WBPHED/AE/BMSD/NIeT- 10 OF 2024-2025/11

Amount

Dismantling the following pump sets for rectification and repairing of defects as per direction of EIC.

a) 10 HP Centrifugal pump

b) 30HP Centrifugal pump

Supply and delivery at site of the following spares as per sample & instruction of EIC :

Spare Tyre for Tyre Coupling for 10HP

Spare Tyre for Tyre Coupling for 30HP

Gland bush (G.M) for 10HP Pump

Gland bush (G.M) for 30HP Pump

Bearing in exisiting size (6306-2Z/C3)

O-ring for 10HP Pump

O-ring for 30HP Pump

Shaft ( SS 410) as per sample for 30HP

Shaft ( SS 410) as per sample for 10HP

Cassing nut bilt (M.S)

Supply and delivery of M.S base frame made of 100mm 6 mm thick joist for existing centrifugal pump and replace old damage base frame by new supplied base frame and required civil works should be done as per direction of EIC.

Reassembling of above centrifugal pump after repairing with supplying necessary grease , gland packing , reconnection with power line and testing all complete up to satisfaction of EIC

Taking out the L.T. 30HP sq. cage Induction Motor after disconnections of supply terminal connections including earthing terminal connection, from coupling end of Centrifugal pump after dismantling the same from the motor stool . The motor is to be kept on wooden sleeper at a suitable distance from the floor without damaging the earthing strips and cables etc. as per direction of E.I.C

Carrying charges of 30H.P centrifugal motor from Indpur Zone-II site to Bankura work shope with loading & unloading

Dismanteling of 30 H.P motor part by part rotor & stator and removing burnt out winding with cleaning all slote by the petrol as per direction

Rewinding charges of 100H.P, 1450rpm Squrel cage induction motor by the suitable gauge copper anamal wire with maintaning of no of turn and rpm with supplying all matrials as per direction of E.I.C [Rate is considered after deduction of burn out winding cost]

Carrying charges of 100H.P centrifugal motor from Bankura work shope to Indpur Zone-II site with loading & unloading

Complete servicing and heat varnishing of 415Volt, 3 Phase L.T. sq. cage induction motor after cleaning the stator and heating it up periodically and varnishing by Dr. Beck's graded insulating varnish to obtain stable IR value, as per direction of E.I.C.

Supply delivery of Ball Bearing in exisiting size (6312 )

Refitting the pump motor (LT sq. cage IM) set with all its necessary coupling and accessories to its original position including fitting fixing with bearing housing non-reversable rachet unit and pump shaft with proper tollerance and clearance and reconnection of terminal points the overhauling work i.e. cleaning of contracts sliping etc. (all connection strips, cable end are to be refitted in proper way including good damages of strip terminals) and satisfactory 2 hours trial run of the pump as per direction of E.I.C. for all pumping stations.

Supply delivery and fitting fixing of Fully Automatic Star Delta Starter, Type MN 16 FASD, Relay Range 9 - 15A, 415V for 10HP motor.

Supply delivery and fitting fixing of Fully Automatic Star Delta Starter, Type MN 65 FASD, Relay Range 45 - 75A, 415V, for 40HP motor.

Supply and delivery and laying from MCC to Motor of 4Sqmm 3core PVC inasulated copper submersible flat cable

Supply & delivery at site horizontal type centrifugal self priming non-clog dewatering pump with horizontal type 415V ,50 Hz , three phase squirrel cage Induction motor including supply of channel base frame ,coupling and coupling guard complete set Discharge capacity : 5.75 M3/hr Total Head : 10 mtr. Suction/delivery- 40mm/35mm

Add: 18% GST

Add: 1% Cess

COMBINE ENTERPRISES (BID ID -6033426)

RABINDRA NATH KHAN (BID ID -6033459)