Fabrication of manifold and installation of electromechanical equipments and allied works for 200 mm dia. bore well at Tube well Patoli Brahmana under UT Capex Budget

Amount

Providing of 2 nos. submersible pump set having specifications 10000 GPH x 61 Mtrs. Head. Job includes shifting of the new submersible pump sets from place of storing to workshop. Fabrication of and fitting of U – shaped tie rod / clamp which is to be fabricated out of MS flat and to be fitted with submersible pump by fabrication and fitting of bolts and nuts which are to be welded on both sides of the clamp. The job also includes fabrication of expander / reducer nipple for NRV of required size which is to be fabricated out of MS plate threaded at one end and flanged at the other end. Fitting of reducer / expander nipple to be fastened with column pipe at one end with flange joint and with the discharge outlet (NRV) of the submersible pump at the other end. Coupling of submersible pump-set and testing it in testing pit at workshop and shifting to site of work. One no. submersible pump set is to kept as standby and is to be shifted and safely unloaded at site. Installation, testing and commissioning of submersible pump set at Tube Well Patoli Brahmana. Providing and fabrication of B class GI pipe 100 mm dia. 10’ in length – 15 nos. column pipes after welding of heavy-duty flanges at both sides. A side cut is to be provided at each flange for passing of submersible cable and each flange is to be strengthened by welding of 4 no. 12 mm thick cleats. Shifting the pipes to site of work. Providing and fitting of 10 mm sq. submersible cable 150 Mtrs in length. Making of connections of submersible cable with motor leads and lowering of submersible pump set. Making of all connections with LT control panel and then testing the pump set. The job includes cost of submersible pump sets, lowering of submersible pump set, submersible cable, materials i.e. tie rod, expander, reducer, nipple, nuts, bolts, rubber sheets and labour charges. Complete Job. Design, fabrication, installation, testing and commissioning of LT control panel with built in fault analyzer suitable for running 30 HP newly installed submersible pump set at Tube Well Patoli Brahmana. The panel should be dust and vermin proof fabricated out of 14/16 SWG CR sheet and provision for fixing it on the wall or the ground with the help of anchoring bolts should be made. The Panel should be sturdy enough for vibration free operation and should be equipped with suitable locking / sealing arrangements. The structure should be provided suitable entry and exit holes for incoming and outgoing cables. The panel is to be given two coats of anti-rust primer and two coats of steel grey enamel paint. The panel should have equipped with following components / features: - 1. The panel should be fitted with 100 Amps MCCB and a set of RYB indicators at incoming side. 2. Star delta starter: - The panel should be fitted with starter comprising of 2 no. air break contractors, 1 No. 50 Amps contactor for main and 1 no. contactor 45 Amps. for delta supply and 1 No. Air break contractor 50 Amps. for star operation, 1 no. timer for changing over the supply of motor from star to delta, 2 Nos. push buttons for start and stop operation of motor. 1 No. MCB 2 Amps. for the protection of internal control wiring. A neat and clean internal control wiring should be made with flexible, copper cables to complete the star delta circuit of outgoing supply. 3. Protection device: - The panel is fitted with protection devices like relay, CT/PT, timer, ROM of suitable rating having inbuilt display ON / OFF, control fuse, fault analyzer with capacity to protect motor by isolating the power supply of motor de-energizing the starter/ panel from electro-mechanical faults which may otherwise damage the motor windings like phasing, under voltage, over voltage, unbalanced voltage, reverse phasing, over current / load, dry running, unbalanced current / load, earth leakage, short circuiting, locked motor, broken shaft. It should also display current of RYB phase and also line voltage of RY an YB phase and record trip counts and indicate trip status for over load, under load, single phase, unbalanced phase, earth fault, over voltage, under voltage, under voltage / reverse phasing respectively. Analyze, display and record no of operation and duration of motor running. i) Voltage related faults: - Single phasing, under voltage, over-voltage, unbalanced voltage. ii) Current Related faults: - Over current / load, dry running, unbalanced current / load, earth leakage, short circuiting. The panel shall also be provided with ammeter and voltmeter of appropriate capacity. All the equipments used i.e. contactors, relays, mccb etc. used should be of standard make. Testing: Providing and fitting of pvc copper cable of appropriate rating to be laid between voltage stabilizer and newly installed LT Control Panel after proper thimbling. Making of all the electrical connections and testing the panel on no load and then on full load conditions. Complete job including cost and carriage of materials and labour charges

