Chennai Metropolitan Water Supply And Sewerage Board-CMWSSB has published Tender For Improvement Of Pumping Machineries And Other Allied Electrical Works At Karukku Pumping Station In Depot 82, Area Vii. Submission Date for this Tender is 28-11-2023. Electrical Maintenance Tenders in chennai Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Supply, delivery, erection, testingand commissioning of non-clog submersible sewage pumpset with following duty point, including required capacity 3 Ph, 415 V, AC, 50 Hz, ElectricalMotor with suitable weather proof cable(Copper ) of total length of 35 m, VFD control panel, Pedestal Coupling, guide wire / guide pipe (GI-50 mm dia) of length 10m,M.S.(GLVD) lifting chain oflength 10m, necessary level controlling probes with sufficient length of armoured copper LTUG cable to connect the probe from the junction box to the control panel, fasteners including laying of pump cable under ground with suitable conduit and clamping on walls / trays and incidental civil works etc.complete. |
| 2 | Pump 1 - 17500 lpmagainst a total head of 21 m |
| 3 | Supply, delivery, erection, testing and commissioning of following sizes of power shuntcapacitor for power factor improvement, suitable to operate on 415V, 3Ph,50Hz A/Csupply, on suitable angle iron frame-works (37.5 mm x 37.5 mm x 6.24mm ) at a height of 0.25m from the ground, including earthing and incidental civil works etc., complete. |
| 4 | Pump 1 - 44 kVAR |
| 5 | Supplying and fixing of 400 Amps Triple Pole fuse carrier in MS Sheet steel encloure withprovision for accommodating the TNEB meter including earthing etc., complete. |
| 6 | Supplying and fixing of 400 Amps Triple Pole SFU with HRC fuses on suitable angle iron frame with earth connection only. |
| 7 | Supply, delivery, erection, testingand commiossioning of floor mounted M.V.panel with aluminium bus bars and consisting of required quantities of the following accessories with necessary interconnections between busbars, switches and trunking box, measuring instruments such as voltmeters,ammeters with selectorswitches, energy meter,phase indicating lamps, etc., complete with incidental civil works and comprising of following and as per specifications & drawings;Capacity of M.V. Panel - 400 Amps 350 A FP(SN) MCCB 50 kA (for EB) 350 A TP MCCB 35 kA for Pump 1 150 A TP MCCB 35kA (for Pump 1 cap.) |
| 8 | Supplying and clamping of variuos sizes of PVC insulated PVC sheathed armoured aluminium LT UG cable by MS clamps on wall or in a trench to be excavated at a depth of2 ½ " putting 6” layer of sand and covering the cable with brick and sand refilling the earth to make good as directed. |
| 9 | From 400 Fuse Carriers to 400 Amps SFU & from there to 350 Amps MCCB Switch of MV panel (Wall) size 3.5C, 120 Sqmm |
| 10 | From 350 A MCCB of MV Panel to Control Panelof Pump 1 (Wall)size 3.5C, 120 Sqmm |
| 11 | From 150 A MCCB of MV Panel toPump 1 capacitors(Wall)size 3.5C, 120 Sqmm |
| 12 | Supplying and fixing of cable gland and termination with Al. cable lugsfor the following sizes ofPVC insulated PVC sheathed armoured alumunium LT UG cable and with earth connection. |
| 13 | size 3.5C, 120 Sqmm (EB) |
| 14 | Size 3.5C, 120 sq.mm (Pump 1) |
| 15 | size 3C, 70 Sqmm (Pump 1 capacitor) |
| 16 | Supply delivery and fixing of out door weather proof junction box fabricated in MS sheet steel (12 SWG for front 14 SWG for other sides) near the suction well for terminating the Pump power cable and control cable on an angle iron frame at convenient height for working and above the local MFL with provision for terminal block & earthing as per IS including incidental civil works etc.,complete. |
| 17 | ForPump 1 |
| 18 | Supply, delivery and fixing of out door wheather proof Local Push Button station in the compartment provided in the Junction Box with 1 No"ON" and 1 No "OFF" push buttons (the "OFF" push button shall be locable in "OFF" position). |
| 19 | Supply, delivery and erection of Three Phase 6 way 32 Amps, 10kALDBwith the following: 1 No of 40 A FP isolator for incoming supply 3 Nos. of 16A, DP RCCB 3 Nos. of 16A, SP MCB 1 No of 16A, DP MCB 3 Nos of6A, DP MCB in sheet steel enclosure fitted with busbars and neutral links and suitable angle iron frame works with provision for earthing etc. complete. |
| 20 | Run of 2 of 2.5 sq mm PVC unsheathed copper single core cable in PVC pipe for mains with continuous earth connection by 14 SWG wire From the MCB DB to the Switch boards in office, store,and 16A power socket. |
| 21 | Wiring with 2.5 sq mm PVC insulated single core copper cables of 650 V Grade on suitable rigid PVC pipe on wall and ceiling with PVC accessories, with MS switch boxcovered with 3 mm thick hylam sheet with continous earth wire connection of 14 SWG TC wire. |
| 22 | Light points |
| 23 | Fan Points |
| 24 | 25 x 6 mm GI Flat |
| 25 | 40 x 6 mm GI Flat |
| 26 | Sub Total (excluding GST) |
| 27 | GST @18% |
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