Delhi Jal Board

Delhi Jal Board has published Commissioning Of Re-Bored Tube-Wells By supply installation testing and commissioning Of New Pump-Sets Etc. In Ward No. 102, Tilak Nagar Constituency.- 1 Augmentation of water supply via. Extraction of Ground Water by SITC of new sub. Pump-sets etc. at following newly re-bored tubewells. 1. C-Block, Near Mandir, Khayala, Tilak Nagar 2. D- Block, Near DDA Market,Khayala, Tilak Nagar Supply of 7.5 HP Submersible Pump Set fitted with dynamically balanced impeller mounted on stainless steel shaft with protection sleeve having stage bowls of closed grained bronze impeller complete in C.I Body. The pump will be directly coupled to required wet type induction motor of speed 2900 RPM suitable for operation on 3-ɸ, 415V, 50Hz, AC supply,Discharge: 200-250LPM, Head: 84-90 mtr,Stage - 10. Make of Pump: BS/KSB/SU/DJB Approved Make. 2 SITC of distribution Hut Type Electrical Feeder Pillar Automatic LT Panel board (Outdoor Type) suitable for 415 Volts, 3-phase, 50Hz, 4 wire system for operation ofup to 10HP submersible set. The Panel Board may beof welded construction of size 1370mm x 760mm x 460mm fabricated with 16 SWG M.S. sheet with horizontal and vertical intermediate chamber of suitable size on suitable size insulating board to make the Panel Robust, having double door with 14 SWG S.S hinges along with double locking arrangement with arrangement for mounting of switch gear and electrical energy meter i/c powder coating, Vermin proof having following items.1. MCCB 63 Amp, 4 Pole-1 No2. RCCB/ELCB 63 Amp, 4 Pole with earth fault indicator and positive contact indication protecting a circuit automatically- 1No3. Fully automatic star delta starter of 10HP, 3Phase oil immersed type- 1No4. Digital Ampere meter 96mmx96mm square shape of 0-30 Amp range- 1No5. Digital Voltmeter of 96mm x 96 mm square shape of 0-500 volt range with selector switch- 1No6. LED Indicating lamps with fitting (a set of 3 lamps): 1Set7. Shunt capacitor of 5 KVAR with three phase isolator- 1No8. Motor Protection Assembly having Earth Leakage protection, Phase sequence corrector, Single phasing protection, Over load protection, High voltage-low voltage protection- 1No9. Programmable time switch (i.e. RYB Phase & facility to change over from automatic to manual & vice versa) up to 10 H.P. - 1No10. Complete wiring of panel board & installation of electrical accessories in the panel with required copper conductor wire & thimbling etc as required. The panel board shall be mounted on the base frame of 600mm height made of 50x50x6mm angle iron frame.Make:-All the insert used in Panel must be of DJB approved makes and should be ISI marked where make of that equipment is not approved. 3 Supply-Of G.I. Pipe 50mm dia, Medium-class, each of 3±3 Meters Long, duly threaded on both-ends, welded & fitted with G.I./ M.S. Flange of minimum thickness 6 mm on both ends with a Slot for Submersible-Cable. Welding of M.S Strips at both ends on flange.Make of Pipe: Jindal / TATA. 4 Supply-Of Tail-piece of Medium-Class G.I.-Pipe 500 mm Long with one-end threaded, as per out-let of Pump and another-end flanged, as per size of G.I. Pipe 50 mm dia.Make of Pipe:Jindal / TATA. 5 Supply-Of Orifice-Assembly 50mm dia, 0.6 Meter Long, Double-Flange. One side M .S. Flange and other side G.I flange. 6 Supply of three core flat cable with bare bunched copper conductor insulated & sheathed with PVC for submersible pump motor with voltage grade upto 1100V of 4.0 sq mm. size in 100mtr. Roll.Make: Finolex / Havells/CCI 7 Supply of CI DF Non Rising spindle sluice valve PN 1.0 / IS:14846 CI body/wedge/bronze rins/SS/l410 Shaft construction of size: - 50 mm.Make: Kirloslar/IVC/DJB Approved Make. 8 Supply-Of C.I. D/F swing-type Non-Return Valve, as per 1S:5312 (Part 1 & 2) PN 1.0, 1S:14846, C.I. Body door of size: 50 mm dia.Make: Kirloskar /IVC/DJB Approved Make. 9 Supply-Of M.S. Clamp of 600 mm Length, duly fabricated out-of 12.5 mm thick, 50 mm wide M.S.Plate for holding the Pipe of 50 mm dia. 10 Supply-Of G.I. Bend 90⁰ x 50 mm dia, having Flange at both-ends One side M .S. Flange and other side G.I flange. 11 Supply-Of Nut-Bolts, ½” dia of different size i.e. 1.5” & 2.5” Long, threaded of good quality. 12 Supply-Of Rubber-packing for 50mm dia Flange. 13 Supply-Of Bore-Cover Plate of Size: 300 mm dia, made out from 6 mm thick M.S.-Sheet in 2-Halves and a Circular-Hole of 80 mm dia in center with Locking arrangement by Nuts & Bolts. 14 Installation of submersible pump and all allied electrical & mechanical accessories by lowering of submersible pump-set adjoining with pipes by tightening of nut-bolts on flanges welded on GI pipes. Laying of delivery system with sluice valve and NRV. Lowering of pump-set and pipes will be carried out with help of heavy labour, chain pulley hanged on either with tripod or Hydra. . Last date of submission for this tender is 2025-07-11. This is a Tube Well tender in Janakpuri, Delhi