WBPHED/EE/AMD/ NIeT-51 of 2024-2025/10

Amount

Centrifugal Pump Repairing Work Portion:-

Dismantling the existing 215 HP Centrifugal Pump set from its base frame after decoupling from motor with loosen of nut bolt washer etc. Lifting the pump from pump floor to panel floor with the help of lifting arrangement after disconnection of all suction & delivery pipe line as per direction.

Carrying of one no 215 HP pump -motor set from Runakura Ghat Pump House to Asansol Workshop for necessary repairing by hired vehicle including loading unloading charges all complete.

Dismantling and removal of damaged spares of 215 H.P. pump part by part very carefully by special attachment as per direction.

Repairing of existing wearout pump shaft with remetalling and machining both sides as per bearing size all complete .

Repairing of existing Impeller coller with Turning and Polishing . (NDE & DE).

Impeller Ring New Making (GM).

Fitting Fixing of the Impeller Ring (GM)

Shaft Sleeve Check Nut (GM) for Non-Driving End Housing

Shaft Sleeve New Making (SS)

Shaft Key New Making

Shaft Sleeve Check-Nut (GM)

Bearing housing over size bore C.I.sleeve making maching with bearing dia. Size as per direction .

Impeller Neck Ring (GM).

Neck Bush (GM).

Stuffing Box Bush (GM).

Gland (GM)

Gland stud nuts.

Neck ring 'O' ring (dia 280mm.1D.270,5mm thick).

Intermediate ring

Supply and delivery of following bearing for pump as per existing size :-

( a ) N311-E-XL-TVP2 . Make : FAG

( b ) 7310 - B - XL - TVP - UA . Make : FAG

Pump gland packing , rubber sheet , grease etc. all Complete.

Re-assembling the 215 H.P.motor with the spares supplied and other serviceable materials complete as per direction of E.I.C

Back carrying of one no 215 H.P. pump -motor set from Asansol Workshop to Runakura Ghat Pump House after repairing by hired vehicle including loading unloading charges all complete.

Installation of 215 H.P.Centrifugal Pump & Motor on the base and coupling with both pump - motor and connection with suction and delivery pipe line and electrical connection including supply of all necessary materials with maintain proper alignment as per direction.

Illumineries and other electrical accessories portion:-

a )Supply & delivery and storage at site 7.0 m Swaged Type Street Tubular Pole (M.S) complete with all accessories like Base Plate, Cap & 1.0 m M.S arm bracket generally conforming to IS: 2713-1980 and as per technical specification given bellow :- Over all length - 7.0 M Length x out side dia. X thickness of different section :Bottom 4M x 114.5mm x 4.50mm - Middle 1.5M x 88.9mm x 4.05mm - Top 1.5M x 76.1mm x 3.25mm. - The above pole is provided with suitable size base plate & 1.0 m long of 40mmdia. M.S. Following Arm Brackets and pole as per designation 410-SP-02 & conforming to relevant I.S. ( Make: INDIAN TUBE CO/BANSAL/ Calcutta Poles & Tubes Co.). T.C. Needed.

Supply and delivery of Flood light luminarie.(Make-Phillips, 200 Watt, Model-BVP177 LED220 CW/NW/WW 200W WB FG GR PSU)

Supplying and fixing GI water proof looping cable box having hinged GI Top cover having 4 mm thick wit rubber gasket linning, railway type mechanical locking arrangement, earthing terminal with lug etc. of the following size as idicated below.Comprising of one 250V, 15A kitkat fuse unit, one NL on porceline insulator etc. and housing the same in muffing incl. addition and alteration to the existing CC muffing (6:3:1) after dismantelling the damaged looping cable box etc. where necy. incl. painting a)200 x 150 x 100.

Supply & drawing of 2.5 sqmm x 3 core PVC insulated copper wire from joint box to bottom of SV lamp/Flood light fixture at the top of the pole for making inter connection complete.(Make- Approve Make).

Fitting fixing of the street light luminaries of item on the top of 7 m and high altitude wall by scaffolding arrangement as per direction and necessary inter connection complete with supplying all necessary materials as per direction of EIC.

Painting of Steel Tubular Pole of lengths and no of coats of paint, as given below with ready mixed paint/primer of approved make, and brand incl preparation of surface by sand paper/emery paper, cleaning etc. for receiving fresh coat of paint. ( a) Upto 9.0 mtr. long pole

One coat of red lead/Zinc chromate priming

1st coat of aluminium paint over 1 coat of RO priming.

2nd coat of aluminium paint over 1st coat.

Supply and delivery and storage at site 3 Core x 10 mm Sq Al. Ar Cable X LPE insulated 1.1 Grade conforming to IS-7098 (1) (Test Certifical is to be submitted at the time of delivery) (From Pole Loop Box to Light Timer Feeder ). (Make-Approved make).

Laying of one no 1.1 KV Grade 10 mm 2 x 3 core Al. Ar. cable along with the existing underground trench 460 mm wide*760 mm average depth, with brick protection on the top of the cable with 8 nos bricks/mtr, incl. filling the space between the brick and cable and also the trench with shifted soil, levelling up and restoring surface duly rammed as per direction of EIC.

Supplying and fixing 63 Amp,240/415 V MCB of Breaking capacity 10kA & C characteristics on din rail of existing DBs and necessary connection. (Make- Approve Make).

Supply , Delivery and fitting fixing complete Exhaust Fan for Pump house with following specification:-

450 mm Heavy Duty Exh. (900 RPM) (Make- Approve Make).

300 mm Heavy Duty Exh. (1400 RPM)(Make- Approve Make).

Supply , Delivery of Stand Fan for Pump House. (400 mm) (Make- Approve Make).

Add GST @ 18%

Add CESS @ 1%

M/S. SWAPAN BANERJEE (BID ID -6282991)

Premnath Mitra (BID ID -6285149)

SUNRISE ENGINEERING CORPORATION (BID ID -6282952)