Repair_pump_WTP

Amount

For 160kW Motor (Pump No. 1) :-

Decoupling of motor after disconnection of all power lines by engaging expart technicians for fault detection by using existing lifting arrangement all complete as per direction of EIC.

Carrying of motor by hiring vehicle including loading-unloading by using Hydra arrangement from wosrksite to Kolkata Workshop for necessary repairing purpose as per direction of EIC.

Dismantling the motor at Kolkata workshop part by part for overhauling of the motor as per direction of ElC.

Supply & delivery of follwing bearings for motor at workshop :-

Ball Bearing No. 6321-C3 [Make-Fag]

Roller Bearing No. NU 321 E-XL-M1-QP-C3 [Make-Fag]

Thorough washing & cleaning the stator, rotor winding with electrical solvent, Winding to be heated up to improve and steady the IR value. Winding to be baked, varnished (Dr. Beck F-50), red becktol with assembly & cured properly incl. changing 6 Nos. lead cables with sockets.

Re-assembling of the pump motor set part by part and using aboved supplied bearings for (Item Sl. No. 5.01 & 5.02) after replacement of new SS nuts, bolts & washers by skilled personnel & painting the aboved pump motor set by two coats of enamel paints over a coat of primer all complete as per direction of EIC.

Carrying back of the repaired motor by hiring vehicle including loading-unloading by using Hydra arrangement from Kolkata workshop to wosrksite as per direction of EIC.

Installtion of the repaired pump motor set in its existing position and coupling with pump with the help of existing lifting arrangemnt including reconnection of all power lines all complete with testing as per direction of EIC.

Supply & delivery of following items at site :-

Capacitor fuse base for 160KW Motor, B Fuse Holder SD2-D-BTNH 2 Silver Fuse for NH1 Silver [Make : Bussman / Approved make] [for Phase-I,160kW Motor (Pump No. 3)]

HBC NHG2B 400A 2 HRC Fuse Links [Make : Bussman / Approved make] [for Phase-II,160kW Motor (Pump No. 3)]

50KA MCCB [Make : ABB, Model : T5S 400 PR222DS/P-L SIG In=400 3p F F] [for Phase-I, 160kW Motor (Pump No. 3)]

RHE Normal for Fixed / Plug-in T4-T5 [for Phase-I,160kW Motor (Pump No. 1)]

Aux. Contact T1-T6 (1Q + 1SY), 250V AC/DC [for Phase-I,160kW Motor (Pump No. 1)]

Spreader Terminal ES/T5 [for Phase-I,160kW Motor (Pump No. 1)]

Fitting fixing of above supplied materials (Item Sl. No. 10.01 to 10.06) by making holes in the busbars to connect with the Contactor, cutting, bending, modification of busbar links, replacement of links in the MCCB panel and withdrawl the faulty MCCB panel incl. testing & commissioning all complete to the entire satisfaction of the EIC.

Supply & replacement of 25 mm dia Hose for cooling water drain pipe line after withdrawal of the leaked and damaged PVC Hose as per existing sample (Approx. 25 ft)

Repairing of Valve Actuator K150 Rotork make, DN 600 of Butterfly Valve in the delivery manifold for dismantling after withdrawal of the Actuator, rectification of the wornout Central & Control Shaft machinery, thread cutting after metalizing, all complete with fitting fixing, servicing, fuse replacement oil seal - 2 Nos., SERVO 40 Oil - 4 Ltrs. all complete with limit setting, Testing & Commissioning to the entire satisfaction of the EIC.

Repairing of two nos. power cable (From Phase-II Sub-station to Phase-II Raw Water Pump House) at WTP after disconnection of power cable from both end incl. supplying of required materials and reconnection of power cable to both end after testing by megger all complete as per direction EIC.

GST @18% of Total Value in Amount

CESS @1% of Total Value in Amount

Tarun Kumar Bhattacharya (BID ID -5844808)

EASTERN INDIA SALES AND SERVICE (BID ID -5845295)