber line shaft bearing of required Nos., C.I Bearing retainer of required Nos., 100 litre HDPE Pre- lubricating tank with 20mm PVC Rigid pipe connection along with GM gate valves, Suitable ERW column pipe of each 1.5m long of required Nos. to suit the well depth, Suction bell mouth of suitable size, M.S. clamps suitable for column pipe/line shaft 2 set and Spanner - 1 set etc complete capacity - (15000 Lpm). Head – Mtrs 70, Pump stages Three, Pump Rpm-1500. [TWAD SR 2024-25 page no.116]

Supply and delivery of vertical Hollow/Solid shaft Squirrel cage induction motor (IS 325 ) suitable for the above pump continuous rated TEFC/SPDP type with Class 'F' insulation for operation in AC, three Phase/50 HZ (±5%), 415V (±10%) running with a speed of pump noted above and with inbuilt thrust bearing assembly capable of taking up the entire load and non reverse ratchet assembly etc., complete. The motor rating noted above is the minimum and shall be such that it should never be over loaded when the pump works at MWL condition and shall be 10% over and above the maximum HP absorbed by the pump. The motor offered should be energy efficiency motors to have maximum efficiency at high power factor. Separate thrust bearing assembly could also be supplied to take up the down load. 187 KW 250 HP Motor 1500 RPM [TWAD SR 2024-25 page no.117]

Supply and delivery of Class P10 Flanged 300mm dia, 1.50 m in length of Ductile Iron pipes Confirming to IS 8329 / 2000. including cost and conveyance and Handling charges etc, complete as per standard specification as per standard Specification.[Twad pg 2024-25 No.36]

Supply and fixing of Bolts and Nuts with washers for the reqiured numbers to Flange Pipe and Bend etc, complete as per standard specification.[Twad SR 2024-25 Pg No.31]

Supply, Fabrication and delivery of MS Base frame including cost removing the old damaged base frame and fixing the new MS base frame including cost of fixing and fixing Materials

Supply, delivery and laying of L.T. CABLES 3.5,CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING 3.50x 50 sqmm and Laying below Cround Level including cost of all materials and including all labour charges etc complete[Twad SR 2024-25 Pg No.125]

Supply, delivery and laying of L.T. CABLES 3.5,CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CROSS LINKED POLY ETHYLENE INSULATED PVC SHEATHED CABLES CONFORMING TO IS 7098 (PART I)/1988 WITH ISI MARKING 3.50x 120 sqmm including cost of all materials and including all labour charges etc complete[Twad SR 2024-25 Pg No.125]

Supply and delivery of floor mounted type FCMA Air/ Oil Cooled soft starter suitable for the LT motor offered for operation in AC three Phase 50Hz (+/- 5%), 415V(+/-10%) including line contactors suitable for next standard higher KW rating, Over load relay, instrument panel with frequency meter, Ammeter, Voltmeter, indicating lamp 6Nos, LED ON/OFF type and Start /Stop push button.[Twad SR 2024-25 Pg No.120]

Ramasethu Infrastructure Pvt.Ltd (BID ID -1256682)