Providing Installation Testing and Commissioning of pumping machinery along with allied electro mechanical works at WSS Bagla Rajouri

Amount

Mechanical Items

Providing, of multi stage Horizontal centrifugal pump sets of specification 3000GPH x250MH (Head Range +10-25%) coupled with suitable induction motor. The recommended make of Pump should be RKB/Kirloskar/ Mather Platt/ KSB/ along with recommended make of induction motor of Kirloskar/ ABB/ Alstom/Marathon. The Specification of the Motor should be 385 Volts ± 15%, 2900 RPM, 50 Hz, 02 Pole and TEFC cooled. The pumping Machinery should confirm relevant ISO with all latest amendments. The equipment shall also be accompanied with test certificates and performance curves.The job includes transportation charges, insurance charges and Hire charges of labour up to site of work.

Laying of foundation block of size 2mtr x 1 mtr x 1mtr inside the pump room by way of excavation of floor and disposal of the excavated earth by using manual labour outside the premises. Cleaning and levelling of excavated trench. Laying of foundation block of RCC for installation of HCP 3000 GPH X 250 MH. The job includes fabrication, welding and laying of steel mesh made from 10mm tor steel placed horizontally, vertically and diagonally at equal distance including form work. Laying of foundation block of RCC in the ratio 1:2:4 (cement, sand and Bajri) and grouting of fabricated foundation bolts. The entire block to be laid in such a way that it can dump all types of mechanical vibration created by dynamic load of the pump. Placing of base frame and levelling. Tightening of base frame by fastening of 6 No. foundation bolts. Complete job includes cost of all types of material such as cement, sand, Bajri, tor steel, foundation bolts, nuts, washers, bolts, carriage of material to site of work on H/L, higher charges of tools and tackles, labour charges of skilled and semi-skilled workers.

Installation of HC pump motor set 3000 GPH X 250 MH with motor along with allied works by way of placing the HC pump set and motor on the base plate tightening of foundation bolts of pump and motor set fixing of coupling pulley on drive end side of pump and motor shaft with the help of cotters and coupling bolts. Proper leveling of pump motor set on the base frame by way of providing steel shims and checking the alignment of pump motor set. Complete job including cost of material such as bolts, nuts, washers, shims coupling bolts and tools and tackles required for execution of the job. Fabrication, fitting and laying of 65 mm dia suction line from sump tank to the suction of HC pump set as per site requirement by way of cutting, providing of 65 mm dia. Sluice valve with flanges and welding by using good quality electrodes so as to get leak proof joints. Providing and fixing reducer nipple with flanges on both sides with proper bend to be fitted on the suction side of the HC pump set. Complete job including cost of material, labour charges and hire charges of tools and plants required for the execution of the job. Fabrication, fitting and laying of 65 mm dia delivery line for HC pump set. Fabrication and fitting of expander nipple on the delivery side of pump set with flanges on both sides to be connected with delivery side of the pump set with matching holes on one side and 65 mm dia delivery line on the other side. Providing and welding 65mm dia half bends with flanges on both sides as per site requirement. Providing and fixing of 65 mm dia heavy duty sluice valve 1 No. and reflux valve 1 No. with nuts, bolts and gaskets with proper flanges on both sides. Extension of the delivery line from reflux valve up to the common manifold by way of providing bends nipples etc. as per site condition. The complete welding work on the delivery line shall be done by using superior quality welding electrodes so as to avoid any air gap and to ensure leak proof joints. Complete job including cost of material, hire charges of tools and plants. Laying and fixing of common delivery manifold outside the pump room for interconnection of pumping set as standby arrangement. The delivery lines of both the pump sets shall be connected/ joined/ welded with the common delivery manifold. Making interconnections of common delivery manifold with 65 mm dia existing rising main by fabrication and fitting of nipples, bends, flanges as per site requirement. Testing and commissioning of HC pump motor set with stand by and all other allied electro mechanical works by checking alignment of pumping set and Plugging of leaking joints if any by way of welding, replacement of gaskets and tightening of nuts and bolts. Testing the machinery on full load.

Fabrication and fitting /grouting of angle iron panel board fitted with 12mm thick water proof ply with good quality mica. Providing/fitting of 200 Amp 415V HRC type main switch (H/DUTY) -01 no, Providing/fitting of 180mm square aluminium cable -35 mtr-3.5 core for making of connection from busbar fuse system to main switch with proper thimbling and insulation. Providing /fitting 40HP-01 Nos star delta oil immersed starter for operation of HC pump motor set. Providing/fitting of copper cable for making of electrical connections from 200Amp main switch to starters with proper thimbling and insulation. Providing /fitting of 10mm sq copper cable for making connection from starter to motors.The job also include providing and fitting of submersible cable along with control panel for submersible pump motor set as per site requirement. Checking continuity of whole electric circuit. Testing and commissioning of electro mechanical works by checking of all electrical connections, tapping and tightening all other connections. Testing the machinery on full load. Complete job

Testing and commissioning of HCP pump motor set of Specification 3000GPH× 250 MH after checking of all the electrical connections with magger, tightening of loose connections if any, plugging of leakage of joints by welding & tightening of nuts & bolts etc. job includes cost of material & labour charges for loading unloading carriage fitting & testing charges. ( one complete job )

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