Design fabrication, installation, testing and commissioning of 03 Ton capacity electrically operated chain pulley along with allied works at Tube Well Patoli Brahmana suitably designed for operation of extraction / lowering of submersible pumping unit along with column assembly of following specifications: - Electric Chain Hoist are designed as per IS: 6547. Capacity: 03 Ton No. of Falls: 2 Hoisting Speed Mt / Min: 2 Mtr. / Min HP of the Motor: 3-5 HP CONSTRUCTION: Hoist should be of unique modular construction which makes it an ideal choice since each sub assembly is easily accessible individually, thus reducing the time and cost involved in the maintenance. FRAME: The Frame is of sturdy design, fabricated from tested steel plates and is welded / bolted type. GEARBOX: Totally enclosed gear box with gears made from EN-9/EN-24, Steel and teethed on precision hobbing machines, hardened & tempered. The gears are le and need no further lubrication. ELECTRICMOTOR: 3 Phase, 440 Volt A.C. 50 cycles, Squirrel cage Induction Motor. LOADCHAIN: Conforms to IS: 6216-1971, Grade 80, tested, calibrated and duly heat treated. BRAKE: Instant action 'fail to safe, Electro Magnetic disc brakes are incorporated to ensure maximum safety and reliability in operation. UNIT SWITCH: Snap action limits switches are used to prevent over hoisting and over lowering. CONTROL PANEL Totally enclosed dust and moisture proof panel housing with components of standard make. Provides control at low voltage for safety of operator. HOOKS: Steel Forge conforming to IS: 8610- 1977. Free to rotate & swivel. TEST: Each Hoist is tested to 25% Overload with conformation to IS: 6547-1971. The job shall comprise of the following works.: - 1. Fixing of MS girder of suitable capacity in the vertical reinforced cement concrete columns The job includes providing, fixing of MS girder of appropriate size and specification and fixing on the top of tube well pump room embedded in the RCC pillars anchored with angle iron on both sides about 1 meter high on the corners of the roof of the tube well. 2. Carriage of material / equipments at the site of work All the components shall be designed for strength and safe operation of the hoist. Complete job in all respect including cost of material, handling charges, taxes etc. and testing of winch machine at site.

Fabrication of temporary shed of size 10’x 10’ out of color coated PPGL for housing of electro - mechanical equipments at Tube well Patoli Brahmana. Providing and laying of plinth with the concrete of 1:2:4 for the shed of 10’ x 10’ size. The job also includes hire charges of wooden shuttering for the plinth level concrete. Providing and erection of vertical angle posts with 65 mm x 65 mm x 6 mm angle for side supports, door and windows. The vertical frame supports have proper grouting in the plinth beam and holes drilled for fixing of colour coated PPGL sheet. The average height of shed should be 11–12 feet. Providing and fixing of colour coated sheets with hooks, bitumen washers, GI bolts etc in sides and top. Sheet roofing should be extended on either side of wall. The joints should be leak proof. The shed should have one door and two windows. Door and windows should have the provision of hinges, handles, tower bolts etc wherever required. Complete job including cost of material and labour charges. Providing and laying of cement concrete flooring of 1:2:4 with a provision of trench for electrical cables of machinery. Earthing of all electrical equipments by way of excavation of pit of size 4’ x 3’ x 6’ depth nearby pump house for earthing of pumping machinery. Job includes disposal of dismantled / excavated debris of permissible dumping place by manual labour, cleaning of excavated pits properly. Providing and laying of earthing plates 600 x 600 x 6 mm with GI nuts, bolts. Providing and fixing GI strips 25 x 3 mm earthing upto pump room. Providing and filling of charcoal and salt in layers for proper earthing and filling of excavated pits with good earth. Providing and laying of ½” dia. GI pipes with funnels on upper side above ground level for watering purposes. Earthing of LT control panel and voltage stabilizer by using GI strips / copper cable 25 x 6 mm properly tightened with nuts and bolts. Earthing of neutral of HT transformer so as to avoid any leakage of electric current. Job also includes complete electrification of shed and pump room by way of providing and fitting of main service line of twin core cable from electric transformer to main MCB. Providing / Fitting of LED lights 10 watts - 2 nos. to side walls of the shed and pump room building having individual and independent OFF / ON switches arrangement. The wiring should be laid through PVC baton of 40 mm size as per site requirement with adequate nos. of circuit points. Fitting of main light board having OFF / ON switches and power points and heating points boards which shall carry switches socket combine 15 Ampere. Job also includes providing and fitting of main service line of twin core cable from electric transformer to main MCB. Providing / Fitting of 2 nos. LED street lights – 40 watts each to the side walls of the shed and pump room having individual OFF / ON switches. Laying of PVC copper conductor through PVC baton for the above mentioned lights. All the lights shall have to be connected to main DP switch inside the pump room for operation. Complete job including cost of material and labour charges.

M.S J K HYDRAULIC ENGGG AND FABRICATOR WORKS

SUNIL KUMAR SURI CONTRACTOR